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GTS-4900 Shown 7947A Related Manuals HVLP Compressor/Cart 824171 . . . . . . . . . . . . . . GTS-960 Bleeder Gun 308336 . . . . . . . . . . . . . . . GTS-980 Non-Bleeder Gun 308810 . . . . . . . . . . . OWNER’S MANUAL 824170 Rev G Two, Three, and Four Stage HVLP Turbine Sprayers 120 VAC 50/60 Hz: Series A Maximum Working Pressure: GTS-2500: 5 psi (0.3 bar, 34 kPa) GTS-3800: 6 psi (0.4 bar, 41 kPa) GTS-4900: 8 psi (0.5 bar, 55 kPa) Model GTS-2500, Series B Two Stage Turbines, 232550 and 551 Model GTS-3800, Series B Three Stage Turbines, 232552 and 553 Model GTS-4900, Series C Four Stage Turbines, 232554 thru 555 The SHERWIN–WILLIAMS COMPANY, CLEVELAND, OHIO 44115 ECOPYRIGHT 1998, GRACO INC. This manual contains important warnings and information. READ AND RETAIN FOR REFERENCE

Two, Three, and Four Stage HVLP Turbine Sprayers - Graco€¦ · GTS turbines come in three basic configurations: ... GTS-3800 three stage turbine sprayer ... F Air Filters Prefilter

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GTS-4900 Shown 7947A

Related ManualsHVLP Compressor/Cart 824171. . . . . . . . . . . . . . GTS-960 Bleeder Gun 308336. . . . . . . . . . . . . . . GTS-980 Non-Bleeder Gun 308810. . . . . . . . . . .

OWNER’SMANUAL

824170 Rev G

Two, Three, and Four StageHVLP Turbine Sprayers120 VAC 50/60 Hz: Series A

Maximum Working Pressure:GTS-2500: 5 psi (0.3 bar, 34 kPa)GTS-3800: 6 psi (0.4 bar, 41 kPa)GTS-4900: 8 psi (0.5 bar, 55 kPa)

Model GTS-2500, Series BTwo Stage Turbines, 232550 and 551Model GTS-3800, Series BThree Stage Turbines, 232552 and 553Model GTS-4900, Series CFour Stage Turbines, 232554 thru 555

The SHERWIN–WILLIAMS COMPANY, CLEVELAND, OHIO 44115�COPYRIGHT 1998, GRACO INC.

This manual contains important warnings and information. READ AND RETAIN FOR REFERENCE

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Table of ContentsWarnings 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Information 5. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Setup 8. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Shutdown 11. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Maintenance 12. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Troubleshooting 13. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Repair 14. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Parts 18. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Accessories 20. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specifications 23. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Warranty 24. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

SymbolsWarning Symbol

WARNINGThis symbol alerts you to the possibility of seriousinjury or death if you do not follow the instructions.

Caution Symbol

CAUTIONThis symbol alerts you to the possibility of damage toor destruction of equipment if you do not follow theinstructions.

WARNINGFIRE AND EXPLOSION HAZARD

Improper grounding, poor ventilation, open flames or sparks can cause a hazardous condition andresult in a fire or explosion and serious injury.

� Ground the equipment. Refer to Grounding on page 7.

� If there is any static sparking or you feel an electric shock while using this equipment, stop spray-ing immediately. Do not use the equipment until you identify and correct the problem.

� Provide fresh air ventilation to avoid the buildup of flammable fumes from solvents or the fluidbeing sprayed.

� When flammable liquid is sprayed or used for flushing or cleaning the equipment, the turbine mustbe placed at least 20 feet (6.1 m) away from areas where hazardous concentrations of flammablevapors are likely to occur.

� Use additional air hose if necessary to ensure that the turbine is operated in a clean, dry, wellventilated area.

� Never place the turbine inside a spray booth! Use this equipment outdoors or in extremely wellventilated areas.

� Keep the spray area free of debris, including solvent, rags, and gasoline.

� Electrically disconnect all equipment in the spray area.

� Extinguish all open flames or pilot lights in the spray area.

� Do not smoke in the spray area.

� Do not turn on or off any light switch in the spray area while operating or if fumes are present.

� Do not operate a gasoline engine in the spray area.

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WARNING

INSTRUCTIONS

EQUIPMENT MISUSE HAZARD

Equipment misuse can cause the equipment to rupture or malfunction and result in serious injury.

� This equipment is for professional use only.

� Read all instruction manuals, tags, and labels before operating the equipment.

� Use the equipment only for its intended purpose. If you are not sure, call your Graco distributor .

� Do not alter or modify this equipment. Use only genuine Graco parts.

� Check equipment daily. Repair or replace worn or damaged parts immediately.

� Do not exceed the maximum working pressure of the lowest rated system component. TheGTS-2500 turbine has a working pressure of 5 psi (0.3 bar, 34 kPa), GTS-3800 has a workingpressure of 6 psi (0.4 bar, 41 kPa), and the GTS-4900 has a working pressure of 8 psi (0.5 bar, 55kPa).

� Use fluids and solvents which are compatible with the equipment wetted parts. Refer to the Speci-fications on page 23 for this information.

