Racservice Pacu Cre

COURSE DESIGN

COURSE TITLE : PACU/CRE

NOMINAL DURATION : 320 Hours

QUALIFICATION LEVEL : NC II

COURSE DESCRIPTION :

This course is designed to enhance the knowledge, desirable attitudes and skills of RAC Services in accordance with industry standards. It covers specialized competencies such as; Install service and maintain, troubleshoot, recover and recycle, repair and retrofit PACU and CRE units

COURSE OUTCOMES:Upon completion of the course, the trainees/students must be able to:1. Prepare for the installation of PACU/ CRE2. Install components of PACU /CRE system3. Test run PACU /CRE system4. Prepare piping requirements5. Install bracket and support 6. Lay-out PACU / CRE piping 7. Perform pipe joint 8. Insulate refrigerant / chilled water piping 9. Lay- out electrical system 10. Install power supply wiring, controls & protective devices 11. Test run electrical system 12. Check and adjust air-conditioning and refrigeration components, controls and operating

condition 13. Maintain lubrication system in PACU /CRE 14. Maintain refrigerant system in PACU /CRE 15. Maintain secondary heat transport equipment in PACU / CRE 16. Maintain air distribution system in PACU /CRE 17. Maintain electrical system 18. Plan and prepare for troubleshooting a package air conditioning / commercial

refrigeration 19. Troubleshoot electrical system 20. Troubleshoot mechanical system 21. Test unit performance 22. Assess unit for recovery /recycling 23. Set up equipment for recovery /recycling 24. Perform refrigerant recovery/Recycling 25. Assess unit for repair / retrofit 26. Repair / Replace defective components of PACU /CRE 27. Perform refrigerant retrofitting process 28. Test operating performance of retrofitted system

ENTRY REQUIREMENTS:

Candidate /trainee must posses any of the following qualifications;

1. Good moral character2. Can communicate

COURSE STRUCTURE

Units of Competency

Module Title Module ContentsNo. of Hrs.

BASIC

1. Participate in Workplace Communication

1.1 Participating in Workplace Communication

1.1.1 Parts of speech1.1.2 Sentence construction1.1.3 Effective communication1.1.4 Basic mathematics1.1.5 Technical writing1.1.6 Types of forms1.1.7 Recording information

(40)

2. Work in a Team Environment

2.1 Working in a Team Environment

2.1.1 Team role2.1.2 Relationship and responsibilities2.1.3 Role and responsibilities with

team environment.2.1.4 Relationship within a team.2.1.5 Communication process2.1.6 Team structure / team roles2.1.7 Group planning and decision

making

(40)

3. Practice Career Professionalism

3.1 Practicing Career Professionalism

3.1.1 Personal Development-Social Aspects: Intra and Interpersonal Development

3.1.2 Organizational Goals3.1.3 Personal Hygiene and Practices3.1.4 Code of Ethics3.1.5 Organizational KRAs3.1.6 Work Values and Ethical

Standards3.1.7 Company policies on the use

and maintenance of equipment3.1.8 Qualification Standards3.1.9 Gender and Development

(GAD) Sensitivity3.1.10 Professionalism in the

Workplace3.1.11 List of Professional Licenses

Units of Competency


4. Practice Occupational Health and Safety Procedures

4.1 Practicing Occupational Health and Safety Procedures

4.1.1 Hazards and risks identification and control

4.1.2 Organizational safety and health protocol

4.1.3 Threshold limit value (TLV)4.1.4 OHS indicators4.1.5 TLV table4.1.6 Phil OHS Standards4.1.7 Effects of hazards in the

workplace4.1.8 Ergonomics4.1.9 EGG Regulations4.1.10 Safety Regulations4.1.11 Clean Air Act4.1.12 Electrical and Fire Safety Code4.1.13 Waste management4.1.14 Disaster Preparedness and

Management4.1.15 Contingency Measures and

Procedures4.1.16 Operational health and safety

procedure, practices and regulations

4.1.17 Emergency-related drills and training

COMMON

1 Prepare Materials And Tools

1.1 Preparing Materials And Tools

1.1.1 Classification Of Construction Materials, Tools and Equipment

1.1.2 Quantification / Estimates Of Tools And Materials

1.1.3 Specification Of Construction Materials

1.1.4 SOP In Requesting Tools And Materials

1.1.5 Table Of Elements1.1.6 Comparing And Contrasting Of

Objects1.1.7 Making Of Reports1.1.8 Storing / Stockpiling Of

Materials

(8)

2 Perform Mensuration And Calculation

2.1 Performing Mensuration And Calculation

3.1.1 Types and Uses of Measuring Instruments

3.1.2 Fraction and Decimals3.1.3 Mensurations3.1.4 Linear Measurement 3.1.5 Unit Of Conversion3.1.6 Dimension3.1.7 Ratio And Proportion3.1.8 Trigonometric Function3.1.9 Algebraic Equation3.1.10 Allowances And Tolerances3.1.11 Presentation Of Data and

Information

(16)

Units of Competency


3 Perform Basic Benchwork

3.1 Performing Basic Benchwork

4.1.1 Measuring tools functions and usage

4.1.2 Trade mathematics4.1.3 Mensuration4.1.4 Calculation4.1.5 Conversion4.1.6 Plan Specifications4.1.7 Tools and equipment usage and

specifications4.1.8 Grinding, cutting, drilling, filing

techniques4.1.9 Basic welding principles and

application 4.1.10 Applied occupational health and

safety (OH & S)

16

4 Perform Basic Electrical Works

4.1 Performing Basic Electrical Works

5.1.1 Uses of tools and testing instruments

5.1.2 Calibration of testing instruments

5.1.3 Safe handling and proper care of tools and testing instruments

5.1.4 Basic electricity5.1.5 Electrical safety and hazards5.1.6 Testing procedures5.1.7 Types of electrical fixtures5.1.8 Testing procedures5.1.9 Electrical safety and hazards5.1.10 Applied occupational health &

safety (OH & S)

16

5 Maintain tools and equipment

5.1 Maintaining tools and equipment

6.1.1 Segregation of Tools and Equipment According To Classification

6.1.2 Personal Protective Equipment 6.1.3 Tools and Equipment Manuals 6.1.4 Preventive Maintenance of

Tools and Equipment6.1.5 Inspection and Reporting

Procedures6.1.6 Inspection, Testing, and

Recording of Repairs/ Maintenance Actions

6.1.7 Inventory and Recording Procedures

6.1.8 Proper Storage of Tools and Equipment

6.1.9 Fill-Up Inventory Form

(4)

6 Perform housekeeping and safety practices

6.1 Performing housekeeping and safety practices

8.1.1 Proper Storage and Handling8.1.2 S Implementation8.1.3 Workplace Hazards8.1.4 Proper Waste Disposal8.1.5 Use of Materials and

Specification8.1.6 First Aid

Units of Competency


8.1.7 Occupational Health and Safety standards Use of Personal Protective Equipment

8.1.8 Receive And Respond To Workplace Communication

8.1.9 Shop/Company Policies8.1.10 Duties and Responsibilities, 8.1.11 Fire prevention and control8.1.12 Accident Prevention and

Emergency Treatment

CORE

1. Install PACU/CRE Components

1.1 Installing PACU/CRE Components

1.1.1 Components tool, supplies and materials familiar and uses

1.1.2 Code of practices for HVAC1.1.3 Dimension1.1.4 Linear measurements1.1.5 Unit conversion1.1.6 Blue print reading1.1.7 Basic refrigeration cycle1.1.8 Mechanical components and

accessories function and specification

1.1.9 Procession installing mechanical and electrical components PACU/CRE

1.1.10 Installation procedures for mechanical components of electrical PACU /CRE system

1.1.11 Electrical components and accessories function and specification

1.1.12 Safety practices 1.1.13 PACU / CRE tools, materials and

functions1.1.14 5 S1.1.15 Pressure temperature chart

reading1.1.16 PACU ?CRE system equipment,

tools function and uses1.1.17 Leak testing method and devices1.1.18 PACU /CRE system liquid and

vapor charging procedures1.1.19 Refrigerant identificator and

cylinder color coding 1.1.20 Dehydrate / evacuate PACU /

CRE procedures Instrumentation

40hrs

2. Install PACU/CRE Piping Systems

2.1 InstallPACU/CRE Piping Systems

2.1.1 Safety practices2.1.2 Plans specifications2.1.3 Mensuration2.1.4 Proper use and care of tools

/equipment2.1.5 Tube processing

Units of Competency


2.1.6 Basic arc and gas welding2.1.7 Basic bench work2.1.8 Clean air act2.1.9 Montreal protocol2.1.10 Code of practice for HVAC

technician2.1.11 Good housekeeping2.1.12 Plans and specifications2.1.13 Linear measurement2.1.14 Angular measurements2.1.15 Signs and symbols2.1.16 Safety and health regulations

relevant to HVAC work2.1.17 Basic gas welding2.1.18 Brazing procedures2.1.19 Plans and specification2.1.20 Handling of tools, equipment and

accessories2.1.21 Safety and health regulations

relevant to HVAC works2.1.22 Rules on safety use of scaffolds

and ladders2.1.23 Tub processing2.1.24 Setting up of work2.1.25 Safety and health regulations

relevant to HVAC works2.1.26 Plans and specifications2.1.27 Type of fittings2.1.28 Tube processing2.1.29 Brazing procedures2.1.30 Piping procedures2.1.31 Piping principles

3. Install PACU/CREElectrical Systems

3.1 Installing PACU/CRE Electrical Systems

3.1.1 Safety Measures/Practices3.1.2 Work Plan Interpretation3.1.3 Mensuration3.1.4 Basic Electricity3.1.5 Handling of Tools, Equipment &

Accessories3.1.6 Safety & Health Regulations

Relevant to HVAC Works/PPE3.1.7 Mensuration3.1.8 Interpreting Plans & Details3.1.9 Drawing Mechanical & Electrical

Diagrams3.1.10 Types of Electrical Controls3.1.11 Classification of Wires3.1.12 Types of Cable Tray/Cable

Trunk/PVC Pipe3.1.13 Size of Wire & Cables3.1.14 Fundamentals of Controls3.1.15 Basic Refrigeration Cycle3.1.16 Wire Splicing Procedure

