46 Chapter 1 Engine
35 Vnlvo clearances -checking lind adjustment
Adll'S 1 the inle t Jnd c~h"ust villvc clcnrnnce s when lho engine is cold, he lween 20
S llcclfled thickness hetween Ihe lock e ' ,'1111 :lnri the vnlve stem. ArlluSt the cl("II:lncc. It necess,"Y. hy hlmong the lOCkCf null ndJushn!,l screw 1011111 the speCified cfenlnnce IS obtained (1Ih010) Inle t nnd edlo1u~t v;,lv'~ cle;IIances a.e rh(/.!.ell\. 6 II the engine IS now IOt,~tcrl '/301 II hun the v.1lv .... s 01 N o 3 cvlll"l!":r w,1I he rockul~J ,111<1 the v;olv"s 01 No ,I CVlll,!s,!r r..1I' he checked ,lnd I1dJus t()d .
7 Proceed to ;"Idlust Ihe cf":II:II'CCS .1I:COrdrn\1 1 0 th" '''rnO o!(ler ;"IS lollows. F,U 1 .8 shows the cvlOildel IHHllhe.s "nd valves Irsl .... d OIl tllell eou eer o.rlcr. wo,k",U Ilorn Ihe llOlIt 01 the engone .
Valves rocking No 5 Cldimler No 3 cylm(lcr No 6 cylmticr No 1 cylll/tier Nu 4 CylllltilH Nil 2 cylll/tie,
Villves to ndjust No 1 cyltll(lef (ill. ,'x) No" cyllmler (III. ,'x) No 2 cylm(lcr (ill. ex) No 5 cylilltier (cx. ill) No 3 cylmdcr (ex. IiI) No 6 cylimft'r (ex, ;n)
8 r-11 the rock er COV~!' U,1skcIS ;IIHI rockc. covers (photo). T 'Uh ten the S(!C'''rI1 !) holts to Ihe speCi fied twqllc
~:j?0
ex-0
(;\G-in
~G-E'X
r:\G-in
0G-E'X
ex---{) 8 4 G-in
. n 1
in--v FRONT "'""
of
Engine
Fig. 1.8localio n of inlet
l
I
36 Engine anciIiMies·· ref itting
Rcle' 10 SCClrOIl 8 "ud rul,t the Irsted COllllJor""'t~ \Vllh rele,erlce to Ihe Chaple,s mtl'C,lh)(!
37 Engino -refitting
Rcf,wn!) the cngrne '$ D reve,sDI 01 the ,emoval procedure given or Section 6 . hili III Ddd,uon note Ihe lol/owing pOin ls
(,l) (b) ,oj (II)
(c)
Llyfuly (frc,lSC fhc yembox illfml shaft Ch~'ck 111,11 /h,· clulch rcle,'se ,11m IS correctly loca/cd AdIIlS/ Ihe CfffU;h C,l"'C as (Iescfibed til Chilpler 5
Ad,US/ Ifle tcnSfo n of Ihe powef sleell;IY pump ilnd ,,1/emilIO ' "nvd1ell(s) ,IS (/eSt'nlwtilll CII,lplefS 10 alld 2 respcc/ively Fill Ille COQIIIUI sySlem (Ch.lp/er 2) "1/(1 powcr stecling SYS/VIII (ell"!!I,.:, 1 0). Illen I,II/lic Cflgine w,III 011 (Scc/ioil 2)
38 Engine -in,t;"l stMt 'lIl) ,,/ter major overhaul or rcpnir
M"ke su,e thai th.:: h:l1tc1y ,$ fuliV cha,u.::O '!IId Ib,"" alliub rrcafl tS coolant and lucl ,lie '''III''''',sl,..,,,
.... ~ __________ .................................. r
procarmanuals.com
Chapter 1 Engin e 47
--;; ble chec k ~II littings nnd elcct"cill connections. Ensu,e thnt the 2 .,",or is correctly lilted ilnd Ihil t Ihe IUnil,on tlmmg StJtlC Selllll\) 's distrlU
I CI , t II in doubt Ie el 10 1npler . eorr~~ ~10VO 1110 SPJlk plugs nnd the '- ' conneC lion from Ihe 1\)111110n 3 '1 Turn Ihe engine over on Ihe st~rler motor unlil Ihe 011 pres~!II{! co'· . light is e~til1gu,shed or unlIt 01' pres sure IS .ccorded on IIl{!
warnu"lg . d I This witt ensure Ihill Ihe engme ,s no l Slarve 0 0,1 dU"I1!11he g~~ge,. I,w minules running alte. IflIlJ.1t SI.:lrl·Up. The l uel syslulll W Ill ,,,toea . I· • be p!"iOled dunng IllS ope.atlon.
: SOReconne<:llhe '_ ' conneclion on the 'IIn'tlon co,1 and ,elll th e sp.:llk
lugs and loads .
