Hnc Project

8/11/2019 Hnc Project

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Contents

Page 1 .........................................................................................TitlePage

Page 2 .........................................................................................ContentsPage

Page 3.........................................................................................Summary

Page 4.........................................................................................Summary

Page5..........................................................................................Introduction

Page 6 .........................................................................................Resultsand Analysis

Page 7 .........................................................................................Resultsand Analysis

Page ..........................................................................................Resultsand Analysis

Page ! .........................................................................................Resultsand Analysis

Page 1"........................................................................................Resultsand Analysis

Page 11 .......................................................................................Resultsand Analysis




Page15........................................................................................Conclusion

Page 16.......................................................................................Conclusion

Page 17.......................................................................................#iscussion

Page 1.......................................................................................A$$endices %enu

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Contents

3 | P a g e



Summary

T&is re$ort entails in'ormation a(out t&e gi)en scenario *&ere I &a)e (eenre+uested (y t&e $ro,ect manager o' a com$any to design- de)elo$ and$roduce an engineering s$eci'ication t&at *ill ena(le my com$any to (ranc&out into a ne* 'ield o' engineering $roduction- or to cut costs o' an eistingmanu'acturing $rocess and contains t&e 'ollo*ing in'ormation.

Final project selected : EPX Stator and Motor Winding SeparationMethod

T&e $ro,ect aim is to create a met&od to sa'ely remo)e a &eat s&rin/ 'ittedmotor *inding 'rom an 0P stator and at t&e same time reducing cost andcar(on 'oot$rint.

T&e 'inal $ro,ect *as selected a'ter using a suita(ility scoring criteria.

Pro,ect ene'its Pro,ect 1 Pro,ect 2 Pro,ect 3

Cost Reduction 2 2 1

or/ lo* Im$ro)ement 1 2 3

or/ing Practice Im$ro)ements 3 3 1

A)aila(ility o' 0+ui$ment 3 2 1

0nergy Consum$tion Reduction 1 1 1

Addition ene'its to ot&er $roducts 3 1 3

Total score 13 11 1"

Percentage score 54 46 42

1 %ost Satis'actory

2 Satis'actory

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3 east Satis'actory

A concise Product #esign S$eci'ication &as (een de'ined and detailed in t&isre$ort co)ering t&e 'ollo*ing design considerations8

o Per'ormance

o 0n)ironment

o Sa'etyo %aintenance

o egal

o #ocumentation

o 9uantity

o Product li'e s$an

o %aterials

o Aest&etics

o Product costs

o Time Scale

o Si:e

o #is$osalo eig&t

o Patents

A ;antt c&art s&o*ing t&e $ro,ect ste$s &as (een com$iled.

T&is $ro,ect *&en com$leted *ill $ro)ide a sa'e and suita(le met&od 'or t&is$resent assem(ly $ro(lem- t&e tooling *ill (e designed using a modern 3#Cad $ac/ages and t&e 'inal met&od *ill im$lemented a'ter com$liance *it&com$any ne* tool introduction $rocedures and any <ealt& and Sa'ety

re+uirements.



Introduction

T&is re$ort entails in'ormation a(out t&e gi)en scenario *&ere I &a)e (een re+uested (y t&e$ro,ect manager o' a com$any to design- de)elo$ and $roduce an engineering s$eci'ication t&at*ould ena(le my com$any to (ranc& out into a ne* 'ield o' engineering $roduction- or to cutcosts o' an eisting manu'acturing $rocess.

T&is re$ort *ill8

1. Identify and (rie'ly describe t&e di''erent $ro,ects you &a)e considered and one *ill (eidenti'ied as t&e c&osen $ro,ect.

2. State t&e reasons 'or t&e selection o' t&e c&osen $ro,ect and *ill including (usiness and'unctional or industrial reasons.

3. State the title 'or t&e c&osen $ro,ect. T&is *ill (e clearly de'ined- stating eactly *&at *e&o$e to ac&ie)e.

4. Identify and state initial aims =t&ese *ill (e re)ised 'or 'inal assignment>.

5. Initial Objectives will (e stated =t&ese *ill (e re)ised 'or 'inal assignment>.

6. r!duce a detailed "S to S7373 *&ic& *ill include a detailed 'ore*ord.

#. "uring the c!urse !f this $r!ject a $ro,ect log (oo/ *ill (e maintained.