� Do not use hoses to pull equipment.

� Route hoses away from traffic areas, sharp edges, moving parts, and hot surfaces. Do not exposeGraco hoses to temperatures above 82�C (180�F) or below –40�C (–40�F).

� Wear hearing protection when operating this equipment.

� Do not lift pressurized equipment.

� Comply with all applicable local, state, and national fire, electrical, and safety regulations.

� Do not point the gun at anyone or at any part of the body.

� Do not put your hand or fingers over the gun fluid nozzle.

� Do not stop or deflect leaks with your hand, body, glove or rag.

� Do not “blow back” fluid; this is not an air spray system.

� Follow the Pressure Relief Procedure on page 11 if the fluid nozzle clogs and before cleaning,checking or servicing the equipment.

� Tighten all fluid connections before operating the equipment.

� Check the hoses, tubes, and couplings daily. Replace worn or damaged parts immediately.

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WARNINGTOXIC FLUID HAZARD

Hazardous fluid or toxic fumes can cause serious injury or death if splashed in the eyes or on the skin,inhaled, or swallowed.

� Know the specific hazards of the fluid you are using.

� Store hazardous fluid in an approved container. Dispose of hazardous fluid according to all local,state and national guidelines.

� Always wear protective eyewear, gloves, clothing and respirator as recommended by the fluid andsolvent manufacturer.

� Do not use 1,1,1-trichloroethane, methylene chloride, other halogenated hydrocarbon solvents orfluids containing such solvents in the turbine spray system, which contains aluminum and/or galva-nized-coated parts. Such use could result in a serious chemical reaction, with the possibility ofexplosion, which could cause death, serious injury, and/or substantial property damage.

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InformationHVLP Turbine Sprayers

The GTS-2500, GTS-3800, and GTS-4900 HVLPTurbines, Cart/ Compressor, and Spray Guns canspray most coatings or finishes currently being usedfor automotive refinish, industrial, aerospace, marine,wood, plastic and architectural applications.

To produce high quality paint finishes, the spray guntypically utilizes inbound air pressure of 5 psi (0.3 bar,34 kPa) for GTS-2500, 6 psi (0.4 bar, 41 kPa) forGTS-3800, and 8 psi (0.5 bar, 55 kPa) for GTS-4900.A cone of air, produced by the gun, carries and directsthe paint from the gun to the surface, minimizingoverspray and increasing transfer efficiency. Thisenables painters to comply with new clean air laws thatare designed to reduce VOC (volatile organic com-pounds) emissions, eases paint application by requir-ing fewer paint passes to obtain coverage, and saveson both material and clean-up time.

Refer to the turbine gun manuals, 308336 or 308810,for more information on the operation and use of theturbine spray gun.

Turbine Configurations

GTS turbines come in three basic configurations:

� GTS-2500 two stage turbine sprayer

� GTS-3800 three stage turbine sprayer

� GTS-4900 four stage turbine sprayer

Unpacking Turbine

Unpack the Turbine Sprayer from the shipping cartonand inspect for any possible shipping damage. Ifnecessary, call your distributor.

See Fig. 1 for Turbine Component Identification andFunction.

The GTS-2500 Two–stage Turbine sprayer,includes:

� GTS-2500 Turbine Sprayer� Turbine Gun, 240083� Standard fluid set #3.� 20 ft. hose, 240058� Sprayer Instruction Manual, 824170� Gun Instruction Manuals, 308336 and 308810.

The GTS-3800 three–stage turbine sprayer,includes:

� GTS-3800 Turbine Sprayer� Turbine Gun, 240093� Standard fluid set #3.� 30 ft. hose, 240059� Sprayer Instruction Manual, 824170� Gun Instruction Manuals, 308336 and 308810.

The GTS-4900 four–stage turbine sprayer,includes:

� GTS-4900 Turbine Sprayer� Turbine Gun, 240093� Standard fluid set #3.� Additional fluid sets: #4 and #5.� 30 ft. hose, 240059� Sprayer Instruction Manual, 824170� Gun Instruction Manuals, 308336 and 308810.

Turbine Components Table

System Model Turbine Hose Gun/Fluid Set Extra/Fluid Sets

GTS-2500 232550 232550 none none none

232551 232550 241413 240083 none

GTS-3800 232552 232552 none none none

232553 232552 241413 240093 none

GTS-4900 232554 232554 none none none

232555 232554 241413 240093 240078

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Component Identification and Function

7947A

B

E

G

A

DC

H

F

Fig. 1

JK

L

A Air Outlet Connection for turbine air supply to turbine spray guns (GTS-4900units include quick connector)

B ON/OFF Switch ON/OFF power switch for sprayer turbine and rear outlet

C Storage Compartment Provides storage for fluid set components

D Turbine Handle Turbine handle. Handle folds flat for minimum storage space

E Turbine Case Case houses air filter and provides dual air flow to motor and turbine.Can be lock–mounted on Compressor/Cart

F Air Filters Prefilter and main filter provide filtered air for turbine spray gun andturbine motor

G Switch Allows two speed operation of turbine sprayer motor (Used onGTS-4900 units)

H Air Filter Indicator Light Indicates air filter performance and maintenance (Used on GTS-3800and GTS-4900 units)

J Connector and Power Cord Powers turbine sprayer operation (Power cord provided with turbine)

K Auxiliary Power Outlet Switched power outlet for compressor/cart or other accessory

L Circuit Breaker Resettable circuit breaker provides protection for turbine motor andcart

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SetupGrounding

WARNINGImproper installation or alteration of the groundingplug will result in a risk of electric shock, fire orexplosion that could cause serious injury or death.