Stilrl .Ihe ~ngme .. ~ AS soon as Ihe engme Ilfes and .uns. keel) ,t gOll1g ill il lilst \lckov(;.
nl (no las te,) and bring it up 10 nOlll1nl wo.kong ICmpernturc ~ ~s the engine WilflllS up there WIll lie (){I(I smelts nnd SOfll~ "mol Il
hom pariS getting hOI and uUI.l1Ing olf all (leposIl5. The Signs IU luok
10' arc l eilks 01 w
exact gos liUht position unlil lhe w:1I1l11h ;oml vlh!al'On hiwU ;I(;t,," on Ihem, and il is almos t CllrWU1 th.11 th(ly WIlt ncrHI I'Hhw1l1l1H hllth". Tills should be done. of course. wllh Ihe C"( ,,nc slopped 7 When nOrmal running lefllJ}Coallll e hilS hecn .cnch",
I' !.tilled as a new engine and run IIl.1t.1 .cducc(1 spcud tor Ih~ IUS I 1000 miles (1600 km).
PART B: 3.0 LITRE ENG INE
39 Gener;!1 description
ThC !lcne'il' conl,uu'illion 0 1 the 3 0 hue enuine is sil11l'nr 10 the 2 8
( \:\.~ ,..d r •• -~~ .. ; ~
389 Recloeck,,'u Ihe Iluhlness 0 1 Ihe cyhnder head bolts afte. ,,,,,.loIlU lhe enu")e fOf 20 'I1In ul('"5
hire nllu""1 d(:~c"hed III Sec(,on 1. Thc Slunillcan t dltferences iI.e .1S follows
(i') FI,'I •. yllll(/vr ht',1(/$ ",'III the combustion cl.,1mba,s itl lila I".~I()IIS (b) Imhvr(/",llly IIIOUlIlCd rOC~t'f ,Jrms illstead of a lockct sitaft (c) W"lvr pump 10C,11cd 011 Ihe ,i!llu of the allgine ((f) DiSlfllmto' ,WI/ orf ,,"1/11' (I,ivell f,om thc front of thc c,lrmllllft (e) ML'ch,mic.1llllcl,Jl/flfP ollcfMed by ,1f1 ccccntric on tllC frolll vllhc c,lmshMt (f) /rr.';" (Ill sC;llloCMCII '" ,1 S':l'olfall: c,ltric, (y) OJ! trltvr IOt';llvl/ on tlw "I}fI1 lef(-h,mrf sidc (If tlw clI{Jlln'
Fig. 1.9 Sectional view o f tho 3.0 litre engine ( Sec 39)
i
"
'j
~ .... ------------------------------.. ~; 灲潣慲浡湵慬献捯m
:as::.w.'q
48 Chapter 1 Engine
110 Routine '!lain!cnanc!!
At the 1I11Clv"ts specifIed III Ihl! ROutlll!! M"inlcni'lnce sectIon in thO !rom althe mil"l).11 cnlfy out the followmg procedures.
ClwlIgc ollgiflO oil. reflew oi/Ii/fer t/lld clean oil filler cap 1 Rdo, 10 S()C\'OIl 2
Check illld <1r/jllsl vMvc c/c,7f<1nccs 2 Rcfe. 10 Scellon 89
TigMt'lI mll;( IlliIlldold hollS 3 RP.1110VU Ihe ;", Llr:"llcr ;unl lI!Jh1cn the Inlet rlIi'1ll,fotd holts 10 Ill" spccll",d ,ollluO wIlh .oleumc!! to Chapter 3. On comple\lon re lu the au deane.
R(JIII.'w Ihe cmllkc'ISf! l.'mission v,Jlve " Ad", In SIl<:\lUIl 7
41 Major operations \lOssi!>lo with (lilgine in car
T 10" lollow,n!) ""'1111 Ot",,;otlOIlS Illay he r.'If.icd Ollt wlthou, ""''''VIII!lllw';!)!luH!
(.,) /r,·", .. vmy .1",1 "'/'/flll!! III!! ,:ylmd ... , "1.'01(1", (II) {,"'IIIIJVIlIf/ tllld "d'I/IIIO (/1<: /ltmll!l 1I,·.ItS (i:) 11,:IIIIIVIII.'I.IIItI,dll/III!/ /IIt] I!II{/IIIL' 11II1I/11!""I1/III!I~ (II) III'II"'~IIIY .",,1 "-'''/lilly/he Im!lIll~'I!It];,,""" ",;" "'111"'/"'.'1 (,') /{"/IIIIVHI!I .mlf ,,-,"II"'II,IIt] (;;/II'S/l."1
42 M" jot Ollcra lio ns requiring engine removnl
The followll1~lll1alm ope"II'OIiS may be c,lIIlI~d OUI allC! ,cmoval of Ih" !!II!I"W
(01' /r,''''''''''''! ,mlf ,,:III/my llit] fly"'/md (b) 1,'I;"""'III!I ;lIId 1I:"lIiII!! lIlt] II.'''' "';1111 '''.·;IIIIIY vII sl~.ll (,;) f,',:/lWVIII!1 11",1 ,,:hl/myllll" ,:,.mAr:;,.w stlll'p· (,I) 11,·wIIV"'!1 .md It"/tflmyl/t,) 1.-"/II,,.t:I"'!1 tOri 1t~·;"'''!1 (,.) /1,.",,,,.,,,.'1 .md II-,!t/lmylll,) ,,,sl,"'.~ .1111/ ,;ullltL'd"'!1 IUds II) ".,.""",,,,.'1 .lIId tdll/myll"-' "II /lllillfl (.'/) f'"'·"'''V''''f ,11101 td'IIIII,,'''t] (I.mAsh .. ", ;/lul",;,,,, ht];mllYS fli) J,',·IIU1V'It!l .1111111.'1t1/1II!I fl,t, C,lll/.f/"dl 1141.<111."5
A lth""!lh 'I'~ 1)(,·.~d,le 10 1(~II1()~clhe SUI"P W'lh lhc C"gllHlII' the ca'. I! IS 1(":o""",·,,~I,,d thai 101 ,Illy ope"u,olls wh'ch .elt""e Ihe .emov,d 01 IIH: ~""'P. ~,,<:h ;,~ the ,eOllov,ll nf Ihe CI,'nksh;lfl alllll"o c!l(II)c
tl,,: ""!)"'" ,~ '''''''IV'·!!