%. r!duce a &antt chart 'or t&e stages o' de)elo$ment t&at t&is $ro,ect s&ould 'ollo*. T&is *illcontain a minimum !f 25 events. 'his will detail all o' t&e stages t&at are in)ol)ed in t&ec&osen $ro,ect 'rom initial researc& rig&t t&roug& to $ro,ect $resentation? eac& section *ill (e(ro/en do*n into managea(le and ac&ie)a(le e)ents *it& realistic time'rames.

(. )reate a Po*er Point $resentation a(out t&e $ro,ect *&ic& *ill include8

• @our name- su(,ect disci$line and em$loyer.

• Pro,ect title

• Reason 'or selection =industrial (usiness>

• Initial aims o(,ecti)es



Report and nalysis

Identi!y Projects "#as$ %&T&ree se$arate *or/ (ased $ro,ects &a)e (een identi'ied and considered- t&ese are (asedaround my role as %anu'acturing 0ngineer 'or t&e Bacuum System %anu'acturing Com$anycalled 0d*ards td

Project %

0d*ards td manu'acture a mec&anical range o' $um$s called #S Scroll $um$s.

T&ese $roducts $roduce a )acuum $ressure o' "."2 m(ar at inlet *it& a $um$ing s$eed o' 1" m3&r.

T&e mec&anical o$eration to $roduce t&e )acuum is (y means o' t*o com$onents- one *it& ascroll recess mac&ined into it- *&ic& is 'ied in a stationary $osition- and t&e second rotatingassem(ly *it& a mating scroll 'orm mac&ined out o' it.

r(ital Scroll Ti$ Seal ied Scroll

T&e tolerance (et*een t&ese com$onents is )ery tig&t and controlled &ea)ily (y t&e mac&ining$rocesses (ut to ac&ie)e t&e 'inal )acuum a seal is also re+uired *&ic& is 'itted into t&e ti$s o'eac& o' t&e scroll 'aces.

T&is is a s$ecialist &ea)y duty glass 'illed PT0 *it& s$ecial *ear resistant $ro$erties.

A'ter t&e assem(ly o' eac& $um$ t&e ti$ seals are allo*ed to (ed in (y running eac& $um$ 'or 24&rs (e'ore a 'inal $er'ormance test is carried out.



Report and nalysis

#uring t&is time any undulations in t&e ti$ seal sur'ace is *orn a*ay and also a de$osit o' ti$ sealmaterial is trans'erred onto t&e o$$osite 'ace o' t&e mac&ined scroll.

T&is o$eration is carried out on a (an/ o' 12 test stations designed s$eci'ically 'or t&is tas/-*&ere t&e $um$ *ill (e allo*ed to run and are cycled *it& a )ent to atmos$&ere- on a timed cycleo' )enting 'or 6 seconds e)ery 1" minutes.

At $resent t&e $um$ $er'ormance during t&is o$eration is unmonitored so t&e runDin time &asremained unc&anged 'or many years and my $ro$osal is to retro'it t&is test station *it& )acuummonitoring e+ui$ment to 'ind t&e o$timum runDin time o' t&e ti$ seal (y collecting t&e actual m(arreading o)er time.

T&is data *ould need to (e 'ormulated in SPC 'as&ion to 'ormulate a tec&nical argument toreduce t&e s$eci'ied time to an o$timum- *&ic& *ould generate sa)ings in $o*er used to run t&e$um$s and also t&e a(ility 'or t&e manu'acturing cell to $roduce $um$s as t&is area is a$roduction (ottle nec/.

T&e runDin rig is PC (ased- t&e timing o$erations are t&ere'ore ad,usta(le and 'urt&er gains

could (e $ossi(le (y c&anging t&e )entE run cycle to o$timise $um$ runDin

Project ' (utline

0d*ards td manu'actures a mec&anical range o' *ater cooled $um$s /no*n as 0P BacuumPum$s.

T&ese $um$s &a)e t&e ca$acity to $um$ 'rom atmos$&ere to (etter t&an 1 1"D4 m (ars *it& a$um$ing s$eed o' 17" mF &DG and are suita(le 'or a *ide range o' load loc/ a$$lications in t&esemiDconductor mar/et.



Report and nalysis

#uring t&e assem(ly $rocess t&e main (ody o' t&e $um$ is &eated u$ to 13" degrees to e$andt&e aluminium (ody in an electrically $o*ered o)en.