120 Vac Systems

1. This equipment requires a 120 Vac, 60 Hz, 15Acircuit with a grounding receptacle. See Fig. 2.

Fig. 2Grounding Prong

GroundedOutlets

2. Do not alter the ground prong or use an adapter.

3. A 12 AWG gauge, 50 ft extension cord may beused with this equipment.

Prepare the Fluid

1. Always strain the fluid before spraying; thisincludes color, reducer and hardeners if used.

2. When using a turbine spray system, you need touse a slower drying reducer or thinner to compen-sate for the faster drying time caused by the warmair of the turbine. Do not over reduce.

CAUTIONThe performance of the turbine sprayer will vary with the viscosity of the material. Unnecessary hoselength will cause the air pressure to drop.

NOTE: The performance of the turbine sprayer willvary with viscosity of material used and hose length.Keep hose length short to prevent pressure drop.

Paint Reduction – Automotive Type Finishes

Reduce and catalyze all paint to manufacturer’s speci-fications. To compensate for the faster drying time ofturbine systems, use a reducer one-step slower thanwhat is used for conventional air spray.

Paint Reduction – Industrial or Domestic Coatings

Reduce and catalyze all paint to manufacturer’s speci-fications. If no reductions are given, first thoroughlymix the fluid to be sprayed. Then gradually mix in theproper reducer, testing the fluid until you have thecorrect spraying consistency.

To test the consistency: Remove the stir stick from thethinned paint. When the paint stream running off thestir stick breaks into droplets, the first few drops shouldbe about one second apart.

NOTE: Refer to compressor/cart manual 308809 forinformation on compressor/cart setup and operation.

NOTE: Refer to turbine gun manuals: 308336 or308810, for information on turbine spray gun setup andoperation.

C

A

Fig. 3

2-1/2 Gallon Remote Pressure Pot 2 Quart Remote Pressure Pot

F

04958

K

B

GTS-4900 Turbine

X

X

A

G

Y

G

To Cart/Compressor

To Cart/Compressor

C

Cup–Over Option.See manual 308336 or 308810

Cup Setup for Spray Gun

X

E

F

Y

Y

H J

H G

J K

E

D

D

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SetupConnect the Fluid and Air Supply1. Connect gun air supply hose (A) between turbine

air outlet (B) and gun air inlet (C). DO NOT usewrench to tighten connections; hand–tighten only.See Fig. 3.

2. For GTS-4900: the GTS-4900 turbine uses quick–connector at outlet (B). A wrench is not requiredfor hose connection.

3. If using a spray gun cup (D), connect the cup tothe gun fluid inlet (E).

4. If using accessory remote pressure pots (F),connect fluid supply hose (G) between remotepressure pot fluid outlet (H) and gun fluid inlet (E).Connect pressure pot air hose (J) between pres-sure pot air regulator inlet (K) and the cart com-pressor air outlet.

NOTES:

� The HVLP Cart/Compressor provides the air supplyfor remote pressure pot.

� The circled letters in Fig. 3 indicate hose line con-nections.

Connect to Electric Supply

1. Plug turbine power cord into grounded outlet.

2. If extension cord is used, it must be 3-wire,AWG 12 and 100 ft or less in length.

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SetupFill the Cup or Remote Pressure Pot

Spray Gun Cup

WARNINGThe spray gun cup is pressurized by the gun’s airsupply. To reduce the risk of serious injury frompressurized fluid or accidental spray from the gun,always turn off the air supply to the gun beforeremoving the spray gun cup.

Only fill the cup 3/4 full to help keep the air pressuretube clean, then install the cover. The under-cup coverhas a latch (H) to secure it to the cup. The over-cuphas a ring with notches (J) that secures the cup hoodinto place when locked in place on the cup.

Fig. 4 �����

HJ

�����

Accessory Remote Pressure Pot

WARNINGThe accessory remote pressure pots remain pres-surized until pressure is manually relieved. Toreduce the risk of serious injury from pressurizedfluid or accidental spray from the gun, alwaysrelieve pressure in the pressure pot before loosen-ing or removing the cover.

1. Relieve remote pressure pot pressure as follows:

a. Turn off air supply to pressure pot. See Fig. 5.

b. 2 1/2 Gallon Remote Pot: Pull pressure reliefvalve ring (206c) until pressure is completelyrelieved.2 Quart Remote Pot: Turn out pressure reliefknob (113) one turn. Wait until pressure iscompletely relieved before removing cover.Close knob.