43 Mctho(ls of engine removal
The ""!I""~ 'n"V he hfWd oul e'the. 0'1 us own u. III u."t wuh Ihe I""'~""!>~'{)" On I1lo.I\lIS l'I1t.'
44 Engi"e -rcmoval
Open imd p.O)) up Ihe bonnet lhen covel Ihe w'ngs w'lh CIOlhs. o~ <:n.(l11O.1,d. 10 Il,olecl Ihcm hom scr
'iI(I'
8 flc"'"~,, Ih., I",,, hllll~ ...... · '"II'!I th", """.11',, til Ih" '''UII Ila" hfl Ihc "1(10,,10, ""t
\) D,sc""''',,:1 Ih,· ',,11 w",.·, hm,,, 1"111' Ih" w"tt·, 1"""11 ;",.t a"I, cho~e
10 fle"",,,,, tht! -l.lI"·' ""'10' h,·;11 ~h,,'ld .11,,1 II"·,, ,I,,, '''''''·'·1 tho I,om Ih" ,,11"""'\0 " t'·IIIt"·'."'"'' '.""d,·, 111"1. "1"'''"11 1./,,1 ;111,* mOIO'
II R"IIl'l"" Ih,· ...... " huh ... "''' ~""'!I th.· 11""nl,· h"k"!IU I,
aSS(lmhly to Ih" .1\1<'1 ",.",,1,,101 .lIlfl "·"If"·,, It Ipl'Il.IIt 1 2 fl'''''
114 12 Fuel j)1""p ". d 1,,0;1 I,"t;
I;" ,
1:-,
!
~ ,
procarmanuals.com
Chapter 1 Engine 49
----------------~--~----------------= anuill transmiSsIOn models, remove foul clops
Ir~nsler it to a WOrk lJench
4 $ Engine disill1lotling -generill
Refer \0 Sec t,on 7
46 Engine illlcillilrics -removi\1
..
1,',lh the engine sep,l rated from th" t r;IIl~:nHS~r()" remove Ihe ~.tcrnally mounted componelliS ;l~ lulluw~
C;J//)Ulello, i.lnd fllcl {lump (C"'1!,lt" 3) IlIlel ,wll exhiwsl tII,wi/a/ris (Chaf!/t't 3) Sp,>r/( plugs and drS/fllmlor (Chaplet 4) AllCllwlor (Chaplet /2) F.w ,7I!d policy (CII,71I1C' 2) W.JICf pump ,wd Ihcffllos/.1I (Clmp/t't 2) C, ,1IIkc,lSC vcn/iliilion lubc 011 {,f/CI (Scc/ion 40) Ol/Icvl!! r/rpsllc/o; and {,/lCf C,?!, [II!1int' 1II01tn/ill.ll h,.1r:kvls Ciulell (Ch,7/I/l'l 5) Powl'r S/Cl'l/IIN 1'(11111' (Ch;lll/Vf 10J
<11 Cylind(Jr heads relllowti with engine in car
I
Q,scunnecllhe IJiltlery le,lds ") ~cmove the splilsh slucld. by renuJVIII
,onneCI the vac\JUnl h"e I
MId I I If . CiI( 10 lie dlSl1i Julor Reillove aile h Xlng bolt 11 0
' I
a Ihe dlst"I>[1I0r ilSsemlily.
'Sconllect Ihe all II 51 halts' , ' ernillOr Cil) es. ilcken the ailelllntor 1110ul1l11lg un(
Fi~,. 1 .10 Turn the rocker (HillS to olle side 10 relllove the pushrods (Sec 47)
15 n,,,,,ove Iwelve lIolts ilnd delilch Ihe exh,lusl I1\,lrlllolds frOI" Ihe cylrrlrtr:f he,lds. 16 Sinckell the cyhmter hend boilS progressively in the revtnSe order to Ih"l shown ill FIll 1.19. IlcrllOVC Ihe bolts nlld hit olt Ihe cylindOf head.
It lile (.Iilsket has stuck and the cylrnder heJd cannot lJe lifted off. wp the cylinder heild wllh n hide·f.1cert. or plnstic·headed hJmmer. 00 nOI try to pri se IlIelil off wllh a screwdrivOf Of rtilillage WIll result.