#uring t&e time in t&e o)en t&e tem$erature o' t&e stator is measured (y a tem$erature monitorattac&ed to t&e stator )ia a t&ermo cou$le.

T&e e$ansion is re+uired to allo* t&e su(se+uent 'itment o' t&e motor stator as s&o*n (elo*.

T&is $ro,ect *ill 'ully automate t&e 'unction o' t&e o)en (y lin/ing to control so't*are *&ic& *illallo* $rogramma(le tem$erature control and reduce t&e cycle time ta/en to &eat eac&com$onent to t&e re+uired 'itment tem$erature.

T&e (ene'its to t&e assem(ly cell *ould see 'rom t&is $ro,ect *ould (e8

• T&is o$eration controls t&e maimum *or/ 'lo* o' t&e manu'acturing cell so t&e a(ility to

increase $roduct out$ut *ill (e (ene'icial.

• A reduction in $o*er used to &eat t&e o)en (y maimising t&e o)ens e''iciency.

• T&is met&od o' &eating com$onents is *idely used on ot&er 0d*ardsHs $roducts so any

(ene'its could (e trans'erred to ot&er manu'acturing cells.

Project ) (utline0d*ards td manu'actures a mec&anical range o' *ater cooled $um$s /no*n as 0P BacuumPum$s.

T&ese $um$s &a)e t&e ca$acity to $um$ 'rom atmos$&ere to (etter t&an 1 1"D4 m (ars *it& a$um$ing s$eed o' 17" mF &DG and are suita(le 'or a *ide range o' load loc/ a$$lications in t&esemiDconductor mar/et.

#uring t&e assem(ly $rocess t&e main (ody o' t&e $um$ is &eated u$ to 13" degrees to e$andt&e aluminium (ody in an electrically $o*ered o)en.

T&e motor stator is t&en 'itted into t&e e$anded (ody o' t&e $um$ assem(ly are cooled tosecure t&e 2 com$onents.



Report and nalysis

T&e motor stator is t&en 'itted into t&e e$anded (ody o' t&e $um$ assem(ly are cooled tosecure t&e 2 com$onents.

#uring testing o' t&e 'inal $um$ assem(ly i' eit&er com$onent is 'ound to (e de'ecti)e t&en t&eo$tions to remo)e t&e motor stator are )ery limited and usually result in (ot& e$ensi)ecom$onents (eing scra$$ed.

T&is $ro,ect *ill design suita(le tooling to allo* t&e remo)al o' t&e stator in con,unction *it& a&eat source to allo* t&e com$onents to (e se$arated *it&out damage to eit&er com$onent.

T&e (ene'its to t&e assem(ly cell *ould see 'rom t&is $ro,ect *ould (e8

• T&e reduction in com$onent costs *it& nonDde'ecti)e $arts (eing reDused.

•

A sa'e *or/ing met&od and $ractice (eing de'ined and ado$ted.

• I' t&is met&od *as su(se+uently rolled out to t&e ser)ice centres t&en t&is *ould remo)e

some o' t&e $ro(lems encountered *&en cleaning and decontaminating remanu'actured$um$s.

Project Selection All t&ree $ro,ects &a)e t&e $otential to reduce cost and im$ro)e *or/ing $ractices (ut t&e 'inalselection *as made and $ro,ect 3 *as c&osen.





Report and nalysis

Initial (,jecti-es "#as$ .&

Objectives are the activities you undertake and the services you offer to bring these changes about

• #e'ine correct tem$erature re+uired 'or sa'e remo)al o' *indings

• #esign tooling 'or t&e remo)al $rocedure

• %anu'acture tooling

• Test tooling

• #ocument $rocedure

• Com$ly *it& com$any ne* tool introduction $rocedure

• In)estigate i' *indings can (e sa)ed (y using lo*er tem$eratures.

Product /esign Speci!ication "#as$ 0&

1." Per'ormance1.1 T&e met&od de'ined must (e a(le to (e re$eated *&en re+uired and (e ro(ust

enoug& so as not to 'ails.