Fig. 5

8069A

206c

113

2 quart2 1/2 gallon

02882A

2. Remove pressure pot cover and fill. Secure cover.

NOTE: 2 quart remote pressure pot only: lightly coatthe cover threads with petroleum jelly.

CAUTIONIf the 2 quart remote pressure pot is accidentallytipped over or held at too great of an angle, fluid mayleak into the air regulator and cause damage. Takeprecautions to avoid this. If fluid does get into theregulator, clean it immediately.

CAUTIONDo not tighten the pressure pot cover more thanhand-tight. Excessive tightening may damage thecover gasket.

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SetupPrepare Surface to be Sprayed

To get proper adhesion, make sure surface is com-pletely clean.

Operating Turbine

WARNINGSparks can be expected in the normal operation ofthe turbine motor. These sparks can ignite fumesfrom flammable liquids, dust particles, and otherflammable substances in the spray area. This cancause serious injury and property damage. Be sureto follow the precautions below:

� When flammable liquid is sprayed or used forflushing or cleaning equipment, the turbine mustbe placed at least 20 feet (6.1 m) away fromareas where hazardous concentrations offlammable vapors are likely to occur.

� Use additional air hose if necessary to ensurethat the turbine is operated in a clean, dry, wellventilated area.

� Never place the turbine inside a spray booth!Use this equipment outdoors or in extremelywell ventilated areas.

� Avoid all ignition sources such as: static elec-tricity from plastic drop cloths, open flames likepilot lights, hot objects like cigarettes, arcs fromconnecting or disconnecting power cords, andturning light switches on and off. Extinguish orremove all sources of ignition.

1. Turn turbine ON a few minutes before spraying toallow warm-up.

NOTE: When the turbine is not in use for an extendedperiod of time, turn it off. The turbine does not shut offautomatically.

2. Be sure turbine filter is clean before operating. Seepage 12 to check and clean filter.

NOTE: To adjust the spray gun pattern, see theturbine gun manual 308336.

HVLP Compressor/Cart Cold Weather Operation

The HVLP compressor/cart uses a diaphragm com-pressor. When new, the diaphragm may becomes stiffin cold weather. If cold enough, the diaphragm will notallow the compressor motor to start (the unit will hum).If this occurs, follow these steps:

1. Turn turbine and compressor OFF.

2. Unplug turbine from power source.

3. Pinch and remove filter by hand. Clean or replaceif dirty.

4. Hand spin cooling fan on compressor for a fewrevolutions.

5. Reinstall filter.

6. Plug in turbine.

7. Turn turbine and compressor ON. If necessary,repeat procedure.

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ShutdownPressure Relief Procedure

WARNINGPRESSURIZED EQUIPMENT HAZARD

The equipment stays pressurized until pressure ismanually relieved. To reduce the risk of a seriousinjury from pressurized fluid, accidental spray fromthe gun, or splashing fluid, follow the Pressure Re-lief Procedure whenever you:

� are instructed to relieve the pressure,� stop spraying,� check or service any of the system equipment,� or install or clean the fluid nozzles.

1. When spraying is finished, turn off air supply togun.

2. Turn off turbine sprayer.

WARNINGThe turbine hose outlet may be hot. Carefullycheck the hose end before removing the hose.

3. If using remote pressure pot, relieve pressure byfollowing these steps:

a. Turn off air supply to pressure pot.

b. 2 1/2 Gallon Remote Pot: Pull pressure reliefvalve ring (206c) until pressure is completelyrelieved.2 Quart Remote Pot: Turn out pressure reliefknob (113) about one turn. Wait until pressureis completely relieved before removing cover.Close knob. See Fig. 6.

Fig. 6

8069A

206c

113

2 quart2 1/2 gallon

02882A

NOTE: Elevate spray gun and pull trigger. This willallow fluid in fluid hose to drain back into remotepressure pot.

4. If using a spray gun cup, unlatch cup cover andloosen or remove cup from cover to relieve cuppressure.

5. Clean spray gun and cup as instructed in turbinegun manuals, 308336 and 308810.

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MaintenanceDaily

The turbine systems are lifetime lubricated. The onlymaintenance required is filter cleaning and replace-ment. See Fig. 8.

The turbine filter must be clean at all times to providesufficient air flow to cool motor and atomize the fluid.Check turbine pre–filter (22) daily for cleanliness.Check the main paper filter (21) weekly, minimum.Clean as necessary.

NOTE: To check filter, turn on turbine and place pieceof paper against pre–filter. If air intake holds paper inplace, filter is okay.

Models GTS-3800 and GTS-4900 have an air filterindicator light on the front panel. If the filter is good thelight is out. If the filter is clogged or has low airflow thelight will come on as in Fig. 7 below.

Fig. 78049A

To clean filter:

1. Turn off and unplug turbine.

2. Loosen four thumbscrews (16), and remove filterretainer (15) and pre–filter (22). See Fig. 8.

3. Remove main filter (21) and clean by using one ofthe following three methods:

� Tap filter gently on flat surface, dirty sidedown.

CAUTIONTo prevent damage to filter, do not use compressedair on a wet filter.