4 8
Cylinder he,l(ls -rernovfli wilh engine O\lt o f car
Follow Ihe sequence (.I,,·elllll SectIon '17. 51;lItll1g.l1 PillillJl1lph 10. dl$lcoa,d,n!1 leil.!lellCeS to pa'is willch hJve alreildy bcen rcmuved
49 Villve$ _. removal
Rt:rllove the d('POSIlS /'0111 tire corllb\lsl,on chambers ~nd vnlve
h eads by ScrilPIl1!l and W" ~ b'\Ishlll(.l Tilke CJre nOI 10 scratCh the cyllnde, he~d gaskel lilces 2 Lay the CylOl(ier hemt on ,IS sllll) .llld h t the lo,~ed cnd of .1 VJlve spllng compressor ove, the ~plln9 rctiluler ""d ti le head uf the complessor screw in Ihe cenl'e of Ihe v"lve head 3 Compress Ihe sprrng abolll " qUJller 01 an Ulc h 10 Iree Ihl} split colle l hom the top 0 1 the v,llve stelll. If Ihe sPltng ,eliHner "nd collel Slicks. do not screw the co",p,essor down lurlhc< . bec"use IIIIs lII.ly dJr11J\je the valve Slem. bUI lJp the sprong reliluler sha,ply wllh a Ioghl
hammer. 'I When the Iwo halves of Ihe collet h')ve been '(:nloved. onscrew the spllng compressor umrl Ihe spring IS no longe, compressed nnd
remove Ihe compreSSOr . 5 f1Olllove the spltng retnlner. the spflng and the oil seal from Ihe villve Slem. Ihen wrlhdrflw Ihe villve from I he cylinder head. 6 D iscard the valve Slem all senls and plflce Ihe Olher componenls to\jellrCt. identilying them so Ihal they arc refItted III the correC I plnce
III Ihe cylinder head. 7 Remove Ihe sp,11k plugs from Ihe cyhnder hend. II nOI alrendy
removed.
50 Rocker arms -removal
1 Remove the SIIfI nul from Ihe foch" .1'111 Illoullt,n\) stud 2 Lift off the rocker
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50 C hapter 1 Engine
51 T llp pcts -removat
Remove the 1
5 2 Crnnksh
4 Wilhdraw Ih~ Wood'uH key hom the end of th(! CllInk5hah and pl,lC,(! " w'lh Ihe pulley. til(! holl alld its washer 5 The C'.1nk~h;)h p"lIey m;oy he ICliloved wilh Ihe eno,,,e III Ihe C:\I. hilt ,I 'S IIIsl tU!Ccss;o,y 10 ,emove Ihe ',ld'illO' :lI1d thc rh'vehelts
53 Flyw heel -remov[ll
P,even llhe flywhcel hum 101m",!) by FHlHllln\J Ihe lin!) !lcal ;ollain~1 ;In imp.ovised SIOI). 2 On nlodels willi nl;lnu:ol 1I;o"$""S5'01i. Icmove Ihe Clulch plessure 1)1;lle and disc :os described in Ch:op!Cr 5. 3 Rele.lse Ihe s,~ bolts secu.in!1 Ihe flywheel 10 Ihe CllInksh;oll .lnd lefl\OVC I,ve of Ihenl.
4 Whilc supporling Ihe tJywheel III pl;ll':e .• emove Ihc Sixlh hoi' ,'11d Iolt Ihe lIywheel otl c;o,elully. so 111:01 Ihe m;lllllg su.lilccs of flywheel [lild c.;onksh;oit ;o.e 1101 dllm,'ged
5 4 Sump -removal
W"h lhe '''1(1'''') oul fli the e,". CII~"'C Ihal Ihe sump has 1o('CIl d,amvd ;ond then lilln the engll1C ()VCI so tl1011 Ihe sump's U l)I)ClmOSI F" wOOr1CII bloc"s tn Slll)lmrl tim en!l'ne 'n Ih,s POSIIiOIl . 2 Remove 11m h()IIS seCUlln( J the oil Sump 10 Ihe CI.1nkColSe o1nd rClllOVO Ihe SUll1p_ 11 the sump IS stuck 10 the c r;ollkcasc . II should be reh;lIsctl hy 1"'SII1\1 olle SIde wllh 11 sClcw drover. 3 To !Cn,ovtl .Ile sump wllh Ihc CIIU"HJ Hl tloe eM. 11151 IcnlUVC Ihe
d'l)S llck :ond d'SCOIlII(!Ct Ihe hatlery 4 Remove Ihe luur holts ;ond lou. Ch,)S ;ond dCI.leh Ihe OIl splash
shIeld.
5 Pl;oce a Con'"lIlcr 01 at lellst 6lttre (106 JlIllI) cal,,-.elly heneath Ihe SUml). remove Ihe d,ain pl\l(l ;ond d,aln Iha sump. Reflilhe d.am plull and (11)hlen II 10 Ihe 10lqUO wrench seilIng gtven In the SIXlClflC;JIIons G Del:och the engme fubl)CI mounllngs, by lemovlng the" nuts an(1 w:oshe!s. 7 Romove the ciampinI) bolt hom the tal) ;oml bOIlOI11 endS 01 the Steellll!.) intellnediate sh(lil. rush Ihe lap end 0 1 Ihe shlilt upwollds unlll Ihe lowcr ell(1 Clin be dlsenga\led 8 PI
55 FrOllt cover -removlll
If Ihe engHle IS In the CM. II wllllnSI he necessaly 10 dlsc()nneC lthe l!allefY. drll'" 11m coolll1\) sys tem ;ond lel110lle Iho radiillor. 2 loosen the alternalol mounllrlg bOilS. SWlrlg the aitemalor downwilids .0w:Olds the cyltnder block and lemove Ihe drive belt
3 Remove the bolt Irom the cenlro of Ihe cooling Ian .. nd pull (
Ian and clutch assembly. 4 Remove Ihc boil an d wilsher from Ihe centre of the cran pulley .. nd I hen use ., claw puller 10 drilw Ihe I)ulley ofllhe sha nOI anempllO lelle, Ihe pulley ott. t)Ccause Ihis may .esull in dllm. t he Irani covcr.