40 hrs

Units of Competency


3.1.17 Power Circuit Installation3.1.18 Insulation Test Procedure3.1.19 Voltage Test Procedure 3.1.20 Basic Electricity3.1.21 Fundamentals of Controls3.1.22 Safe handling of Tools &

Equipment3.1.23 Electrical Safety3.1.24 Insulation Test Procedure

4. Service and Maintain PACU/CRE

4.1 Servicing and Maintaining PACU/CRE

4.1.1 Uses and functions of tools4.1.2 Interpret work plan instructions4.1.3 Preventive and corrective

maintenance 4.1.4 Types of evaporator condenser

and its function4.1.5 Refrigerant piping installation4.1.6 Procedures in leak testing4.1.7 Safety practices in RAC works4.1.8 Principles of RAC4.1.9 Preventive and corrective

maintenance4.1.10 Pressure / temperature

relationship4.1.11 Function with refrigeration

accessories4.1.12 Types of leak detector4.1.13 Principles of RAC4.1.14 Effects of moisture4.1.15 Types of refrigerant4.1.16 Characteristics of refrigerant4.1.17 Principles of refrigeration4.1.18 Types of heat transfer4.1.19 Safety practices in RAC works4.1.20 Air distribution system

components design4.1.21 Types / construction of blows4.1.22 Types of fans motor4.1.23 Principles of air distribution4.1.24 Humidity equipment components4.1.25 Types of air Filters4.1.26 Outdoor air supply system4.1.27 Safety practices in RAC services4.1.28 Preventive and corrective

maintenance4.1.29 Preventive and corrective

maintenance4.1.30 Transport RAC electrical system4.1.31 Principles of RAC4.1.32 OHM’s law principles4.1.33 Basic electrical troubleshooting4.1.34 Safety practices in RAC works

8 hrs

5. Troubleshoot PACU/CRE

5.1 Troubleshooting PACU/CRE

5.1.1 Air conditioning and refrigeration electrical , mechanical symbols

40 hrs

Units of Competency


and diagrams5.1.2 Electrical and mechanical

troubleshooting guide / charts.5.1.3 Refrigeration tools, instruments,

equipment materials uses and specifications.

5.1.4 Unit brand, data and specifications.

5.1.5 Electrical components and accessories functions and specifications.

5.1.6 Troubleshooting electrical system procedures.

5.1.7 Repair/replace procedures.5.1.8 Testing and operation

procedures5.1.9 Testing electrical components

and procedures.5.1.10 Mechanical components and

accessories, functions and specifications.

5.1.11 Troubleshooting mechanical system procedures.

5.1.12 Repair and replace procedures.5.1.13 Test and operating procedures.5.1.14 Good housekeeping and safety

practices.5.1.15 Fundamentals of air conditioning.5.1.16 Operating pressure and

temperature and relationship.5.1.17 Troubleshooting mechanical

system procedures.5.1.18 Repair and replace procedures.5.1.19 Test and operating procedures.5.1.20 Good housekeeping and safety

practices.5.1.21 Fundamentals of air conditioning.

6. Recover and Recycle Refrigerant in PACU/CRE

6.1 Recovering and Recycling Refrigerant in PACU/CRE

6.1.1 Importance of recovery/recycling6.1.2 Prevention of ozone layer

depletion6.1.3 Prevention of ODS release6.1.4 Prevention of global warming6.1.5 Economic reasons6.1.6 Effects of ODS emission6.1.7 Montreal protocol6.1.8 Data gathering6.1.9 Parts and accessories of

recovery /recycling equipment6.1.10 Uses and functions of parts and

accessories of recovery/recycling equipment

6.1.11 Operation of recovery/recycling equipment

Units of Competency


6.1.12 Refrigerant identification6.1.13 Type of refrigerant6.1.14 Recovery/recycling procedures6.1.15 Refrigerant cylinder calculation6.1.16 Safety in handling refrigerants6.1.17 Maintenance of recovery/

recycling equipment / instruments

7. Repair/Retrofit PACU/CRE

7.1 Repairing / Retrofitting PACU/CRE

7.1.1 Basic consideration for retrofitting7.1.2 Principles of retrofitting7.1.3 Advantage and Disadvantage of

retrofitting7.1.4 Type and characteristics of

alternative refrigerants7.1.5 Systems components selection

and specification7.1.6 Checking /Testing PACU /CRE

components7.1.7 Repairing /replacing defective

components. 7.1.8 Components selection7.1.9 Safety7.1.10 Proper housekeeping7.1.11 Alternatives refrigerant and

lubricants, types, uses and selection

7.1.12 Retrofitting process7.1.13 Safety precaution in retrofitting7.1.14 System pressure and

temperatures7.1.15 Performance data of alternative

refrigerant symptoms and troubles of retrofitting

7.1.16 Diagnosing retrofitted units.7.1.17 Rectifying retrofitted units7.1.18 Superheat measurement7.1.19 Charts and tables of alternatives

COMPETENCY ANALYSIS:

This table reflects the number of modules develop in a particular unit of competency

Units of Competency No. of Modules Total

BASIC

1. Participate in Workplace Communication

1.1 1

2. Work in a Team Environment 2.1 13. Practice Career Professionalism

3.11

4. Practice Occupational Health and Safety Procedures 4.1 1

COMMON

1. Prepare Materials And Tools 1.1 12. Perform Mensuration And

Calculation 2.1 1

3. Perform Basic Benchwork 3.1 14. Perform Basic Electrical Works 4.1 15. Maintain tools and equipment 5.1 16. Perform housekeeping and safety

practices 6.1 1

CORE

1. Install PACU/CRE Components 1.1 12. Install PACU/CRE Piping Systems 2.1 13. Install PACU/CRE

Electrical Systems 3.1 14. Service and Maintain PACU/CRE 4.1 15. Troubleshoot PACU/CRE 5.1 16. Recover and Recycle Refrigerant

in PACU/CRE 6.1 17. Repair/Retrofit PACU/CRE 7.1 1

TOTAL 17

BASIC COMPETENCY : COMMUNICATIONS

UNIT OF COMPETENCY : PARTICIPATE IN WORKPLACE COMMUNICATION

MODULE TITLE : PARTICIPATING IN WORKPLACE COMMUNICATIONS

MODULE DESCRIPTOR : This module covers the knowledge, skills and attitudes required to obtain, interpret and convey information in response to workplace requirements.

NOMINAL DURATION :

CERTIFICATE LEVEL : NC II

PREREQUISITE : Receive and Respond to workplace Communication. (NCI)

SUMMARY OF LEARNING OUTCOMES:

Upon completion of this module the students/ trainees will be able to:

LO 1. Obtain and convey workplace information LO 2. Complete relevant work related documents. LO 3. Participate in workplace meeting and discussion.

LO 1. OBTAIN AND CONVEY WORKPLACE INFORMATION.

ASSESSMENT CRITERIA:

1. Specific relevant information is accessed from appropriate sources.2. Effective questioning and active listening and speaking are used to gather and

convey information.3. Appropriate medium is used to transfer information and ideas.4. Appropriate non-verbal communication is used.5. Appropriate lines of communication with superiors and colleagues are identified

and followed.6. Defined work procedures for the location and storage of information are used.7. Personnel interaction is carried out clearly and concisely.

CONTENTS:

Parts of speech Sentence construction Effective communication

CONDITIONS:

The students/ trainees must be provided with the following: Writing materials (pen & paper) References (books) Manuals

METHODOLOGIES: Group discussion Interaction Lecture Reportorial

ASSESSMENT METHODS: Written test Practical performance test Interview

LO 2. COMPLETE RELEVANT WORK RELATED DOCUMENTS.

ASSESSMENT CRTERIA:

1. Ranges of forms relating to conditions of employment are completed accurately and legibly.

2. Workplace data is recorded on standard workplace forms and documents.3. Basic mathematical process is used for routine calculations.4. Errors in recording information on forms. Documents are identified and rectified.5. Reporting requirements to superior are completed according to enterprise

guidelines.

CONTENTS:

Basic mathematics Technical writing Types of forms

CONDITIONS:

The students/trainees must be provided with the following: Paper Pencils / ball pen Reference books Manuals

METHODOLOGIES: Group discussion Interaction Lecture

ASSESSMENT METHODS:

Written test Practical! Performance test Interview

LO 3. PARTICIPATE IN WORKPLACE MEETING AND DISCUSSION


1. Team meetings are attended on time.2. Own opinions are clearly expressed and those of others are listened to without

interruption.3. Meeting inputs are consistent with the meeting purpose and establish protocols.4. Workplace interaction are conducted in a courteous manner appropriate to

cultural background and authority in the enterprise procedures.5. Questions about simple routine workplace procedures and matters concerning

conditions of employment are asked and responded.6. Meeting outcomes are interpreted and implemented.

CONTENTS:

Sentence construction Technical writing Recording information

CONDITIONS:

The students/trainees must be provided with the following: Paper Pencils/ball pen References (books) Manuals

METHODOLOGIES: Group discussions Interaction Lecture

ASSESSMENT METHODS: Written test Practical / performance test Interview

BASIC COMPETENCY : TEAM WORK

UNIT OF COMPETENCY : WORK IN A TEAM ENVIRONMENT

MODULE TITLE : WORKING IN A TEAM ENVIRONMENT

MODULE DESCRIPTOR : This module covers the knowledge, skills, and attitudes required to relate in a work based environment.

SUGGESTED DURATION :

QUALIFICATION LEVEL : NCII

PREREQUISITE : TEAMWORK (NC I)


Upon completion of this module the students/ trainees will be able to:

LO 1. Describe and identify team role and responsibility in a team.LO 2. Describe work as a team.

LO 1. DESCRIBE AND IDENTIFY TEAM ROLE AND RESPONSIBILITY IN A TEAM


1. Role and objective of the team is identified.2. Team parameters, relationships and responsibilities are identified.3. Individual role and responsibilities within team environment are identified.4. Roles and responsibilities of other team members are identified and recognized.5. Reporting relationships within team and external to team are identified.

CONTENTS:

Team role. Relationship and responsibilities Role and responsibilities with team environment. Relationship within a team.

CONDITIONS:

The students/ trainees must be provided with the following: SOP of workplace Job procedures Client / supplier instructions Quality standards Organizational or external personnel

METHODOLOGIES:

Group discussion/interaction Case studies Simulation

ASSESSMENT METHODS:

Written test Observation Simulation Role playing

LO 2. DESCRIBE WORK AS A TEAM MEMBER


1. Appropriate forms of communication and interactions are undertaken.2. Appropriate contributions to complement team activities and objectives were

made.3. Reporting using standard operating procedures followed.4. Development of team work plans based from role team were contributed.