2." 0n)ironment

2.1 Any tooling must (e a(le to sur)i)e s&o$ 'loor use and tem$eratures o' (et*een "and 15" degrees.

3." Sa'ety3.1 All mo)ing $arts are to (e guarded to S 5667 =1>3.2 T&e de)ice must o$erate under a 7" d( rating =1>.3.3 T&e de)ice must not emit any contaminants.3.4 Any areas t&at may retain &eat must (e clearly mar/ed

4." %aintenance4.1 T&e de)ice must not contain any $arts t&at re+uire s$ecialised e+ui$ment to

remo)e or re$air.

4.2 T&e design must allo* access to all *ear com$onents.

5." egal5.1 T&e design must not in'ringe any co$yrig&t *rite legislation.5.2 T&e design *ill (e t&e $ro$erty o' t&e com$any.5.3 T&e design must com$ly *it& all current ritis& legislation.

6." #ocumentation6.1 T&e design dra*ings are to (e located on t&e o''icial dra*ing dri)e as $er

com$any $rocedure6.2 Any re$lacea(le *ear com$onents are to (e listed se$arately.6.3 A ser)ice sc&edule is to (e su$$lied i' a$$ro$riate.



Report and nalysis

7." 9uantity7.1 T&e design *ill (e 'or one com$onent (ut t&e design must (e suita(le to (e co$ied

'or 'urt&er systems i' re+uired.

." Product li'e s$an.1 T&e design must ac&ie)e a 5 year li'e s$an.

!." %aterials!.1 on toics materials are to (e used.

1"." Aest&etics1".1 o re+uirement 'or t&is.

11." Product costs11.1 T&e total manu'acture costs must not eceed J1"""

12." Time Scale12.1 T&e $roduct is re+uired to (e designed- manu'actured and trailed *it&in 3" *ee/s.

13." Si:e13.1 T&e si:e o' t&e de)ice must (e in $ro$ortion to t&e com$onents (eing se$arated.13.2 T&e design and stator must (e a(le to 'it in an o)en o' "" mm3 *or/ing ca$acity

14." #is$osal14.1 T&e de)ice must not re+uire any s$ecialist dis$osal *aste streams at t&e end o' its

li'e.

15." eig&t15.1 T&e de)ice s&all (e not more t&at 5 /g.15.2 T&e de)ice must not un(alance t&e com$onents *&en in t&e o)en

16." Patents16.1 T&e dra*ings and design *ill (e t&e com$anyHs $ro$erties (ut as t&e de)ice is 'or

internal use $atents *ill not (e a$$lied 'or.



Report and nalysis

Produce a 1antt Chart "#as$ 2&

1antt Chart E-ents

Tas/ #uration Start inis& #e$endenceC%PI0 PRK0CTPRPSAS 5 days Tue 14E"!E1" %on 2"E"!E1"

L@ ; M 1 day Tue 21E"!E1" Tue 21E"!E1" 1

R0S0ARC< 09LIP%0T ABAIAIIT@ ! days Tue 21E"!E1" ri "1E1"E1" 1

#0CI#0 IAPRK0CT 1 day %on "4E1"E1" %on "4E1"E1"

CR0AT0 P#S 2 days Tue "5E1"E1" ed "6E1"E1" 4

C<S0 TIT0 ".5 days T&u "7E1"E1" T&u "7E1"E1" 5

IST AI%S A#K0CTIB0S ".5 days T&u "7E1"E1" T&u "7E1"E1" 5

CR0AT0 CASSPR0S0TATI 5 days T&u "7E1"E1" T&u 14E1"E1" 7

;0T C%P0T#RAI; R% #RAI;IC0 7 days T&u 14E1"E1" %on 25E1"E1"

CB0RT #RAI;SIT ACA# %#0S 5 days %on 25E1"E1" %on "1E11E1" !

#0I0 %AT0RIAS00CTI 1 day %on "1E11E1" Tue "2E11E1" 1"

#0SI; R0%BATI; #RAI; 35 days Tue "2E11E1" Tue 21E12E1" 11

%ALACTLR0 TI; 3" days Tue 21E12E1" Tue "1E"2E11 12TRIA TI; 14 days Tue "1E"2E11 %on 21E"2E11 13

%#I@ I R09LIR0# 14 days %on 21E"2E11 ri 11E"3E11 14

IAIS0 #RAI; 7 days ri 11E"3E11 Tue 22E"3E11 15

ISSL0 #RAI;S TR00AS0 #RIB0 1 day Tue 22E"3E11 ed 23E"3E11 16

C%P0T0 0 TI;#CL%0TATI 2 days Tue 22E"3E11 T&u 24E"3E11 16

IB0STI;AT0 %IT0%P0RATLR0SR09LIR0# 14 days Tue 22E"3E11 %on 11E"4E11 16

CR0AT0 STA#AR#SP0RATI;ISTRLCTIS 5 days %on 11E"4E11 %on 1E"4E11 1!