5 Rcmove the si~ bolts secuung Ihe sump 1 0 Ihe honl cover an, t he cleven bolts securing Ihe I ront cover 10 the Cylllldcl block . G lIlt Ihe cover ott ;ond remove Ihe g;oskel.
5 6 Tillling gears -relllov;ol
1 Remove the honl cover 10 e xpose Ihe IImlnu ueo1/S 2 Removc Ihe bolt and washer sccu"I1IJ Ihe fat!Je gear I,
cn,nsIl1'll t. IhCIi pull.he geill ol! and Icmovc tho Woodllll! key. 3 Dlllw the ileal hOI11 Ihe cr;onk!;h:oh am! remove Ihe Wood'utl
57 Carllshaft -r erllov;ol
The camsh:olt nwy be rCUlovfld wllh the cll!JlIle 1<1 Ihe car •• lollowlng p!Cpol.aloIY wo,k IS co1med out. 2 0,,,,,. Ihe cootong syStelll nnd .emove Ihe .ad,mOl 3 Dlsconneci the ballery. 1 Remove Iho sp.1lk pili!! IC.1ds 1,om Ihe spalk 11lugs. 5 D,s':Ol
eCI the le;ods I,ull' Ihe :l lt'!11\.110r. remove Ihc allelllalo·
l i S (hivebell. G Undo "nd rem ovC tho screws S()CIIIII1U Ihe .0dcl covers and It Ihe rocke. covels and Iheir ilaskcls 7 Sincken lhe nulS secullnu the rocker ~"ns unlollhe locke' arm, he swung aside . 8 Remove the pushrods. idenlllylllg each one as .. IS lemoved. so 1 Ciln be rell1l ed in Ihe same position 9 Remove the cylmde. heads,
58 O il pump -r e m oval
Remove Ihe crill1kc:ose sump as ;olleady dcsc"hed 1 2 Remove Ihe boll aUJchmg the 011 scrcen 10 the Illalll 00111.119 (
/ /
Fig. 1.11 Oil pump o n tho 3.0 f itre efluill(l (Se c 58)
F
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)
f
)
-• the twO boilS sccurong Ihe 0,1 pump 10 the crankcase and 3 R emov
',.,' . the pump assembly nnd ,ts (roves la I-wllh
drilw
59 P istons, c o nnecting rods and bCilr ings -removal
1/ lhe crankcase sump and the cylinder hC
C,IIl he removed wIthout 'CIllOVlllg the cylInder ca l. tle-ads. 2 B efore removing any COllncCllrIg rod cnp, make sure Ihal the r del number IS mn.kcd all hoth Il
~ssemblv Ollt of the top of thu cyhnder . 6 W,thdrllw Ihe assemhly frorn the cyhntler ,lIld ptace Ihe hCillrnO C,IP
~ck on the connecllrt{J 10(1. 1 If Ihe be.:uinos rue l>CrllO ",newetl. lelnove the uld 1)("""'!15 hy ),,1I1n9 Ihem lound unlrl Ihe nOl ch on Ihe !J(,,,,rnO ~h.,tl rs tlrsenH<10cd
f rom Ihe lecess on Ihe l)e,1r1"U Se,llrnn 'lIlll Ihen hft the IJofI<1rrtlH oul If tho beJrin{Js <11e lemovell ,,,,d the S,lnm ones ,l.e 1":111111 nsctl a!F"n. illS viMlthat Ihey ale .elillcd III Ihe s.lmc scahnH a ... Ihe Olle I.om whIch
thf.'Y WC.C lemoveli.
60 Crankshaft reM oil seal - rellloll,,1
To !emove Ihe 011 sei\1 wllh Ihe ell!J",e In Ihe ca,. Iusl remove Ihe U
(Sec 60)
~ Crank sh aft llnd main
henri nUs -re rnov.r1
, Relnovc" 2 n Ie CIIIl"I" 1'011 Ihe car . 'J, 3 n emovc the ClelC h HSSI~olhly 011 Illllllual transm,ss,on madels ·1 ernove lir", , , ,
L'
·
.... yw lI.le ;lIld Ihe leal 01 sual cal"er. "/-·H. $'i;:.