CONTENTS:

Communication process Team structure / team roles Group planning and decision making

CONDITIONS:

The students I trainees must be provided with the following: SOP of workplace Job procedures Organization or external personnel

METHODOLOGIES:

Group discussion/interaction Case studies Simulation

ASSESSMENT METHODS:

Observation of work activities Observation through simulation or role play Case studies and scenarios.

UNIT OF COMPETENCY : PRACTICE CAREER PROFESSIONALISM

MODULE TITLE : PRACTICING CAREER PROFESSIONALISM

MODULE DESCRIPTOR : This module covers the knowledge, skills and attitudes in promoting career growth and advancement, specifically; to integrate personal objectives with organizational goals set and meet work priorities and maintain professional growth and development.

NOMINAL DURATION :


PREREQUISITE :


Upon completion of this module, the trainee/student must be able to:

LO 1. Integrate personal objectives with organizational goalsLO 2. Set and meet work prioritiesLO 3. Maintain professional growth and development

LO 1. INTEGRATE PERSONAL OBJECTIVES WITH ORGANIZATIONAL GOALS

ASSESSMENT CRITERIA:1. Personal growth and work plans towards improving the qualifications set for

professionalism are achieved.2. Intra- and interpersonal relationship in the course of managing oneself based on

performance evaluation is maintained.3. Commitment to the organization and its goal is demonstrated in the performance

of duties.4. Practice of appropriate personal hygiene is observed.5. Job targets within key result areas are attained.

CONTENTS: Personal Development-Social Aspects: Intra and Interpersonal Development Organizational Goals Personal Hygiene and Practices Code of Ethics

CONDITIONS:

The students/ trainees must be provided with the following: Workplace Code of Ethics Organizational Goals Hand outs and PD-Social Aspects CD’s, VHS tapes, transparencies

METHODOLOGIES:

Interactive -lecture Simulation Demonstration Self paced

ASSESSMENT METHOD:

Role play Interview Written Exam

LO 2. SET AND MEET WORK PRIORITIES


1. Competing demands to achieve personal, team and organizational goals and objectives are prioritized.

2. Resources are utilized efficiently and effectively to manage work priorities and commitments.

3. Practices and economic use and maintenance of equipment and facilities are followed as per established procedures.

4. Job targets within key result areas are attained.

CONTENTS:

Organizational KRAs Work Values and Ethical Standards Company policies on the use and maintenance of equipment

CONDITIONS:

The students/ trainees must be provided with the following Organizational KRA Work values and ethics Company policies and standards Sample job targets Learning Guides CD’s, VHS tapes, transparencies

METHODOLOGIES:

Interactive lecture Group Discussion Structured Activity Demonstration

ASSESSMENT METHODS:

Role play Interview Written Exam

LO 3. MAINTAIN PROFESSIONAL GROWTH AND DEVELOPMENT


1. Training and career opportunities relevant to the job requirements are identified and availed.

2. Licenses and/or certifications according to the requirements of the qualifications are acquired and maintained

3. Fundamental rights at work including gender sensitivity are manifested/observed4. Training and career opportunities based on the requirements of industry are

completed and updated.

CONTENTS:

Qualification Standards Gender and Development (GAD) Sensitivity Professionalism in the Workplace List of Professional Licenses

CONDITIONS:

The students/ trainees must be provided with the following: Quality Standards GAD handouts CD’s, VHS tapes on Professionalism in the Workplace Professional Licenses samples

METHODOLOGIES:

Interactive -lecture Film Viewing Role play/Simulation Group Discussion

ASSESSMENT METHOD:

Demonstration Interview Written exam Portfolio assessment

UNIT OF COMPETENCY : PRACTICE OCCUPATIONAL HEALTH AND SAFETY PROCEDURES

MODULE TITLE : PRACTICING OCCUPATIONAL HEALTH AND SAFETY PROCEDURES

MODULE DESCRIPTOR : This module covers the knowledge, skills and attitudes required to comply with the regulatory and organizational requirements for occupational health and safety such as identifying, evaluating and maintaining OH & S awareness.

NOMINAL DURATION :

CERTIFICATE LEVEL : NCII

PREREQUISITE :


Upon completion of this module, the trainee/student must be able to:

LO 1. Identity hazards and risks LO 2. Evaluate hazards and risks LO 3. Control hazards and risksLO 4. Maintain occupational health and safety awareness

LO 1. IDENTIFY HAZARDS AND RISKS


1. Workplace hazards and risks are identified and clearly explained.2. Hazards/Risks and its corresponding indicators are identified in with the company

procedures.3. Contingency measures are recognized and established in accordance with

organizational procedures.

CONTENTS:

Hazards and risks identification and control Organizational safety and health protocol Threshold limit value (TLV) OHS indicators

CONDITIONS:

The students/ trainees must be provided with the following:

Workplace PPE Learning Guides Hand-outs Organizational Safety and Health Protocol OHS Indicators Threshold Limit Value Hazards/Risk Identification and Control CD’s, VHS tapes, transparencies

METHODOLOGIES:

Interactive -lecture Simulation Symposium Group Dynamics

ASSESSMENT METHOD:

Situation Analysis Interview Practical Exam Written Exam

LO 2. EVALUATE HAZARDS AND RISKS


1. Terms of maximum tolerable limits are identified based on threshold limit values (TLV)

2. Effects of hazards are determined.3. OHS issues and concerns are identified in accordance with workplace

requirements and relevant workplace OHS legislation.

CONTENTS:

TLV table Phil OHS Standards Effects of hazards in the workplace Ergonomics EGG Regulations

CONDITIONS:

The students/trainees must be provided with the following

Hand outs on Phil. OHS Standards Effects of hazards in the workplace Ergonomics EGG regulations TLV Table CD’s, VHS tapes, transparencies

METHODOLOGIES:

Interactive -lecture Situation Analysis Symposium Film viewing Group Dynamics

ASSESSMENT METHOD:

Interview Written Exam Simulation

LO 3. CONTROL HAZARDS AND RISKS

ASSESSMENT CRITERIA:1. OHS procedures for controlling hazards and risk are strictly followed.2. Procedures in dealing with workplace accidents, fire and emergencies are

followed in accordance with the organization’s OHS policies.3. Personal protective equipment is correctly used in accordance with organization’s

OHS procedures and practices.4. Procedures in providing appropriate assistance in the event of workplace

emergencies are identified in line with the established organizational protocol.

CONTENTS: Safety Regulations Clean Air Act Electrical and Fire Safety Code Waste management Disaster Preparedness and Management Contingency Measures and Procedures

CONDITIONS:

The students/trainees must be provided with the following Hand outs on Safety Regulations Clean Air Act Electrical and Fire Safety Code Waste management Disaster Preparedness and Management Contingency Measures and Procedures OHS Personal Records PPE CD’s, VHS tapes, transparencies

METHODOLOGIES: Interactive -lecture Symposium Film Viewing Group Dynamics Self pace

ASSESSMENT METHOD: Written Interview Case/Situation Analysis Simulation

LO 4. MAINTAIN OCCUPATIONAL HEALTH AND SAFETY AWARENESS


1. Procedures in emergency related drill are strictly followed in line with the established organization guidelines and procedures.

2. OHS personal records are filled up in accordance with workplace requirements.3. PPE are maintained in line with organization guidelines and procedures.

CONTENTS:

Operational health and safety procedure, practices and regulations Emergency-related drills and training

CONDITIONS:

The students/trainees must be provided with the following Workplace PPE OHS personal records CD’s, VHS tapes, transparencies Health record

METHODOLOGIES:

Interactive -lecture Simulation Symposium Film Viewing Group Dynamics

ASSESSMENT METHOD:

Demonstration Interview Written Exam Portfolio Assessment

SECTOR : HVAC

UNIT OF COMPETENCY : PREPARE MATERIALS AND TOOLS

MODULE TITLE : PREPARING MATERIALS AND TOOLS

MODULE DESCRIPTOR : This unit covers the knowledge, skills, and attitudes in identifying, requesting and inspecting materials and tools.

NOMINAL DURATION : 8 hrs


PREREQUISITE :


Upon completion of the module the trainees/students should be able to:LO 1. Identify materials and toolsLO 2. Request materials and toolsLO 3. Inspect and receive materials and tools

LO 1. IDENTIFY HVAC MATERIALS AND TOOLS


1. Job requirements is identified2. HVAC materials and tools are identified 3. Quantity of each material to be use is determined as per instruction4. Correct quantity and quality of materials are determined as per job requirement

CONTENTS:

Classification Of Construction Materials, Tools and Equipment Quantification / Estimates Of Tools And Materials Specification Of Construction Materials SOP In Requesting Tools And Materials Table Of Elements Comparing And Contrasting Of Objects Making Of Reports Storing / Stockpiling Of Materials

CONDITIONS:

Students/trainees must be provided with the following:

EQUIPMENT Audiovisual Equipment

SUPPLIES AND MATERIALS Manufacturer’s Specification Manual Repair Manual Maintenance Procedure Manual Periodic Maintenance Manual

METHODOLOGY:

Self pace instruction Film Viewing Group Discussion

ASSESSMENT METHOD:

Interview Written Observation with Questioning

LO 2. REQUEST MATERIALS AND TOOLS


1. Construction materials needed are requested according to list prepared.2. Requisition form / slip is accomplished accurately and properly.3. Request is done as per company standard operating procedure.

CONTENTS:

Manuals Reading and Plan Specifications Reading and Comprehension of Interpreting Manuals. Written Communication Skills Signs and Symbols

o electricalo mechanical

CONDITION:


EQUIPMENT Computer

SUPPLIES AND MATERIALS Manufacturer’s Specification Manual Repair Manual Maintenance Procedure Manual Periodic Maintenance Manual

METHODOLOGY:

Self- paced instruction Film Viewing Group Discussion

ASSESSMENT METHOD:


LO 3. INSPECT AND RECEIVE MATERIALS AND TOOLS


1. Materials and tools as per quantity and specification are inspected.2. Tools, accessories and materials are checked for damage according to

enterprise.3. Inspection form is accomplished according to standard operating procedures.4. Inspected material sand tools are receive according to standard operating

procedures.5. Materials and tools are placed to appropriate location nearest to the workplace.