� Direct compressed air (100 psi [7 bar, 70 kPa]maximum) through filter panel in oppositedirection of arrows on side of filter.

� Soak filter for 15 minutes in water and milddetergent. Rinse filter until clean. Air dry. Donot use compressed air on damp or wet filter.

WARNINGTo avoid damage to the turbine and possible elec-tric shock, never install a damp filter in the turbine.

CAUTIONTo keep out dirt, do not operate the turbine sprayerwithout both filters installed.

Fig. 803072

16

21

22

15

20

1

Weekly

Check hose for cracks, leaks, and holes. Replace, ifnecessary.

Annually or 600 Hours (whichever comesfirst)

Replace motor brushes 600 hours after turbine sprayeroperation. If brushes are not replaced, motor failurewill occur.

NOTE: It is recommended that an authorized servicecenter perform the motor brush replacement procedureon page 16.

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Troubleshooting

PROBLEM CAUSE SOLUTION

No fluid delivery. No material, no remote container pres-surization, hose or pickup tube clogged.

Check container for material.

Check for leaks at the container gasket,2 quart lid, and 2 1/2 gal pot wing nuts.

Check for air flow from male quick–dis-connect at compressor outlet (approx.1/4 CFM).

Turn pressure regulator clockwise. Lookfor pressure on gauge. (If no pressure ongauge, check air line and fittings).

Check hole in tank lid under regulator orneedle valve 2 Qt lid. Clean if necessary.

Check for obstructions.

Check if fluid pickup tube is unplugged.Tighten.

Blow out and clear material hose.

Cart Compressor fails to start Cold weather operation. See Cold W eather Operation instruc-tions, page 10.

Turbine fails to start No power. Check outlet for power. Cycle red rockerswitch.

Check that correct IEC (modular) cord isused and plugged in.

Check circuit breaker(38). Push to reset.

On GTS-4900, check slo–blow fuse(49).

Poor atomization Dirty filter. Clean filter.

Extension cord too long. Replace with shorter extension cord (donot exceed 100 ft). Extension cord mustbe 3-wire, 12 AWG.

Hose length too long. Replace with shorter hose. See Acces-sories for shorter hose and P/N.

Circuit Breaker Trips Filter clogged. Clean filter and replace as necessary.

High ambient temperature. Move turbine to cooler area.

Excessive brush wear. Remove cover and turbine, then:. Check for free motor rotation,. Check brush wear,. Replace motor brushes if necessary.

Excessive current draw. Return to authorized service center.

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Repair

WARNINGTurn off turbine and unplug power for the followingprocedures.

Turbine Sprayer Disassembly1. If necessary, clean and replace filter according to

maintenance procedure on page 12.

2. Place turbine upside down on work surface.Remove four cap screws (6) and bumpers (7).See Fig. 9 and Parts view.

3. Carefully lift unit by turbine baseplate (2) fromturbine cover (1) and place upright on worksurface.

4. Repair or replace items as required.

5. Reassemble turbine.

7949A

Fig. 9

6

7

1

2

A

Power Cord Replacement1. Replace power cord by unplugging from IEC

connector (A). Install new cord. See Fig. 9

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RepairTurbine/Motor Replacement

The GTS-2500, GTS-3800, and GTS-4900 Turbineseach use a different turbine/motor. See the Turbine/Motor Replacement Kits in Parts on page 18 for alisting of replacement kit parts.

1. Use Turbine Sprayer Disassembly procedure onpage 14 to take turbine apart.

2. Remove turbine gasket (25).

3. Loosen 3 screws (6) and remove.

4. Remove turbine motor wires from spade connec-tors.

5. Rotate turbine (24) from outlet fitting (18) and liftup from turbine spacers (23).

6. Install new turbine gaskets (25 and 41).

7. Reassemble turbine.

8. Connect ground wire to turbine housing as re-quired.

9. Reconnect wires. Rewire according to applicableturbine. See Fig. 10, Fig. 11, or Fig. 12schematics.

Fig. 10

Motor

GTS-2500 Turbine7246A

Fig. 11

GTS-3800 Turbine

Motor

7245A

Fig. 12

GTS-4900 Turbine

Motor

7244A

15A Slo–blo fuse (49)

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RepairMotor Brush ReplacementNOTE: It is recommended that this procedure beperformed by an authorized service center.

1. Use Turbine Sprayer Disassembly procedure onpage 14 to take turbine apart. Use Turbine/MotorReplacement on page 15 to replace turbine.

2. Remove plastic fan cover.

3. Remove brushes. Check commutator for exces-sive wear.

Note: Do not install new brushes in a turbine that hashad brush holders damage the commutator. A motorwith this type of commutator damage is unrepairable.

4. Install new motor brushes using reverse order.Keep lead wires from all rotating parts and motorframe.

CAUTIONDo not run the motor with the air inlet or outletsealed off.

5. Reassemble turbine.

6. Run motor 30–45 minutes at half–rated voltage toseat motor brushes.

Note: If half–rated voltage is not available, run re-paired unit in series with another turbine for 30–45minutes.