RI0 P0RATRS TI; LS0 2 days %on 1E"4E11 ed 2"E"4E11 2"

C%P0T0 RISM ASS0SS%0T 2 days ed 2"E"4E11 ri 22E"4E11 21

%ITR LS0 3" days ed 2"E"4E11 ed "1E"6E11 21

9LATI@ %0TAR@SABI;S 1 day ed 2"E"4E11 T&u 21E"4E11 21

C%P0T0 IAPRK0CT PR0S0TATI 7 days T&u 21E"4E11 %on "2E"5E11 24



Report and nalysis

1antt Chart For Project #imescale



Conclusion

Pro,ect Selection All t&ree $ro,ects &a)e t&e $otential to reduce cost and im$ro)e *or/ing $ractices (ut t&e 'inal

selection *as made and $ro,ect 3 *as c&osen.

To ,usti'y t&e selected $ro,ect a selection s&eet *as com$iled stating t&e (ene'its o' eac& $ro,ectand scoring t&em 1- 2 and 3 *it& t&e 'inal lo*est scoring (eing t&e most (ene'icial $ro,ect.

Pro,ect A *as de'inite non starter as t&is assem(ly line and test e+ui$ment *as relocated a(road.

T&e scoring indicated t&at $ro,ect 3 *as t&e most (ene'icial to t&e com$any.

T&is $ro,ect *ould see a good cost reduction on scra$$ed $arts as t&e cost o' a scra$$edassem(ly t&at includes t&e *inding and stator is a$$roimately J1""".

T&is $ro,ect *ould &a)e little im$act on t&e im$ro)ement o' *or/ 'lo* (ut *ould signi'icantlyim$ro)e t&e $resent *or/ing $ractice.

T&e old *or/ing $ractice o' remo)ing t&e *indings (y im$acting t&e stator against a (loc/ &as(een sto$$ed due to sa'ety concerns and t&is $ro,ect introduce a sa'e *or/ $ractice 'or t&iso$eration.

T&e a)aila(ility o' t&e e+ui$ment re+uired to test t&is $ro,ect *as good as t&ere is second o)enused outside t&e $roduction area t&at I could use to test t&e ne* tooling in.

0nergy consum$tion (ene'its o' t&is $ro,ect are (ased on t&e 'act t&at t&e stator can (e reused.

Reusing t&e stator *ill sa)e a &uge amount o' la(our and energy in t&e creation o' a ne* casting.T&e energy sa)ed *ould (e t&e energy used in mining t&e ra* materials- casting t&e com$onentand mac&ining t&e com$onent.

As $er t&e assignment instruction t&e reasoning (e&ind t&e selection *ere identi'ied as eit&erusiness- unctional or Industrial Reasons

Pro,ect ame

3EPX Stator and Motor Winding Separation Method4

T&e $ro,ect name *as selected to includes t&e $roduct ty$e =0P> *&ic& is a

ty$ical at 0d*ards $ractice and t&e $ro,ect aim is to se$arate t&e stator 'rom t&e*indings as $er title.

Project ims and (,jecti-es

T&e $ro,ect aims *ere identi'ied D Aims are t&e c&anges you &o$e to ac&ie)e as aresult o' your *or/.

T&e (asic aims o' t&is $ro,ect are to $ro)ide a sa'e and remo)al met&od and att&e same time reduce cost.

T&e $ro,ect o(,ecti)es *ere identi'ied D (,ecti)es are t&e acti)ities you underta/eand t&e ser)ices you o''er to (ring t&ese c&anges a(out.



ConclusionT&e o(,ecti)es listed are t&e ste$s t&at *ill need to (e com$leted to allo* t&e$ro,ect to ac&ie)e it aim o' a sa'e remo)al met&od 'or t&e 0$ stator E *indingassem(le.

Product #esign S$eci'icationT&e $roduct design s$ec *as (ased on anot&er t&at *as com$iled 'or a similar$ro,ect

It clearly de'ines t&e limit o' t&e $arameters t&at t&e design and met&od can *or/*it&in.