CONTENTS:

Reading and Comprehension Skills Required to Identify & Interpret Construction Manuals and Specifications

Accessing information and data Work Schedule Steps of Work

CONDITION:


Supplies and Materials Manufacturer’s Specification Manual Repair Manual Maintenance Procedure Manual Periodic Maintenance Manual

METHODOLOGY:

Self- paced instruction Film Viewing Group Discussion

ASSESSMENT METHOD:


SECTOR : HVAC

UNIT OF COMPETENCY : PERFORM MENSURATION AND CALCULATIONS

MODULE TITLE : PERFORMING MENSURATION AND CALCULATIONS

MODULE DESCRIPTOR : This units covers the knowledge, skills and attitudes in identifying and measuring objects based on the required performance standard.

NOMINAL DURATION : 16 hrs.


PREREQUISITE :


Upon completion of the module the trainees/students should be able to:LO 1. Select measuring instruments.LO 2. Carry out measurements and calculations.

LO 1. SELECT MEASURING INSTRUMENTS.

ASSESSMENT CRITERIA1. Object or component to be measured is identified, classified and interpreted to the

appropriate regular geometric shape.2. Measuring tools are selected/identified as per object to be measured or job

requirements.3. Correct specifications are obtained from relevant sources.4. Appropriate measuring instruments are selected according to job requirements.5. Alternative measuring tools are used without sacrificing cost and quality of work.

CONTENTS: Linear Measurements Testing Measurements Four Fundamental Operations Dimensions Units of Conversion Ratio and Proportion Trigonometric Functions Algebraic Equations

CONDITIONS:Students/trainees must be provided with the following:Tools Supplies and Materials Micrometer Round Vernier Caliper Square Dial Gauge with Magnitude Rectangular Standard Triangle Straight Edge Sphere Thickness Gauge Conical Torque Gauge Small Hole Gauge Telescopic Gauge Try- square Protractor Combination Gauge Steel Rule Voltmeter Ammeter Mega Ohmmeter KWH Meter Gauges Thermometer

METHODOLOGY:

Self- paced Instruction Film Viewing Group Discussion

ASSESSMENT METHOD: Interview Written Observation with Questioning

LO 2. CARRY OUT MEASUREMENTS AND CALCULATIONS

ASSESSMENT CRITERIA:1. Accurate measurements are obtained to job requirements.2. Alternative measuring tools are used without sacrificing cost and quality work.3. Calculation needed to complete work tasks are performed using the four basic

process of addition, subtraction, multiplication and division including but not limited to trigonometric functions and algebraic computations.

4. Calculations involving fractions, percentages and mixed numbers are used to complete workplace tasks.

5. Numerical computation is self- checked and corrected for accuracy.6. Instruments are read to the limit of accuracy of the tool.7. Systems of measurement is identified and converted according to job

requirements/ISO.8. Work pieces are measured according to job requirements.

CONTENTS: Linear Measurements Four Fundamental Operations Dimensions Units of Conversion Ratio and Proportion Trigonometric Functions Algebraic Equations

CONDITION:Students/trainees must be provided with the following:Tools Supplies and Materials Micrometer Round Vernier Caliper Square Dial Gauge with Magnitude Rectangular Standard Triangle Straight Edge Sphere Thickness Gauge Conical Torque Gauge Small Hole Gauge Telescopic Gauge Try- square Protractor Combination Gauge Steel Rule Voltmeter Ammeter Mega Ohmmeter KWH Meter Gauges Thermometer

METHODOLOGY:

Self- paced Instruction Film Viewing Group Discussion E-Learning

ASSESSMENT METHOD: Actual Demonstration

Direct Observation Written Test/Questioning

SECTOR : HVAC

UNIT OF COMPETENCY : PERFORM BASIC BENCHWORK

MODULE TITLE : PERFORMING BASIC BENCHWORK

MODULE DESCRIPTOR : This module covers the knowledge, skills and attitudes required in performing basic benchwork.

NOMINAL DURATION : 40 Hrs.


PREREQUISITE :


Upon completion of the module the trainees/students should be able to:

LO 1. Prepare supplies, materials, tools, and equipmentLO 2. Layout necessary dimensionsLO 3. Perform grinding, cutting, filing and basic welding

LO 1. PREPARE SUPPLIES, MATERIALS, TOOLS, AND EQUIPMENT

ASSESSMENT CRITERIA1. Supplies, materials, tools, and equipment are identified according to job

requirements2. Supplies, materials, tools, and equipment are prepared according to job

requirements3. Supplies, materials, tools, and equipment are checked according to job

requirements4. Tools and equipment condition are checked

CONTENT

Communication skills Materials, tools and equipment uses and specifications

CONDITIONS: Student / trainees must be provided with the following:

Blueprint Catalogue List of tools and equipment Forms(request & bill of materials)

METHODOLOGY Self pace instruction Film viewing Direct laboratory experience Group discussion Industry Immersion

ASSESSMENT METHOD Interview Written Observation with questioning Demonstration with questioning

LO 2. LAYOUT NECESSARY DIMENSIONS

ASSESSMENT CRITERIA:1. A layout dimension is in accordance with job requirements. 2. Dimensions are layout within the required tolerance.3. Dimensions are checked within the actual work plan.4. Proper usage of measuring instrument is observed.

CONTENT: Measuring tools functions and usage Communication skills Trade mathematics Mensuration Calculation Conversion Plan Specifications

CONDITIONS:

Student / trainees must be provided with the following: Measuring Tools Drawing Instruments Work Plan Markers Calculator

METHODOLOGY: Self pace instruction Film viewing Direct laboratory experience Group discussion Industry Immersion


LO 3. PERFORM GRINDING, CUTTING, FILING, DRILLING AND BORING


1. Work piece are cut according to required measurement. 2. Work piece are free from bores and sharp edge.3. Welded joints are free from weld defects.4. Appropriate Personal Protective Equipment (PPE) is applied.5. Safety work habits are observed.6. Work site is cleaned and cleared of debris and left in safe state according to

occupational health and safety (OH & S)

CONTENTS:

Tools and equipment usage and specifications Grinding, cutting, drilling, filing techniques Basic welding principles and application Applied occupational health and safety (OH & S)

CONDITIONS:

Student / trainees must be provided with the following: Personal Protective Equipment (PPE) Tools and equipment Measuring instruments Work plan required supplies and materials Work site

METHODOLOGY: Self -paced Instruction Film viewing Direct Laboratory Experience Group Discussion

ASSESSMENT METHOD: Interview Written Observation with questioning Demonstration with questioning

SECTOR : HVAC

UNIT OF COMPETENCY : PERFORM BASIC ELECTRICAL WORKS

MODULE TITLE : PERFORMING BASIC ELECTRICAL WORKS

MODULE DESCRIPTOR : This module covers the knowledge, skills and attitudes required in performing basic electrical works.

NOMINAL DURATION : 40 HRS.


PREREQUISITE :



LO 1. Prepare tools, and testing instrumentsLO 2. Test power supply and electrical componentsLO 3. Perform basic repairs and installation

LO 1. PREPARE TOOLS, AND TESTING INSTRUMENT.

ASSESSMENT CRITERIA1. Electrical tools and test instrument are identified according to job requirements2. Electrical tools, and test instruments are checked for conditions and lubricants3. Identified defective tools and test instrument are replaced4. Safe handling of tools and testing instruments observed.

CONTENT

Uses of tools and testing instruments Calibration of testing instruments Safe handling and proper care of tools and testing instruments Communication skills(oral and written)

CONDITIONS:

Student / trainees must be provided with the following: List of tools and testing instrument Work plan Course ware Laboratory / workshop

METHODOLOGY: Self pace instruction Film viewing Direct laboratory experience Group discussion Industry immersion


LO 2. TEST POWER SUPPLY AND ELECTRICAL COMPONENTS

ASSESSMENT CRITERIA:1. Required procedure in using testing instrument are applied 2. Power supply and electrical components are checked with the manufacturers

specification3. Identified defects of power supply and electrical components are recorded 4. Safe working habits are observed

CONTENT: Functions and uses of testing instruments Basic electricity Electrical safety and hazards Testing procedures

CONDITION:

Student / trainees must be provided with the following: Tools and testing instruments Required electrical components Personal protective equipment Work site Trainer / workshop Course ware

METHODOLOGY: Self pace instruction Film viewing Group discussion


LO 3. PERFORM BASIC REPAIRS AND INSTALLATION

ASSESSMENT CRITERIA:1. Electrical fixtures are fixed in line with standard operating procedures(SOP) 2. Defective electrical components are replaced with the same specifications3. Testing of units after repair is performed.4. Safe working habits are observed5. Workplace is cleaned and cleared of debris and in a safe state of condition and in

line with occupational health and safety(OH & S) regulations

CONTENT: Types of electrical fixtures Testing procedures Electrical safety and hazards Applied occupational health & safety(OH & S)

CONDITIONS: Student / trainees must be provided with the following:

Workplace Required electrical fixtures and components Tools and testing instruments Trainer / mock ups Personal protective equipment(PPE) Trainer/ mock ups Course ware

METHODOLOGY: Self pace instruction Film viewing Direct laboratory experience Industry Immersion E-learning


SECTOR : HVAC

UNIT OF COMPETENCY : MAINTAIN TOOLS AND EQUIPMENT

MODULE TITLE : MAINTAINING TOOLS AND EQUIPMENT

MODULE DESCRIPTOR : This module covers the knowledge, skills, attitudes and safety required in maintaining tools and equipment.

NOMINAL DURATION : 40 hrs


PREREQUISITE



LO 1. Check condition of tools and components. Hand tools Measuring tools HVAC/R equipment

LO 2. Perform preventive maintenance.

LO 1. CHECK CONDITION OF TOOLS AND COMPONENTS

ASSESSMENT CRITERIA1. Tools and equipment are identified according to classification.2. Non-functional tools and equipment are segregated and labeled.3. Non- functional tools are stored prior for repair.4. Safe handling of tools and equipment are applied.5. Safe working habits are observed.