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Notes

����������

Parts

31

29

28

20

33 7

3

27

5

10

16,17

42

25

24

2627

38

36

34

2

1

41

6

6

23

12

11

13

14

15

81

19

18

21

22

40,32

46

48

47

37

39

4950

65

67

68

69

4

6 4

83

82

7943B

�����������

PartsRef No. Part No. Description Qty

Ref No. Part No. Description Qty

1 276501 COVER, turbine 12 192775 BASE PLATE, turbine 1

(used on GTS-2500 and 3800)192774 BASE PLATE, turbine 1

(used on GTS-4900)3 192786 PLATE, retaining 14 106084 SCREW, pan hd 45 192787 DUCT, turbine 16 112117 SCREW, cap, hx hd 87 113817 BUMPER 410 114064 PLUG, inlet 111 114065 PLUG, inlet, female 112 114410 SCREW, pan hd, torx 613 240006 LID, tool box 114 192793 FOAM PAD, tool box 115 192778 RETAINER, filter 116 192895 SCREW, captive 417 114063 WASHER, screw captive 418 193057 FITTING, outlet 1

(used on GTS-2500)192779 FITTING, outlet 1

(used on GTS-3800 and 4900)19 M71246 O–RING, buna–n 120 192789 GASKET, filter 221 240273 FILTER, main, paper 122† 240274 FILTER, pre 123 193068 SPACER, turbine 3

(used on GTS-2500)192780 SPACER, turbine 3

(used on GTS-3800 and 4900)24* 240269 TURBINE KIT, 2 stage, 120 volts 1

(used on GTS-2500)240270 TURBINE KIT, 3 stage, 120 volts 1

(used on GTS-3800)240271 TURBINE KIT, 4 stage, 120 volts 1

(used on GTS-4900)25 192812 GASKET, turbine 1

(used on GTS-2500)192788 GASKET, turbine 1

(used on GTS-3800 and 4900)26 192784 BRACKET, handle 227 114531 SCREW, cap, hx hd 828 113414 NUT, lock 229 192785 HANDLE, turbine 131 114294 SWITCH, rocker 1

(used on GTS-4900)32 114279 SENSOR, pressure 1

(used on GTS-3800 and 4900)

33 114295 PLUG, dome 1(used on GTS-2500)

114280 LIGHT, indicator 1(used on GTS-3800 and 4900)

34 114293 SWITCH, rocker, red 136 111593 SCREW, grounding 137 102063 WASHER, lock, external tooth 138 114290 BREAKER, circuit, 8 A, 120V 1

(used on GTS-2500)114403 BREAKER, circuit, 15 A, 120 V 1

(used on GTS-3800, GTS-4900)39 192905 PLATE, deflector 1

(used on GTS-3800 and 4900)40 193059 GASKET, sensor 1

(used on GTS-3800 and 4900)41 192845 GASKET, duct 142 192846 GASKET. duct 146 114287 FITTING, barbed 1

(used on GTS-3800 and 4900)47 192810 HOSE, air 1

(used on GTS-3800 and 4900)48 114278 CONTROL, motor speed 1

(used on GTS-4900)49 114390 FUSE, slo–blo,15 amp 1

(used on GTS-4900)50 112143 SCREW, tapping, pan hd 1

(used on GTS-4900)65 240275 CORD SET, 6 ft 1

(used on GTS-2500 and 3800)240281 CORD SET, 15 ft 1

(used on GTS-4900)67� 193095 LABEL, danger 168� 193096 LABEL, warning 169 193126 LABEL, caution 175 240078 #4/5 FLUID SET 1

(used on GTS-4900, not shown)81 114538 SCREW, mach, pan hd 282 194094 PLATE, turbine 183 SPACER, turbine 3

194095 (used on GTS-2500) 3194096 (used on GTS-3800) 3194097 (used on GTS-4900) 3

��Replacement Danger and Warning labels, tags andcards are available at no cost.

† Pre–filters are available in 5 packs. Order P/N 240274.* Turbine Brush Kits are also available. Purchase separately:

240545 (for GTS-2500), and 240546 (for GTS-3800 andGTS-4900).

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Accessories2-1/2 Gallon (9.46 liter) Pot Kit lined 240045

2-1/2 Gallon (9.46 liter) Pot Kit Standard M70604

50 psi (3.5 bar) Maximum Inlet Air Pressure2-1/2 gallon (9.46 liter) capacity, steel tank. Includesan air pressure regulator and gauge and a pressurerelief valve.

04957

217

202

208

209

212

203

207

212

204205

216

201 221

NOTE: 2 1/2 Gal(9.46 liter) PaintTank Liner (5pak) 112077

Ref.No. Part No. Description Qty.

2 Quart (1.94 liter) Pressure Pot M70962

50 psi (3.5 bar) Maximum Inlet Air Pressure2 quart (1.94 liter) capacity, aluminum cup.Includes an air pressure regulator and gauge, pressurerelief valve, and rigid hook handle.

WARNINGDo not use 1,1,1-trichloroethane, methylene chlo-ride, other halogenated hydrocarbon solvents orfluids containing such solvents in the turbine spraysystem, which contains aluminum and/or galva-nized-coated parts. Such use could result in aserious chemical reaction, with the possibility ofexplosion, which could cause death, serious injury,and/or substantial property damage.