It co)ers a *ide range o' as$ects to ensure com$any- 'unctional and legalcom$liance are de'ined and ultimately ac&ie)ed *&ile still o''ering t&e designersco$e to *or/ *it&in.

;antt C&art A ;antt c&art *as com$iled using %icroso't Pro,ect. It de'ines t&e ste$s and t&eirtimescales 'or eac& ste$ o' t&e $ro,ect.

As t&is document is li)e and su(,ect to c&ange during t&e li'e o' t&e $ro,ect.



/iscussion

ne o' t&e main $ro(lems I encountered *&ile com$iling t&is $ro,ect *as not t&e ideas 'or t&eindi)idual $ro,ects (ut t&e a)aila(ility o' t&e e+ui$ment to allo* t&e $ro,ect to (e carried out.

In 'act my $re'erred $ro,ect *as $ro,ect 1 (ut t&is *as an un'easi(le o$tion a'ter t&e e+ui$ment

*as relocated to t&e C:ec& Re$u(lic.

0)en t&e 'inal selected $ro,ect needs to (e com$leted in a timely 'as&ion as t&is $roduct is due tomo)e Kune 2"1"- and I am concerned t&at t&is time scale could (e (roug&t 'or*ard.

Also *it& t&ese $ro,ects (eing (ased in a $roduction en)ironment t&e sti$ulation o' &a)ing a nonim$act on $roduction +uantities &as (een im$osed on any *or/ I carry out on t&is $ro,ect.

T&is did &a)e an in'luence on t&e 'inal selection as t&ere is a second o)en t&at I can use to doany trials on- t&at is only utilised (y $roduction 5" o' t&e time.

T&ere are ot&er met&ods a)aila(le to ac&ie)e t&e t&ermal e$ansion re+uired *it&out using an

o)en? t&ese usually in)ol)e a$$lying &eated coils to local areas on a com$onent. T&e costrestrains on t&is $ro,ect immediately made t&e $urc&ase o' t&is ty$e o' e+ui$ment unD'easi(le.

It s&ould (e $ossi(le to calculate t&e e$ansions re+uired as t&e materials and tem$eratures are/no*n. T&is s&ould (e straig&t 'or*ard on t&e initial assem(ly (ut on t&e disassem(ly met&od t&eadded com$leity o' &a)ing t&e (ot& stator and t&e motor *inding t&ermal coe''icients tocalculate.

or t&is reason t&e 'inal design *ill (e e)aluated on collected em$irical data.

%aterial inear coe''icient NC Bolumetric coe''icient- β- at 2" NC Aluminium 23 6!Steel 11D13 33D3!

or t&e tooling design I *ill use current t&ree dimensional design tools and create a 3# model o't&e 'inal design (e'ore manu'acturing t&e tool. T&is &as so many (ene'its o)er using 2# dra*ingsas t&e tool *ill )isually a$$ear to &a)e de$t& and e)en teture on a com$uter screen.

nce t&e tool is com$lete I *ill (e a(le to de'ine a minimum tem$erature t&at t&is o$eration can(e carried out at. T&e reason 'or t&is is t&at t&e 'eed *ires to t&e motor *inding are s&ea)ed in*&at is t&oug&t to (e PBC. T&is $ro,ect *ill de'ine t&e actual material and i' t&e remo)altem$erature can (e set (elo* t&e PBC =or de'ined material> melt $oint t&en t&e *indings can (ereDused a'ter disassem(ly as *ell. T&is *ill introduce a 'urt&er cost sa)ing.

Lsing %icroso't $ro,ect to $lan t&e $ro,ect made t&e tas/ )ery easy- and also &as t&e a(ility to$roduce CP% c&arts i' re+uired. T&e dates used are not 'ied (ut estimated so I e$ect t&isdocument to &a)e c&anged (e'ore t&e 'inal $ro,ect is com$leted. It also &as t&e a(ility to allocateresources to $articular elements o' t&e $ro,ect (ut as I am t&e main resource 'or t&is $ro,ect t&ent&is 'unction is not re+uired.



PPE*/ICES

A$$endices A ..............................................................................Assignment Presentation

A$$endices ..............................................................................Assem(ly #ra*ing



PPE*/ICE



PPE*/ICE 5

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