CONTENTS: Proper usage of tools and equipment Testing procedures Communication skills Fundamentals of refrigeration and air conditioning (RAC) Parts and functions of HVAC/R equipment Applied occupational health and safety (OH & S) Housekeeping

CONDITIONS

Students/trainees must be provided with the following: Required tools and equipment Workplace Personal Protective Equipment (PPE) Courseware Signage

METHODOLOGY Self pace instruction Film viewing Direct laboratory experience Group discussion Industry immersion


LO 2. PERORM BASIC PREVENTIVE MAINTENANCE

ASSESSMENT CRITERIA:1. Appropriate lubricants are identified according to types of equipment.2. Tools and equipment are lubricated according to preventive maintenance

schedule.3. Measuring instruments are checked and validated.4. Lubricated hand tools are properly stored.5. Inventory of tools, instruments and equipment are conducted and recorded.6. Defective hand tools, instruments, equipment and accessories are replaced

according to manufacturer’s specification.7. Proper housekeeping is applied.

CONTENTS: Types of lubricants Housekeeping Inventory guidelines and procedures HVAC/R equipment, tools and instrument types and specifications Lubrication procedures HVAC/R equipment operating procedures

CONDITION:

Students/trainees must be provided with the following: Required types of lubricants Required HVAC/R equipment, tools and instruments Personal Protective Equipment (PPE) Courseware Workplace Cleaning materials and solution Inventory forms Storage

METHODOLOGY:

Self- paced Instruction Film Viewing Direct Laboratory Experience Group Discussion Industry Immersion

ASSESSMENT METHOD:

Interview Written Test Observation with Questioning Demonstration with Questioning

SECTOR : HVAC

UNIT OF COMPETENCY : INSTALL PACU /CRE COMPONENTS

MODULE TITLE : INSTALLING PACU /CRE COMPONENTS

MODULE DESCRIPTOR : This module covers the knowledge, skills and attitudes to safety install PACU / CRE components.



PREREQUISITE :

SUMMARY LEARNING OUTCOMES:


LO 1. Prepare for the installation of PACU/ CRE

LO 2. Install components of PACU /CRE system

LO 3. Test runs PACU /CRE system

LO 1. PREPARE FOR INSTALLATION OF PACU/CRE

ASSESSMENT CRITERIA:1. Prepared supplies, materials and components are in accordance with standard

operating procedure and code of practices2. Undertaken installation arrangements with approval plan3. Demonstrated compliance with safety regulations applicable to worksite operations4. Good housekeeping and safety practices are applied in line with job requirements.

CONTENTS: Components tool, supplies and materials familiar and uses Code of practices for HVAC Dimension Linear measurements Unit conversion Blue print reading

CONDITIONS:


EQUIPMENT SUPPLIES AND MATERIALS Oxyacetylene outfit Grinding disc Portable electric grinder Fastener washer Portable electric drill set Aluminum ladderINSTRUMENT LEARNING MATERIALS Multitester Learning Element on PACU/ CRE VOM CatalogueTOOLS Brochures Hacksaw Work plan Ball pen hammer List of tools, instruments Pull –push rule PERSONAL PROTECTIVE EQUIPMENT Meter stick Goggles Tri square Gloves Spirit level Safety shoes Tin snip Ear plug/muff

METHODOLOGY:

Self- paced Instruction Group Discussion Film Viewing E- Learning

ASSESSMENT METHOD: Direct Observation/Demonstration Oral Interview/Questioning

LO 2. INSTALL COMPONENTS OF PACU/ CRE SYSTEM

ASSESSMENT CRITERIA

1. Installed PACU /CRE/ACCU and its accessories are in conformity with the standard operating procedures

2. Installed PACU/CRE systems are in accordance with standard operating procedures3. Selected types of electrical tools/instrument and wiring devices in accordance with

specification and job requirement4. Communicated interactively with others where applicable to ensure safe and effective

work operation5. Good housekeeping and safety practices are applied in line with job requirement

CONTENTS:

Basic refrigeration cycle Mechanical components and accessories function and specification Procession installing mechanical and electrical components PACU/CRE Installation procedures for mechanical components of electrical PACU /CRE system Electrical components and accessories function and specification Safety practices PACU / CRE tools, materials and functions 5 S

CONDITIONS: Students/trainees must be provided with the following:

EQUIPMENT SUPPLIES / MATERIALS Portable electric grinder AHU /Condensing and Evaporating Portable drill set assembly Oxyacetylene Copper tube Aluminum Ladder Filter Drier

AdhesiveTOOLS Sealant gaskets Flaring tools Metal c-clamp Swaging tools Tax’s and screw Tube cutters Plastic molding Tube binders Fastener and washer Reamer Grinding disc Hacksaw Rugs File Polyethylene tape Knife PVC pipe Center punch PVC solvent Tri square Moldflex Tin snip Circuit breaker/Conventional outlet Set of wrench Ball pen hammer LEARNING MATERIALS Crimping tool Learning Element on PACU/CRE Set of pliers Catalogue Selastic gun Brochure Pull-push rule Workplan Spirit level List of tools, instrument Hex key wrench Safety practices handbook

PERSONAL PROTECTIVE EQUIPMENT

Working clothes Ear plug/muff Gloves Goggles Safety shoes

METHODOLOGY:


ASSESSMENT METHOD:

Direct Observation/Demonstration Oral Interview/Questioning

LO 3. TEST RUN PACU/CRE SYSTEM

ASSESSMENT CRITERIA1. Completed installation of PACU /CRE according to manufacturers standard operating

procedure and code of practice for RAC2. Communicated interactively with others where applicable to ensure safe and effective

work operations3. Identified faults, problem and made necessary action to rectify in line with enterprise

regulations

CONTENTS: Pressure temperature chart reading PACU/CRE system equipment, tools function and uses Leak testing method and devices PACU /CRE system liquid and vapor charging procedures Refrigerant identifier and cylinder color coding Dehydrate/evacuate PACU/CRE procedures Instrumentation


EQUIPMENT SUPPLIES AND MATERIALS Recovery machine Refrigerant Vacuum pump Rugs Leak detectorTOOLS PERSONAL PROTECTIVE EQUIPMENT Set of wrenches Working clothes Pliers set Goggles Refrigerant tank Gloves Anemometer Safety Shoes Sling psychometer Ear plug Clamp ammeter-digital analog VOMINSTRUMENT Gauge manifold/system analyzer Weighing scale-digital Thermometer-digital/analog Refrigerant identifier Nitrogen regulator set

METHODOLOGY:

Self- paced instruction Group discussion E-learning Direct laboratory Experience Industry visit Industry Immersion Film viewing

ASSESSMENT METHOD: Observation with questioning Demonstration with question Interview Written

SECTOR : HVAC

UNIT OF COMPETENCY : INSTALL PACU/CRE PIPING SYSTEMS

MODULE TITLE : INSTALLING PACU/CRE PIPING SYSTEMS

MODULE DESCRIPTOR : This module covers the knowledge, skills and attitudes to properly install PACU/CRE piping systems



PREREQUISITE : Common competencies

SUMMARY of LEARNING OUTCOMES:


LO 1. Prepare piping requirementsLO 2. Install bracket and support. LO 3. Lay-out PACU / CRE pipingLO 4. Perform pipe jointLO 5. Insulate refrigerant / chilled water piping

LO 1. PREPARE PIPING REQUIREMENTS.


1. Work instructions are read and interpreted to determine job requirements2. Piping requirements are prepared consistent with job requirements and checked for

damage3. Pipe hangers and supports are fabricated in conformity with job design and

specifications4. Tools and equipment are selected in accordance with job requirements5. Work is undertaken in line with safety requirements, including use of appropriate PPE

CONTENTS: Safety practices Plans specifications Mensuration Proper use and care of tools /equipment Tube processing Basic arc and gas welding Basic bench work Clean air act Montreal protocol Code of practice for HVAC technician Good housekeeping

CONDITIONS:


EQUIPMENT SUPPLIES AND MATERIALS Electric arc welding machine Form report Portable grinder RugsTOOLS Tubes(copper, aluminum, Set of wrench steel relevant to required job) Pull-push ruler Welding rod Meter stick Angular /flat bars Hacksaw Drill bits(masonry / steel)INSTRUMENT Marker/ pen/pentel Multitester (VOM) Grinding disc(metal)PERSONAL PROTECTIVE EQUIPMENT Fluxes(borax, aluminum, silver) Welding glass mask LEARNING MATERIALS Hard hat/helmet Mensuration Gloves Safety practices Safety shoes Mechanical /electrical drawing Rug Books

Brochures/Service manual CDs Catalogue Work Plan

METHODOLOGY:

Self- paced Instruction Group Discussion Film Viewing E- Learning Direct Laboratory Experience Industry Visit Industry Immersion

ASSESSMENT METHOD:

Interview Written Observation with Questioning Demonstration with Questioning

LO 2. INSTALL BRACKET AND SUPPORT

ASSESSMENT CRITERIA1. Bracket and support are selected in accordance with job requirements2. Brackets and support are securely installed according to plan.

CONTENTS: Plans and specifications Linear measurement Angular measurements Signs and symbols Safety and health regulations relevant to HVAC work


EQUIPMENT SUPPLIES AND MATERIALS Portable electric drill Dyna bolt/expansion Portable grinder Drill bits; masonry, steel wood Signs and symbols LEARNING MATERIALS Safety and health regulations relevant to Learning Element

HVAC work Safety practicesINSTRUMENTS Use of tools/equipment/instrument Iron required Installation manualsTOOLS Mensuration Push pull rule PERSONAL PROTECTIVE EQUIPMENT Meter sticks Working clothes Hammer(claw /ballpen) Hard hat/helmet Set of screw driver Gloves Set of wrench Goggles Spirit level /meter hose Safety mask

Gas mask

METHODOLOGY:


ASSESSMENT METHOD: Interview Written Observation with Questioning Demonstration with Questioning

LO 3. LAY-OUT PACU /CRE PIPING

ASSESSMENT CRITERIA1. Refrigerant / chilled water piping is laid-out in accordance with job requirements2. Refrigerant /Chilled water piping is installed in line with manufacturers

specification.