102103

101

112

02951A

123122

121

119

118

114

120

124

126

127

109

*109

128

Ref. No. Part No. Description Qty.

201 104655 PRESSURE GAUGE 1202 151519 REDUCER, 1/4 to 1/8 1203 M70687 COUPLING 1204 M70676 O-RING 1205 M70686 PRESSURE RELIEF VALVE 1207 M70616 GASKET, standard; EPDM 1

M70617 GASKET, solvent resistant; Thiokol (optional–must order separately) 1

208 M70678 WING NUT 5209 M70677 WASHER 5212 M71433 TANK, paint, 2-1/2 gallon (9.5 liter),

with cover, black powder coat 1240046 TANK, paint, 2-1/2 gallon (9.5 liter),

with liner 1216 169969 QUICK DISCONNECT, male 1217 104815 PRESSURE REGULATOR 1221 M71639 HANDLE 1

101 104655 PRESSURE GAUGE 1102 M70727 SAFETY VALVE 1103 104815 PRESSURE REGULATOR 1109 M71144 POT, 2 quart (1.94 liter), aluminum 1112 M71425 GASKET KIT, polyethylene (5 pak) 1114 M70725 FITTING 1118 169969 QUICK DISCONNECT, male 1119 M71491 HOSE, fluid; 60 in. long; 1/4 in. ID 1120 240063 HOSE, air; 54 in. (1.37 m) long 1121 M70854 HOSE CLAMP 1122 110440 FITTING. tee 1123 189557 RESTRICTOR 1124 M70399 QUICK DISCONNECT, male 1126 M71681 AIR VALVE KIT (o–ring and valve) 1127 M70402 QUICK DISCONNECT 1128 M72842 FITTING, air pressure stem 1*NOTE: Handle is shipped loose, inside the 2 qt container.

PTFE

PTFE

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AccessoriesNOTE: See selection charts in the gun turbine manual,308336, to order fluid sets.

Lubricant 111265

One 4 oz. (113 gram) tube sanitary (non-silicone)lubricant for fluid seals and wear areas.

#4 Ford Viscosity Cup M70702

Used to measure viscosity of fluid.

1 Quart Cup and Lid 240261

1 qt under–cup with lid for air tight storage of fluid.

1 Quart Cup 240262

1 quart under-cup.

1 Quart Cup Gaskets 240265

5 pack of polyethylene gaskets for use with 1 quartunder-cup.

1 Quart Under-Cup Assembly 240260

Complete 1 quart under-cup assembly.

Cup Check Valve M71007

To help prevent the cup from depressurizing after theair is shut off.

Fluid Strainer (3 ea.) 240267

Install on the end of the cup to strain the fluid and helpeliminate surface blemishes and plugged tips. 100mesh screen.

Blow Gun M70703

For dusting and drying. With quick disconnect.

User Kit #2 and #4 240077

Contains #2 and #4 Fluid Sets.

User Kit #4 and #5 240078

Contains #4 and #5 Fluid Sets.

GTS-Pro Cart 283584

Pro Cart includes material hose and compressor whichare stored in cart. The cart is ready to attachGTS-2500, GTS-3800, and GTS-4900 turbines. Unitincludes standard 2–1/2 gallon remote pressure potM70604.

Y Fitting Kit 240069

Creates two air connections; allows for two–gunoperation.

����������

Notes

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SpecificationsPower RequirementsGTS-2500, GTS-3800, GTS-4900 120 Vac, 50/60 Hz. Amps @ 120 volts GTS-2500 1 phase, 7A minimum. . . . . . . . . . . . . . . . . GTS-3800 1 phase, 12A minimum. . . . . . . . . . . . . . . . GTS-4900 1 phase, 14A minimum. . . . . . . . . . . . . . . . . Power Cord . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . GTS-2500 No. 14 AWG, 3 wire, 6 ft �. . . . . . . . . . . . . . GTS-3800 No. 14 AWG, 3 wire, 6 ft �. . . . . . . . . . . . . . GTS-4900 No. 12 AWG, 3 wire, 15 ft �. . . . . . . . . . . . . CFM unrestricted GTS-2500 58 cfm. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . GTS-3800 80 cfm. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . GTS-4900 82 cfm. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Turbine Stages GTS-2500 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . GTS-3800 3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . GTS-4900 4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Maximum Turbine Hose Length GTS-2500 40 ft (12 m). . . . . . . . . . . . . . . . . . . . . . . . . . . GTS-3800 60 ft (18 m). . . . . . . . . . . . . . . . . . . . . . . . . . . GTS-4900 60 ft (18 m). . . . . . . . . . . . . . . . . . . . . . . . . . . Cup GTS-2500, GTS-3800, GTS-4900 1 qt (1 liter). . . . . . Wetted Parts

Bare Spray Gun Stainless Steel, Brass, �,. . Hard-coated Aluminum

Spray Gun Cups Aluminum, Polyethylene. . . . . . . .