5 1
Sld e d own. chock It sccu
CilP S all .111(1 lay 1111:111 out'" order NOlll Ihm Ih" c~nlle 111:1111 hcn"ng f.':IP has Ihrll~1 wa~hcfs M;l,k Ihetr POSIIIOIIS hili",,,
62 Ellgiflo Carl\l)Ollelll~ -e~iHllil\1ltiol1 far we"r
nc:lm 10 Soctll)" I 1
63 noct.e r arillS -examination ;ond nmovalion
llll) siuds 011 whIch Ihe locke, arm~ p,vot arc a pless 101 Into the cyhllder he,1I1. ,111(1 II .1 51'<1'0101 cdUO IS Inld aCfOSS all s'x. II cnn be seell whelhtlf ;"'y h,ll1e 1>f:\Jull II) pull oul. II Ihl5 IS Ihu case. Ihe stud w,1I have 10 h e I..,1ll0vt:d. Ihe hole re,lllll!'\! 0111 ,IIId ,Ill overSlie Stud hllll(1 2 Check Ihal Iht.: Itucuds on the sluds a,e!ll Uood conti'IIOI1 anll that ~ \IJ'(juc 01 nllc.1S1 59 N", (
Silil dl:lrCIUIlI. hi a locknul to Ihe mlluslef 3 EX;IIWlln 1hll Illeke. <1111l~ ;IIH) IUit;IUIlI snalS 10' S'~lns 1.11 rrdH'nU. 1.1< I:XCtJSS we,ll 1111 Ih'l Ilc;o,'nu $IIII"I:<.'S II Cllher p.lll shows excessIve W"'II. 1".111 Ihe ,",.k.)! ;",n a"ti ti,e 1\lle'IliH sent '''u~1 IlIl .enowcd If When I;hcr:klll\l lilt"! rI)C~,)lS ;UIIlS. 'C"IOVI) Ih,;", one .11 a l"no \0 ,,"mlll(llo: allY POS).Ihllrly 01 ,urllS ,Iud seals Ilct:lJn l,tlH ullerchan\)cti. or Ilelll(l 1.,!I1Il:d III Ihe W'OIl(j ~IIIrI
GIf Tappets ,HId pushra()s -elWlllin alion ;lIld renoviltian
ncle. 10 Sm;trr)ll I 3
65 CamslHlIt ,\lid ca!l1sh':llt bC(H inos -c~arl\il\"tion and
renovation
UlllhHSI~C camshaft beaflflf)S ;1fC ayml.,tJle. so II IS poss,hlo \0 SOlly,IUIl , I waul c amsh31t by rCtJtlIl(lrnO Ihe 10uII1als. II the call1s . or skew gllar. atll wOln stOllllocallll y. Of arc d':II11.10,,(I. a ncw call1Sh.1h
IllUSt be I'lled and thc tJcallngs should Ihen also be renewed. 2 WOlll or dalllaUed c;m,sha1t bearings can be replaced by ncw ones. hullh,s re'lullt;:s spI)Clal tOOls and should llc om,usted 10 il FOld dC<1lel. 0 ' 10 (1 wa.kshol) wh,ch undertakes carnshafl reclalnl'nu
G G Cylinder horus _ eXHl11irHltio n and re nov(ltion
Reier
til S(:Cllon 1 G
67 P is tons and t)isto n rillUs -ellamilwlioll ,lIld renov(ltion
R e
lcf 10 Sectlo" 11.
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52 Chapter 1 Engin e
68 Connecting rods and gudgeon pins -Il~nmination a nd renovation
Refer 10 Sccuo n 18.
69 Cr,lIlkshnft -e~(lrl1in
70 Mail' and biu·end heafinUs -olwillinmion and H)!1ovation
Ilelo,r to Seo.:lIOIl 20
71 TilninU oellrs -e~i1miniltion find renOVlltio n
Re f
el to Sec t,on 21.
72 Flywhee l/ d riveplale -Okamitliltiotl lind ronovtttion
Inspf:CI lhu ffywhf)l)I 0 ' ([ttvl'pl,,": fOI (!;U";'\lC ilnd 1:I".1I:k Ih;'1 Ihe ""!I H".u docs uol have .IIlY \)Iok"n o. l);Idly wOtn teeth. :1 On ''''''''';11 I'''"''''US~IO'' mnd"b ,I IS pOSSII.Il) 10 'CHew the I"'!l \]C,II .'S Ilesl:
[xallutle Ihl} v,tlves 101 IlIls "lid !l,ooves lind the valve SIems to. e~c,'SslV') we,l' III d'~loIIIOII' 2 Ek,""l1ltJ Ihe v,oIVil hf)"d 10' SI!.!"S 01 hu",u,U of the vOllvo seillS lind ch .. !ck Ihe ht 01 Ihl) villves III Iho v,llve UUldes . 10 SCl) II Ihe villve uu,des il,e WO!ll
3 We"" valve U",dcs c;'" be r l),lIned O\It lind vlIlves w'th overs.~e Siems lilted II iI v
S To 1,1P the valves. In tt s u ction Iype gnmlonu 1001 to Ihe villvc hettd. smeil' a lu tle COil.se c;ubo.unllulll urmdmu pOIste on to I he sealing I~c e 01 Ihe vnlve ond inserllhe valve 11110 the cyJonder he"d. Rub Ihe stern of the v al ve gundlng 1001 hetween the palms 0 1 the hands. so Ihal Ihe valve,s ,otllle(l hHckwards 1I11d lo.wa.ds When II IS lelt lhOlI culling has
ceased. loft Ihe villvc. rotate It th.ough 90·, lowe. 1 and fepCill the u"n(llnu o.:.e.atlon . • e dlslllbulill9 the g"nd,ng pas!O on Ihe seal if necessilry. Conlinue Ihe process unlll a mllll gwy bOlnd IS pfoduced OIloun d the complete pe"phclY of hoth the vlllvc and t he valve seil l G RepoiJl Ihe opcrilllO" US" 'U fine o""d,nU I).Jsle. 10 ohtil'"
IInlsh. then clean lJoth Ihe valvcs and Ille v alve seals 10 ,emove IIU \llIces 01 u"ndlno pash:! 7 II 'I IS convenl,,1lI 10 liIke Ihe eyhndc. he
When Ihe cyllnde. heilds (li e removed. eilhe. in Ihe Course ovelhJul Of for inspection 01 bows 0. villve condllion when the e IS in Ihe CM . il IS nO'''1
Ihe eiliite. dilys 01 10nU stroke low .eVYlnO en!)lIles tJUllllodern enUil fuels ilnd Itrb"canlS C,1use less cOIIOOn deposils OInyway and any. b ehind lend merely 10 cause h O I .SpO IS.