CONTENTS: Basic gas welding Brazing procedures Plans and specification Handling of tools, equipment and accessories Safety and health regulations relevant to HVAC works Rules on safety use of scaffolds and ladders Tub processing Setting up of work


EQUIPMENT SUPPLIES AND MATERIALS Aluminum ladder Marker / pentel penTOOLS Steel, copper, aluminum tubing Push –pull rule Set of fittings Meter stick Spirit level / water rugs Set of open wrenches Bending tools Swaging tools Flaring tools Tube cutters Adjustable wrench

METHODOLOGY:



LO 4. PERFORM PIPE JOINTS

ASSESSMENT CRITERIA1. Tools and equipment required for pipe brazing are selected in line with job

requirements2. Brazing equipment is operated safety in line with manufacturers manual.3. Pipe joint brazing is performed ensuring leakage and quality finish in accordance with

manufacturing standards4. Brazing is performed ensuring economical use of piping materials in accordance with

enterprise standards

CONTENTS: Safety and health regulations relevant to HVAC works Plans and specifications Type of fittings Tube processing Brazing procedures Piping procedures Piping principles


EQUIPMENT SUPPLIES AND MATERIALS Oxy-acetylene welding outfit Marker / pentel pen Package type AC unit Steel, copper, aluminum tubing Commercial type refrigeration unit Set of fittingsTOOLS: Push –pull rule Meter stick Spirit level / water rugs Set of open wrenches Bending tools Swaging tools Flaring tools Tube cutters Adjustable wrench

METHODOLOGY: Self- paced Instruction Group Discussion Film Viewing E- Learning Direct Laboratory Experience Industry Visit Industry Immersion


LO 5. INSULATE REFRIGERANT / CHILLED WATER PIPING

ASSESSMENT CRITERIA1. Correct insulating/sealing/adhesive materials are use in accordance with

manufacturer’s specifications2. Refrigerant piping is installed as per standard procedures3. Joints are prepared and checked to ensure fit and air tightness in line with standard

procedures

CONTENTS: Safety and health regulations relevant to HVAC works Plans and specifications Type of insulating/sealing Proper insulation procedures Types and uses of adhesive materials Types and uses of sealing materials


EQUIPMENT SUPPLIES AND MATERIALS Personal Protective Equipment Adhesive

Working clothes Insulation materials Hard hat Sealing materials Gloves Rags Goggles LEARNING MATERIALS Safety mask Safety practices

TOOLS Use of tools/equipment/ instrument Push –pull rule Installation manuals Meter stick Mensuraion Cutter Plies

METHODOLOGY:



SECTOR : HVAC

UNIT OF COMPETENCY : INSTALL ELECTRICAL SYSTEM FOR PACKAGE AIR CONDITIONING UNIT (PACU) / COMMERCIAL REFRIGERATION EQUIPMENT (CRE)

MODULE TITLE : INSTALLING ELECTRICAL SYSTEM FOR PACKAGE AIR CONDITIONING UNIT (PACU) / COMMERCIAL REFRIGERATION EQUIPMENT (CRE)

MODULE DESCRIPTOR : This module covers the knowledge, skills and attitudes in installing PACU/CRE. It includes laying- out of electrical system, installing power supply wiring, controls & protective devices and test run electrical system.



PREREQUISITE :

LEARNING OUTCOMES:

Upon completion of the module the trainees/students should be able to:L.O.1. Lay- out electrical system.L.O.2. Install power supply wiring, controls & protective devices. L.O.3 Test run electrical system.

LO 1. LAY - OUT ELECTRICAL SYSTEM.

ASSESSMENT CRITERIA1. Work instructions are read & interpreted to determine job requirements.2. Electrical materials are prepared and checked for defects consistent to job

requirements.3. Appropriate system PPE is selected in line with job requirements.4. Electrical systems are laid- out in conformity with the designs, specifications or

approved working plan/drawing.5. Electrical systems are properly mounted /insulated /terminated as per operating

procedures.6. Wiring method is applied as per required RX in the PEC.7. Work safety is observed according to enterprise regulations.

CONTENTS: Safety Measures/Practices Work Plan Interpretation Mensuration Basic Electricity

CONDITIONS:


Equipment Supplies and Materials Aluminum Ladder Pen marker

PaperTools Rags

Push Pull Rule Report Form Spirit Level/Water Hose

Personal Protective EquipmentLearning Materials Goggles

Work Instructions Gloves Service Manual Helmet/Hard Hat LEs on Mensuration & Safety

Practices Safety Shoes

Working Clothes

METHODOLOGY:


ASSESSMENT METHOD:


LO 2. INSTALL POWER SUPPLY WIRING.

ASSESSMENT CRITERIA1. Power supply wiring is installed as per approved working plan/design/diagram.2. Wiring is properly terminated, insulated & tested for short and grounded.3. Controls & protective devices are selected as per approved design, specifications.4. Controls & protective devices are properly mounted are subjected to sequence test

and free from defects.5. Appropriate process tools, instruments & equipment are selected and used to carry

out task.6. Worksite is cleaned & kept in safe state.

CONTENTS: Handling of Tools, Equipment & Accessories Safety & Health Regulations Relevant to HVAC Works/PPE Mensuration Interpreting Plans & Details Drawing Mechanical & Electrical Diagrams Types of Electrical Controls Classification of Wires Types of Cable Tray/Cable Trunk/PVC Pipe Size of Wire & Cables Fundamentals of Controls Basic Refrigeration Cycle Wire Splicing Procedure Power Circuit Installation Insulation Test Procedure Voltage Test Procedure

CONDITIONS:Students/trainees must be provided with the following:

Equipment Supplies and Materials Aluminum Ladder Work Instruction/Wiring Plan Masonry Drill Electrical Wires/Cables V.O.M/Multi tester Circuit Breaker/Safety Switch/ Megger (Tester) Controls

Terminal Clips/PlugsPersonal Protective Equipment Electrical Tape

Goggles Rags Gloves Masonry Supplies Helmet/Hard Hat Wire Insulators Safety Shoes o Cable Tray Working Clothes o Trunk

o PVC PipeTools o Conduit

Push Pull Rule o Clamps & Supports Spirit Level/Water Hose Meter Stick Learning Materials Set of Screw Drivers Learning Package : Safety & Set of Pliers Health Regulations Relevant to Crimping Tool HVAC Works Bending Tool LEs on: Pipe Cutter (Hammer) o Work Instruction/Diagrams Pipe Wrench ( Chisel) o Work Instruction/Diagrams Hacksaw o Installation Manuals Multi Tester o Basic Electricity Wire Gauge o Installing Protective Devices & Wiring Masonry Tools (Trowel & Spade) o PEC Code

o Size of Wires & Cableso Basic Masonry

METHODOLOGY: Self- paced Instruction Group Discussion Film Viewing E- Learning

ASSESSMENT METHOD: Direct Observation/Demonstration Oral Interview/Questioning

LO 3. TEST RUN ELECTRICAL SYSTEM.

ASSESSMENT CRITERIA

1. Electrical system is tested in line with manufacturer’s instruction/procedure.2. Report on installation & testing of electrical system is prepared & submitted to

appropriate personnel/supervisor.3. Data is recorded based on the standard procedures..

CONTENTS:

Basic Electricity Fundamentals of Controls Safe handling of Tools & Equipment Electrical Safety Insulation Test Procedure

CONDITIONS:


Equipment Supplies and Materials V.O.M/Multi tester Pen/Paper Megger (Tester) Report Form Set of Screw Drivers

Learning Materials Learning Package : Safety & HEALTH REGULATIONS RELEVANT TO HVAC

WORKS LEs on

o Using V.O.M.o Using Clamp Testero Using Megger

METHODOLOGY:

Self- paced Instruction Group Discussion Film Viewing

ASSESSMENT METHOD:


SECTOR : HVAC

UNIT OF COMPETENCY : SERVICE AND MAINTAIN PACKAGE TYPE AIR - CONDITIONING UNIT (PACU)/COMMERCIAL REFRIGERATION EQUIPMENT (CRE)

MODULE TITLE : SERVICING AND MAINTAINING PACKAGE TYPE AIR-CONDITIONING UNIT (PACU)/COMMERCIAL REFRIGERATION EQUIPMENT (CRE)

MODULE DESCRIPTOR : This unit covers the knowledge, skills and attitudes in maintaining air-conditioning/ refrigeration components, lubrication, refrigerant, secondary heat transfer and distribution systems in PACU /CRE units.

SUGGESTED DURATION : 40 Hrs.

CERTIFICATION LEVEL : NC II



LO 1. Check and adjust air-conditioning and refrigeration components, controls and operating condition.

LO 2. Maintain lubrication system in PACU /CRELO 3. Maintain refrigerant system in PACU /CRELO 4. Maintain secondary heat transport equipment in PACU / CRELO 5. Maintain air distribution system in PACU /CRELO 6. Maintain electrical system

LO 1. CHECK AND ADJUST AIR-CONDITIONING AND REFRIGERATION COMPONENTS, CONTROLS AND OPERATING CONDITION

ASSESSMENT CRITERIA1. Work instructions are read interpreted to determine job requirements.2. Appropriate manufacturers manual is selected to guide maintenance procedure for

PACU/CRE.3. Tools and equipment are selected in accordance with job requirements4. Personal Protective Equipment [PPE] is selected in line with job requirements.5. Evaporator /condenser coil are cleared in accordance with manufacturers

maintenance manual.6. Refrigerant piping are checked for condition, leak, insulation, and tightness of

support /brackets7. Operating condition and electromechanical controls/ setting is in accordance with

manufacturers operations /service manual.8. Air-conditioning and refrigeration components are checked and adjusted as per

manufacturers operation / service manual.9. Correct maintenance procedures are applied according to standard operating

procedures.