2 Quart Accessory Remote Pressure Pot Aluminum, Brass, . . . . . . . . . . . . . . . .

Polyethylene

2-1/2 Gallon Accessory Remote Pressure Pot Steel with . . . . . . . . . . . . . . . . . . . . . . .

solvent–resistant finish, EPDM Gasket (standard)

Turbine Shipping Weight GTS-2500 32 lb (14.5 kg). . . . . . . . . . . . . . . . . . . . . . . . GTS-3800 34 lb (15.4 kg). . . . . . . . . . . . . . . . . . . . . . . . GTS-4900 39 lb (17.7 kg). . . . . . . . . . . . . . . . . . . . . . . . Turbine DiameterGTS-2500, GTS-3800, GTS-4900 5.7 in (144.78 mm)Sound level per ISO 3744 Sound power 89.0 dB(A). . . . . . . . . . . . . . . . . . . . . . . . Sound pressure 78.0 dB(A). . . . . . . . . . . . . . . . . . . . .

� Extension cord must be 3-wire, 12 AWG; 100 ft or shorter.

Loctite� is a registered trademark of the Loctite Corporation.

PTFE

PTFE

����������

Sherwin-Williams Standard WarrantyGraco warrants all equipment referenced in this document which is manufactured by Graco and bearing its name to be free fromdefects in material and workmanship on the date of sale by an authorized Graco distributor to the original purchaser for use. With theexception of any special, extended, or limited warranty published by Graco, Graco will, for a period of twelve months from the date ofsale, repair or replace any part of the equipment determined by Graco to be defective. This warranty applies only when the equipmentis installed, operated and maintained in accordance with Graco’s written recommendations.

This warranty does not cover, and Graco shall not be liable for general wear and tear, or any malfunction, damage or wear caused byfaulty installation, misapplication, abrasion, corrosion, inadequate or improper maintenance, negligence, accident, tampering, or sub-stitution of non–Graco component parts. Nor shall Graco be liable for malfunction, damage or wear caused by the incompatibility ofGraco equipment with structures, accessories, equipment or materials not supplied by Graco, or the improper design, manufacture,installation, operation or maintenance of structures, accessories, equipment or materials not supplied by Graco.

This warranty is conditioned upon the prepaid return of the equipment claimed to be defective to an authorized Graco distributor forverification of the claimed defect. If the claimed defect is verified, Graco will repair or replace free of charge any defective parts. Theequipment will be returned to the original purchaser transportation prepaid. If inspection of the equipment does not disclose any defectin material or workmanship, repairs will be made at a reasonable charge, which charges may include the costs of parts, labor, andtransportation.

THIS WARRANTY IS EXCLUSIVE, AND IS IN LIEU OF ANY OTHER WARRANTIES, EXPRESS OR IMPLIED, INCLUDING BUTNOT LIMITED TO WARRANTY OF MERCHANTABILITY OR WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE.

Graco’s sole obligation and buyer’s sole remedy for any breach of warranty shall be as set forth above. The buyer agrees that no otherremedy (including, but not limited to, incidental or consequential damages for lost profits, lost sales, injury to person or property, or anyother incidental or consequential loss) shall be available. Any action for breach of warranty must be brought within two (2) years of thedate of sale.

GRACO MAKES NO WARRANTY, AND DISCLAIMS ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FORA PARTICULAR PURPOSE, IN CONNECTION WITH ACCESSORIES, EQUIPMENT, MATERIALS OR COMPONENTS SOLDBUT NOT MANUFACTURED BY GRACO. These items sold, but not manufactured by Graco (such as electric motors, switches,hose, etc.), are subject to the warranty, if any, of their manufacturer. Graco will provide purchaser with reasonable assistance in mak-ing any claim for breach of these warranties.

In no event will Graco be liable for indirect, incidental, special or consequential damages resulting from Graco supplying equipmenthereunder, or the furnishing, performance, or use of any products or other goods sold hereto, whether due to a breach of contract,breach of warranty, the negligence of Graco, or otherwise.

FOR GRACO CANADA CUSTOMERSThe parties acknowledge that they have required that the present document, as well as all documents, notices and legal proceedingsentered into, given or instituted pursuant hereto or relating directly or indirectly hereto, be drawn up in English. Les parties reconnais-sent avoir convenu que la rédaction du présente document sera en Anglais, ainsi que tous documents, avis et procédures judiciairesexécutés, donnés ou intentés à la suite de ou en rapport, directement ou indirectement, avec les procedures concernées.

ADDITIONAL WARRANTY COVERAGEGraco does provide extended warranty and wear warranty for products described in the “Graco Contractor Equipment W arrantyProgram”.

Phone NumberTO PLACE AN ORDER , contact your Graco distributor , or call this number to identify the distributor closest to you:1–800–690–2894 Toll Free

All written and visual data contained in this document reflects the latest product information available at the time of publication.Graco reserves the right to make changes at any time without notice.

The SHERWIN–WILLIAMS COMPANY, 101 PROSPECT AVENUE, CLEVELAND, OHIO 44115PRINTED IN U.S.A. 824170 March 1998, Revised June 1999