75 Oil PU"',) -disnwntlino. eknmin"liOil ,,"d reOlssembly
The Oil pump mm"Itt;"S a I)ressure 0 1 ilbout 2 8 kgl/cm' (3 Ihf/in') lInd unless Ihere is ,1 sIo",IIcanl (hop In 001 P'(lSsuro willel ,)loved to he due 10 the Pllln,). rillhn. Ih;", 10 wo", heil'm!)s. 11 IS be .
t o le"ve Ihe 011 pump und'S hilhed. 2 To d'smanlle Ihe pump. fll:.1 ,emove II hOln the en!l'ne ns desc,,1 III SUClion 58 3 Remove Ihe IWO bolts seCulII1!J Ihe en d cover 10 the body 1 'emove the covel ilnd 1he .ehel v;" ve "sscmhly. Ihen Ihe Iwo P"
fOIOI assembly.
" Remove ,he IWO bolts lind ,,,ke Ihe p,ck·up w he lind SCIl' lIssembly oft Ihe pump housin!1 S Wilsh all lhe pilrlS In petlo'. usc iI hlllsh 10 cleol" Ihe Inside 01 1 pump ho usinu ilnd lhe p.cssu,.., .elle' vil've eh'!lnbel. ilnd milke 5' Ihilt ,111 p,tltlClcs 01 dill ilnd mewl n,e ,emoved Allow the pttrlS 10'~ n;IIUf,lllyor blow them d.y G Check Ihe Illslde ollho Puml) houSII'9. Ihe OilIer .;w:e ilnd Ihe 101 101 dilfllilUe and e~cesSIve weill 7 E~ll'''Ule the I111lling su.lace 01 lhe I)Ump cove. 101 we,lr It Ihe CO' IS sco,ed. o rooved. a. shows ilny s'g ns o f wea •. a new covef must I hlled 8 W,lh the ,otor assembly filted in the hOuSing. place a straighl·ed!. over Ihe end 0 1 the housing
) 54 Chapter 1 Engine
,n the "Oill hand ror;ke. covc. ~nd mlO Ihl) en!IHlC Ih'ouUh .111 .1(1,1pl0' bene,.!!> the (.1,hl"l)ll01 The sys\cm '!nSlI.ct; 11\.11 !lIlhurnl lIilSCS ille .ChunNt to Ihe enU'"e fOI fUllher (:orlllJ\'~I'OIl
78 Engine reassernbly - gcner
79 C,lInsllllll -re';II'I1I)
SI"h, Illc SpM.,<1 "",th li S ChitrllfCI1'" "ml [""I onin Ill" r:;HlI:.hall ;oml ,, the kr,y 2 LlIb",':"I" lh" c"m~h,111 lo",.,als w,lh <:Ill)"") nd ,llld ~I,d" Ihe ' ·.IIlI~hah "' hOln\h" hOIl!. 1.II-IItH C;UI~ 10 ~""P ,1 ~1',IO!lhl. SO ,I', nvt III rl.mlil!1" II", /:.III1,h,,11 I)","'IIO~ 3 rr! th., (.l", ~h"h 11""~1 ,)1",,, wuhou! ;, !1.'~"('1 fIt lI,e two (,(lInl\I:!,,,nk hr',lei rr,!,'"lll'!! serews ;1I,d 11\lhl"" III"",