CONTENT:

Uses and functions of tools Interpret work plan instructions Preventive and corrective maintenance Types of evaporator condenser and its function Refrigerant piping installation Procedures in leak testing


Equipment Tools

Water pressure washer Set of wrenches Audiovisual equipment Set of pliers Transport RAC unit Set of screw drivers

Instrument Fin comb System analyzer Oiler Thermometer Supplies and materials Multitester Refrigerants

Learning Materials Soap solution LEs on Transport RAC Markers LEs on Maintenance methods and

procedures Rags Electrical tapes

Audiovisual materials on maintenance Coil cleaner Maintenance schedule Manufacturer’s manual

Personal Protective Equipment Goggles Gloves Working clothes Safety shoes Ear muff/plug

METHODOLOGY: Self pace instruction Film viewing Direct laboratory experience Group discussion Industry visit Industry immersion E-learning


LO 2. MAINTAIN LUBRICATION SYSTEM


1. Lubrication system variables and components were checked and adjusted to meet operational specifications

2. Oil levels, properties and circulation balances were checked and adjusted to meet operational specifications

3. Oil leaks were detected and rectified to ensure operational efficiency4. Recovered refrigerant in the tank must be labeled prior to recycling

CONTENT: Safety practices in RAC works Principles of RAC Preventive and corrective maintenance

CONDITION:Students/trainees must be provided with the following:

1. Equipment 4. Tools Audiovisual equipment Set of wrenches Oil pump Set of pliers Transport RAC unit Set of screw drivers

2. Instrument Set of allen wrenches System analyzer Oiler

3. Learning Materials 5. Supplies and materials LEs on Transport RAC Refrigeration oil LEs on Maintenance methods and

procedures Soap solution

Audiovisual materials on lubrication system

Markers

Manufacturer’s manual Rags Oil testing kits

6. Personal protective Equipment Goggles Gloves Working clothes Safety clothes Safety shoes Ear muff/plug

METHODOLOGY: Self pace instruction Film viewing Group discussion Industry immersion E-learning

ASSESSMENT METHOD:

Interview Written Direct observation

LO 3. MAINTAIN REFRIGERANT SYSTEM


1. Pressure drops across strainer, filters, and filter drier are checked and recorded.2. Refrigerant leaks are detected and rectified to secure operational efficiency3. Refrigerant system variables and contaminated are checked and adjusted to

meet the operational efficiency

CONTENT:

Pressure / temperature relationship Function with refrigeration accessories Types of leak detector Principles of RAC Effects of moisture


1. Tools and Equipment 3. Supplies and materials Acetylene equipment Refrigerants Electronic leak detector Strainer 1 unit transport Filters Aclide detector Filter drier Refrigeration ratchet Soap sud Adjustable wrench Acetylene gas (contents) Gauge manifold Oxygen tank

2. Personal Protective Equipment 4. Learning Materials Goggles Learning element Gloves Service manual Working clothes Safety shoes Gas mask


ASSESSMENT METHOD:

Interview Written Observation with questioning Demonstration with questioning

LO 4. MAINTAIN SECONDARY HEAT TRANSFER


1. Liquid properties are adjusted to meet specified standard2. Follow-up action is arranged in accordance with workplace procedures

CONTENT:

Types of refrigerant Characteristics of refrigerant Principles of refrigeration Types of heat transfer Safety practices in RAC works


1. Tools and Equipment 3. Supplies and materials Unit of refrigeration transport Wax Testing instrument Refrigerant Digital thermometer 4. Learning Materials Clamp ammeter Learning element

2. Personal Protective Equipment Service manual Goggles Gloves Gas mask Working clothes Safety shoes

METHODOLOGY:

Self pace instruction Film viewing Group discussion Industry visit Industry immersion E-learning

ASSESSMENT METHOD:


LO 5. MAINTAIN AIR DISTRIBUTION SYSTEM IN PACU /CRE


1. Air distribution system components are checked and airflows are balanced2. Outdoor air supply systems are checked and maintained to meet operational and

regulatory requirements3. Humidifier, equipment is checked, serviced, and sanitized to meet operational and

regulatory requirements

CONTENT: Air distribution system components design Types / construction of blows Types of fans motor Principles of air distribution Humidity equipment components Types of air Filters Outdoor air supply system Safety practices in RAC services Preventive and corrective maintenance


1. Tools and Equipment 3. Supplies and materials Humidity equipment Oil Outdoor air supply system Rags Water pressure washer Spare parts Acetylene equipment Electrical tapes Audio visual equipment 4. Learning Material

2. Personal Protective Equipment Learning element Ear muff/plug Service manual Gloves 5. Tools Gas mask Set of wrenches Working clothes Set of pliers Safety shoes Set of screw

Fin comb Oiler

METHODOLOGY:

Self pace instruction Film viewing Group discussion Industry visit Industry immersion E-learning

ASSESSMENT METHOD:


LO 6. MAINTAIN ELECTRICAL SYSTEM


1. Electrical wiring are checked for ground, continuity, open in accordance with standard operating procedures

2. Electrical components, controls and devices are checked for operation and functions in accordance with standard operating procedures.

3. Wiring connections and panels are checked for firmness and tightness in accordance with standard operating procedures

CONTENT: Preventive and corrective maintenance Transport RAC electrical system Principles of RAC OHM’s law principles Basic electrical troubleshooting Safety practices in RAC works


1. Equipment 4. Tools Audio visual equipment Set of wrenches Transport RAC unit Set of pliers Soldering gun/iron Set of screw drivers

2. Instrument Set of alien wrenches Multi tester 5. Supplies and materials Megger tester Electrical tapes Clamp ammeter Clamp

3. Personal Protective Equipment Markers Ear muff/plug Rags Gloves Set of screws Gas mask Plastic cables Working clothes Terminal clips Safety shoes Soldering lead

6. Learning Material L.E. on Transport RAC Manufacturer’s manual L.E. on maintenance methods & procedures Audiovisual RAC electrical system

METHODOLOGY: Self pace instruction Film viewing Group discussion Industry visit Industry immersion E-learning


SECTOR : HVAC

UNIT OF COMPETENCY : TROUBLESHOOT PACKAGE AIR CONDITIONING / COMMERCIAL REFRIGERATION UNIT

MODULE TITLE : TROUBLESHOOTING PACKAGE AIR CONDITIONING/ COMMERCIAL UNIT

UNIT DESCRIPTOR : This module covers the knowledge, skills and attitudes in planning, preparation of tools, instrument, equipment, materials and diagrams for troubleshooting Package air conditioning / Commercial Refrigeration unit. It also covers diagnosing, testing, repair and troubleshooting procedures. The module applies the standard work instruction and code of practice.



PREREQUISITE :


Upon completion of this module, the trainee/student should be able to:

LO 1. Plan and prepare for troubleshooting a package air conditioning / commercial refrigeration

LO 2. Troubleshoot electrical system LO 3. Troubleshoot mechanical system.LO 4. Test unit performance.

LO 1. PLAN AND PREPARE FOR TROUBLESHOOTING

ASSESSMENT CRITERIA:1. Electrical and mechanical symbol and diagrams are identified and interpreted.2. Troubleshooting guides and charts are explained and analyzed.3. Tools, instruments, equipment and materials are identified and selected in

accordance with work instructions.

CONTENT: Air conditioning and refrigeration electrical , mechanical symbols and diagrams Electrical and mechanical troubleshooting guide / charts. Refrigeration tools, instruments, equipment materials uses and specifications. Unit brand, data and specifications.

CONDITION:Equipment Tools R/ R Machine Flaring tools Nitrogen Equipment Swaging tools Oxy acetylene outfit Tube cutters

Tube bendersSupplies and materials Reamer Refrigeration oil Hacksaw Refrigerant File Electrical tape Knife

Set of pliersInstruments Set of screw drivers Multi - Tester Set of wrenches Gauge manifold Leak detector Personal protective equipment Thermometer Goggles

GlovesLearning Materials Ear plug/muff Les on PACU / CRE Working clothes Catalogue Safety shoes Brochure Work plan List of tools, instruments



LO 2. TROUBLESHOOT AIR CONDITIONING / REFRIGERATION - ELECTRICAL SYSTEM.

ASSESSMENT CRITERIA:1. Electrical components and accessories are identified and familiarized its functions

and specifications.2. Electrical components are tested in accordance to work instructions.3. Electrical system are repaired in accordance to work instructions.4. Defective electrical parts and systems are repaired and replaced in accordance to

work instruction.5. Air conditioning / refrigeration are operated in accordance to work instructions.6. Good housekeeping and safety practices are applied in line with job requirement.

CONTENT: Electrical components and accessories functions and specifications. Troubleshooting electrical system procedures. Repair/replace procedures. Testing and operation procedures Testing electrical components and procedures.

CONDITION: Students/trainees must be provided with the following:

Instrument Tools Multi-Tester Pliers Set Clamp ammeter Screw Driver SetLearning Materials Wire Crimper LEs on PACU / CRE Soldering Iron Catalogue Supplies and Materials Brochure Fuse Work plan Automotive Wire List of tools & instruments Electrical Tape

Soldering leadPersonal Protective Equipment Goggles Gloves Working clothes Safety Shoes Gas Mask Working Clothes

METHODOLOGY: Self- paced Instruction Film Viewing Direct Laboratory Experience Group Discussion Industry Immersion E- Learning


LO 3. TROUBLESHOOT PACKAGE AIR CONDITIONING/REFRIGERATION MECHANICAL SYSTEM

ASSESSMENT CRITERIA:1. Refrigeration principles, cycle and components are explained.2. Troubleshooting mechanical system procedures are in accordance to work

instructions.3. Differentiate mechanical components are repaired/replaced in accordance to work

instructions.4. Test and operate unit in accordance to work instructions.

CONTENT: Mechanical components and accessories, functions and specifications. Troubleshooting mechanical system procedures. Repair and replace procedures. Test and operating procedures. Good housekeeping and safety practices. Fundamentals of air conditioning.


Equipment Tools Oxy acetylene plant Set of screw drivers Nitrogen Equipment Set of pliersInstrument Set of wrenches Leak Detector Fitting Crimper Gauge Manifold Hacksaw Weighing Scale Hammer Vacuum Meter Service WrenchLearning Materials Supplies and materials LEs on A/C Refrigerant Catalogue Refrigerant oil Brochure Aluminum Rod Work plan Refrigerant Hose References Nitrogen gas List of Tools, Instruments & Equipment Personal Protective Equipment Code of Practice Goggles

Gloves Ear Plug/Muff Working clothes Safety shoes Working Clothes

METHODOLOGY: Self- paced Instruction Film Viewing Direct Laboratory Experience

Group Discussion Industry Immersion


LO 4. TEST UNIT PERFORMANCE.


1. Air conditioning / refrigeration repair and replace are explained in accordance to unit design.

2. Unit operating procedures are performed in accordance to unit operating manual.3. Testing procedures and temperature are performed in accordance to work

instructions/procedures.4. Worksheet forms are accomplished as per work instruction.5. Good housekeeping and safety practices are applied in line with job requirement.

CONTENT: Operating pressure and temperature and relationship. Troubleshooting mechanical system procedures. Repair and replace procedures. Test and operating procedures. Good housekeeping and safety practices. Fundamentals of air conditioning.