80 Cranksh .. ft reblti,,!!
~V'lh lilt: "II\IIIH' "p',ul" ,low". I. 'v ";I, h "I II", "1'1"'11"',""'0 h.,I,,",s ''''10 Ih" "1'1""1''''''1: u.",ll .• '~" wI·h. 111,'''''''1 ~,,,,, Ih." Ih" 1<" ""'!II.IIIO 0" II", I""""'!I '~P"'I""IV ""!!,,!!,,,I '" ,II" ':C"":~I"""h"!I ~I{)I '" II,,: 1; • • u'"c;I~" WI'!> Illh., "Id I""""'!I~ .,," I"""!I ",!tW:Il. ItI.lk" .;",1.111,,10:01 e.lch I .. """,!! hill! IS '''Iud • III III.., 1'1.,, ;11 h"ll wh";h,, W.IS ",mo"..,d Fn Iht:: Ih'u~1 w.lsh".s 10 <1;lcl. ~,,11l 01 11", CI:'II • .., I...,a''''!I. Ih" 0''''''''''([ l;lI;"s 01 Ihe wa~I'e.s IJelll!! Oulw;!lds (1"11 1 16) n"I.""II,c II"tI~1 w.l~I""s 11 1)lar.r. w,lh UH}.1SC 2 FII Ihe low ll anO "!1 halv",s 10 the app,op""h: I>";'''''!I ,;nps 1"1 Ihl1 IllIuSI wM,h.."s on ellll(!' S,dCl "r Ihe <""'"11 I>e;"'I1!l ':"1', Wllh Iho 1.," 01 Ihe w" she. Iitied "1i0 Ihe slOI It' IluI be''''''!1 <;;'1' Rel
RclC' 10 $CCI'O" ;:t!)
82 Oil pump -refillin U
P"lTle
Ihe oilllUlllp L>V 1IIIol1g Ihe IlIlel 1101l wnh Cl1g,"e 0,1 and Ihen flJlat,ng Iho dllvcshilh 10 d,sl"L>ule Ihe 011 wllh," the I'lI"'P hodv 2 Inselllhp. pOll1led end ollhe dliveshMI "'to Ihe PWIlP hodv and III Ihe clop 10 .etain II 3 Place Ih o pUIliP U1 I)051110n . cngnU!! Ihe d""e~h;JII and Iheo inseH Ihe ' .... 0 llitallung IJolls r'\lhlet1ll1.., holts to thC lo.que w'lInch SCII,ng
\I,,,(:n III Ihc SpClcol,c,lIIons < Rell lihu boll SClCU.IIlU Ihe 0,1 pick up luhe 10 IhCl ",nln I)C;UU1U cap ",,(I "U"l"" II 10 Ihe ~j}ec"H,d 10'ljue. F
ig. 1
.16 Cr.1J1 kshilft Ihru st wash ers ~ ;orrowed (Sec 80)
83 T illl i,,!! !I ClH'S illid I rOll 1 pla to rclillill!!
Apply 1""'III'!1 1:1>"'1","11<1 In Ih " (11,1,,1 ""!I" nllh" 1"'''1 "n,loI Ih. <,yin""" hl(1{.k ;"HI l
1o"lh < no:l,1 the e:"nlsl1.1 lt ge".. Sf> Ih.ll Iho kP.VW.1VS "I I>ulh Ihl} CI.lnkshall ill1Illlol: e:.1t11sh"'1 "H) In lone ;11111 Ih,: ",,,,ks on Ihe tW,lIS .1,Q on 11m Silllll
I",,, II", <.I:'l1ksllo1ft \1";11 hilS IWO "';IIks Oil 'I alII I " " mipOIWnl Ih;n 111"V iIIe l'OSI\loncd as ~hown ,,' f.U I!; [) M""~,,,e Ir." I:lldllo.1l 01 II", <:.1I1l~hall ;,ft,,, '"~"'IIIIII Ihe t:alllsh;oIl "''''''''''!I hull ami lI\1hl"IIIlI\1 , 10 Iho: 111"1'''' wII,I1I:h ~I:H"'!I U,,,e,, III 1111, SI'"",I,,;;llll)lIS 11", cillll:;h:.11 1;"dllu"l e:"" I", ;111",'01"01 lIy f,ItIl'lI .'
Ilelf'·I,".1 1''''lIlh ~I'.".'·I G M""~,,,e'II": 1"".ll.l~h ul II,,, 1:O",,,h.111 !I",,, ill 1"lIl ··'IIl.,lly ~1'.1(:",1 PIII"i'. .",,,,,,,1 "s I""'I"""V lh.~ ~hull"ll", 0 7.2 In 0 32 """ (000910 001:l "I) 7 AIII,IV 1"'''h''!1 (:O"'P(111,,<1 II! Ihe cII(:uII11r:"",ce ollhe 1",uIIU CO"..,, 101111 I.",,~ .IIHI It) l hl) 100111 01 Ille ;"I.'pIO' pl.'le JI,d oil." up Ihe 1I1l11r'>{'
co"el 8 1l,,1'1 Ih" ",,"'kshall j)l11l!:V to pO~'I'IHI Ih.., IIIIIIII!} '.0"'1<. rhcll mSCIl III" 1""'''11 CO"", hOlls alld t'H"I"" Ih..,111 10 Ihll 10'<1"(: .·"~IIe:h Sr:l1Illg
11''' 1)'' UI Ihe SI'I1t:o/'C;l\'OllS
9 Apply ,0"lIuIII C0111llOll11d In 01111 f.,.:c 01 Ihl! e:,.,,,1 ~11i,11 llullllV w;o~I"", pl.lcc Ihls s,de 10w",US 111(; I'tlilev . ItISC.I Ihl! pull,;V SCCUH"!I holl ,,"(1 ilUhlCIl II 10 Ihc SP':Cllll1d tOlqllC
Fi
U.1 .17 Adap te r plato reinlo lcclllcnt (Sec 83)
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