Instrument Tools Thermometer Set of screw drivers Gauge Manifold Set of pliers Multi – Tester Set of wrenches Clamp Ammeter Anemometer Supplies and materials

RefrigerantLearning Materials Refrigerant oil LEs on PACU / CRE Dry Cell Catalogue Worksheet form Brochure Work plan Personal Protective Equipment

Goggles Gloves Ear Plug/Muff Working Clothes Gas Mask

METHODOLOGY: Self- paced Instruction Film Viewing Direct Laboratory Experience Group Discussion Industry Immersion


SECTOR : HVAC

UNIT OF COMPETENCY : RECOVER AND RECYCLE REFRIGERANT IN PACKAGE TYPE AIRCONDITIONING/ COMMERCIAL REFRIGERATION SYSTEMS

MODULE TITLE : RECOVERING AND RECYCLING REFRIGERANT IN PACKAGING AIRCONDITIONING AND COMMERCIAL REFRIGERATION SYSTEMS

UNIT DESCRIPTOR : This module covers the knowledge, skills and attitudes in the recovery and recycling of refrigerants in package type of air-conditioning and commercial refrigeration systems the natural environment and ecological habitats protections awareness, important of recovery and recycling of refrigerants and good practices in servicing refrigeration and air-conditioning system for both package-type and commercial unit. This is includes evaluation of unit for recovery/recycling, setting-up of equipment, and perform recovery and recycling of refrigerant operations.


QUALIFICATION LEVEL : NC II

PREREQUISITE : Have completed module 1, 2 & 3 of Refrigeration Air Conditioning Service (PACU-Size) NC II


Upon completion of this module, the trainee/student should be able to: LO 1. Assess unit for recovery /recyclingLO 2. Set up equipment for recovery /recyclingLO 3. Perform refrigerant recovery/Recycling

LO 1. ASSESS UNIT FOR RECOVERY /RECYCLING

ASSESSMENT CRITERIA1. Prevention of

Ozone layer depletion CFC/ODS release are explained.

2. Montreal Protocol is explained3. Effects of ODS emission are discussed.4. Unit is assessed for recovery/recycling

CONTENT:

Importance of recovery/recycling Prevention of ozone layer depletion Prevention of ODS release Prevention of global warming Economic reasons Effects of ODS emission Montreal protocol Data gathering

CONDITIONS:Students/trainees must be provided with the following:Tools and Equipment Supplies & materials

PACU- size unit Paper Thermometer Pencil Gauge ammeter Learning Materials Clamp ammeter Manuals Multi-tester Books Set of Wrenches Video tapes Audio-Visual Brochures Multi-media Leaflets/Flyers

Personal Protective Equipment E-learning Goggles CD’s Gloves Catalogue EAC plug/amp Workplan Working clothes List of tools and instruments Safety shoes Rags Dust Mask

METHODOLOGY: Self pace instruction Film viewing Direct laboratory experience Group discussion

Industry visit Industry immersion E-learning


LO 2. SET UP EQUIPMENT FOR RECOVERY/RECYCLING

ASSESSMENT CRITERIA:1. Parts and accessories of recovery/recycling equipment are identified2. Uses and functions of parts and accessories of recovery /recycling equipment are

explained3. Recovery/recycling equipment and accessories are set up in accordance with

manufacturers manual4. Refrigerants to be recovered are identified5. Recovered refrigerant in the tank must be labeled prior to recycling

CONTENT: Parts and accessories of recovery /recycling equipment Uses and functions of parts and accessories of recovery/recycling equipment Operation of recovery/recycling equipment Refrigerant identification Type of refrigerant

CONDITION:Students/trainees must be provided with the following:Tools & Equipment Supplies and Materials

Audio-visual Refrigerant Multi-media Rags PACU-size unit Personal Protective equipment R/R machnie Goggles Gauge analyzer Gloves Refrigerant identifier EAC plug/amp Leak detector Working clothes Thermometer Safety shoes Weighing scale Dust mask Vacuum Pump Learning Materials Set of Wrench Manuals

Books Video tapes Brochures Leaflets/Flyers CD’s E-Learning Catalogue List of tools & instruments Workplan




LO 3. PERFORM REFRIGERANT RECOVERY/RECYCLING

ASSESSMENT CRITERIA:1. Tools, materials and instruments for recovery /recycling equipment are prepared.2. Operation of recovery/recycling equipment is explained according to manufacturers

specifications.3. Refrigerant recovery/recycling are performed according to manufacturer’s manual 4. Refrigerant in the system must be 100% recovered5. Safety measures in recovery/recycling of refrigerants are applied.

CONTENT: Recovery/recycling procedures Refrigerant cylinder calculation Safety in handling refrigerants Maintenance of recovery/recycling equipment /instruments


1. Equipment and accessories 4. Instruments Recovery /recycling System analyzer Weighing scale Leak detector PACU-size Unit Refrigerant identifier Vacuum pump Thermometer

2. Tools 5. Learning Materials Spanner Learning element Ratchet/wrench Service manual Piercing valve Manufacturers manual

3. Personal Protective Equipment Brochures Gloves 6. Supplies and materials Apron Refrigerants Safety shoes Soap solution Goggles Rags Gas mask Basket Ear plug/muff Working clothes Dust mask


ASSESSMENT METHOD:


SECTOR : HVAC

UNIT OF COMPETENCY : REPAIR / RETROFIT PACU CRE UNIT

MODULE TITLE : REPAIRING / RETROFITTING PACU / CRE UNIT

UNIT DESCRIPTOR : This module covers the knowledge, skills and attitudes in the repairing and retrofitting package air-conditioning unit (PACU) commercial refrigeration equipment (CRE) systems. This includes selection of alternative refrigerants, lubricants, components and accessories, and basic principles in repairing /retrofitting.

NOMINAL DURATION : 16 HRS.



Upon completion of the module the trainees/student should be able to

LO 1. Assess unit for repair / retrofitLO 2. Repair / Replace defective components of PACU /CRELO 3. Perform refrigerant retrofitting processLO 4. Test operating performance of retrofitted system

LO 1. ASSESS UNIT FOR REPAIR /RETROFIT

ASSESSMENT CRITERIA1. Advantages and disadvantages of retrofitting and explained2. Retrofitting process are explained 3. Importance of retrofitting are explained4. Unit is assessed for retrofitting

CONTENT:

Basic consideration for retrofitting Principles of retrofitting Advantage and Disadvantage of retrofitting Type and characteristics of alternative refrigerants Systems components selection and specification

CONDITIONS:


1. Learning Materials 4.Supplies & materials Books Rags Brochures Lubricants Learning Element 5. Personal Protective Equipment Audio Visual Goggles Self-pace instruments Gloves E-learning Surgical gas mask

Working clothes Safety shoes

2. Equipment 6. Tools PACU- size unit Spanners/ wrenches Recovery/Recycling machines Ratchet Vacuum pump Refrigerant identifier

3. Instruments Manifold Gauge Thermometer Leak detector Weighing seal



LO 2. REPAIR / REPLACE DEFECTIVE COMPONENTS OF PACU / CRE

ASSESSMENT CRITERIA:1. Faults are checked ,inspected and identified2. Defective parts are repaired /replaced in accordance with the specification.3. Repaired /replaced components are tested and in accordance with

manufacturers specification4. Safe working practices in repairing /replacing defective components are

observed.

CONTENT: Checking /Testing PACU /CRE components Repairing /replacing defective components. Components selection Safety Proper housekeeping


1. Learning Materials 4.Supplies & materials Books Refrigerant Brochures Lubricants Diagram Wire Self-pace instructions Silver rod with flux Catalogue Soldering lead with paste

2. Equipment Flare fittings Recovery/Recycling machines Copper tubings PACU - CRE unit Oxy-acetylene outfit

PACU /CRE electrical /mechanical components

Refrigerant identifier 5. Personal Protective Equipment3. Instruments Gloves

Multi-tester Goggles Capacitator -tester Safety shoes Clamp ammeter Surgical gas mask Electronic leak detector Working clothes

6.Tools Pliers Spanners/ wrenches Flaring tools Swaging tools Tube cutter Tube binder Reamer Screw drivers




LO 3. PERFORM RETROFITTING PROCESS

ASSESSMENT CRITERIA:1. Alternatives refrigerants and lubricants are selected according to require

standard operating procedures2. System components and accessories are selected according to application3. Retrofitting is performed in accordance with manufacturers recommendation4. Safety measures in retrofitting was observed5. Proper housekeeping is practiced

CONTENT: Alternatives refrigerant and lubricants, types, uses and selection Retrofitting process Safety precaution in retrofitting Proper housekeeping

CONDITIONS:Students/trainees must be provided with the following:1. Learning Materials 4. Supplies and Materials

Book Alternatives refrigerant and lubricant Brochures Required components and accessories Learning element Silver rod/ flux Self-pace instrument Copper tubing E-learning Nitrogen Film viewing Masking tapes Catalogue Steel brush

2. Equipment Rag PACU /CRE unit 5. Personal Protective Equipment Weighing scale Gloves Vacuum pump Goggles Refractometer Surgical /Gas Mask

3. Instrument Safety shoes VOM multitester Working clothes Clamp on ammeter 6. Tools Thermometer Spanner/ Wrenches System Analyzer Ratchet Copper tubing Nitrogen Masking paper Steel fush Rags




LO 4. TEST OPERATING PERFORMANCE OF RETROFITTED SYSTEM

ASSESSMENT CRITERIA:1. Operating pressures, current and temperature retrofitted system are monitored2. Recorded data are analyzed and interpreted according to manufacturers

recommended operating performance.3. Necessary adjustments of controls and devices or pressures, current and

temperature are applied in accordance with manufacturers recommended operating performance.

4. Repaired unit is tested and operated in accordance with manufacturers specifications

CONTENT: System pressure and temperatures Performance data of alternative refrigerant symptoms and troubles of retrofitting Diagnosing retrofitted units. Rectifying retrofitted units Superheat measurement Charts and tables of alternatives


1. Learning Materials 4. Personal Protective Equipment Brochures Gloves Catalogue Goggles Charts Surgical /Gas Mask

2. Equipment Safety shoes PACU /CRE unit Apron

3. Instrument 5. Tools Clamp on ammeter Spanners /Wrenches Thermometer System Analyzer Anemometer

METHODOLOGY: Practical /hands - on Self pace instruction Film viewing Demonstration Group discussion AV Presentation E-learning

ASSESSMENT METHOD: Interview Direst observation Written Re-demonstration