wheel FORD CAPRI 1974 Owner's Manual

1
134 Chapte r 8 Rea r axl e
FiO. 8.5 Discorlllccti!l9 the rcar sI"biliser Iwr (Sec 3)
7 U~&#34;&#39;!I u"ps (FlU 8 5) I)UU rile s1.1h,l,s(lI b.ll 10 lilt:! lCol. while unstocwIIlIJ the mOlllllnlU I)oIIS from the Ie;)' ;l~II!. flcl110vc the C!JIllI'S 8 W,lh the rC:II Ildc sUlt,lbly SUIlI>o.ICd. lIIlSCICW rhe nulS hom the hallom 01 the U-bolts i1rld reOlOlle rhe lowel S I)llrlU p l;lrcs .. ",t! 1115 .. 1<11015. 9 Wllh rhe help of an asslSlilnt. hft the rem a~lc over the &#34;~<lr ~p&#39;!I1\1s iUld withdraw i t from undcr the CilL 10 To refit the ICtllr axle, lirst cher.k Ihal the upper insul<l ,ors ;lnd 1",lCkclS a.e correctly located on the springs. 11 Wllh rhe help of an assistant hft the rear ;'!Kli! into 1)05'1'011 on the W:1r 5Il flrl!JS. 17. COIIIWC l rhe IUOI)clle. shall 10 Ihe dflllc flanUc with rile IlfClllous ly 111;1,1 " "'o1rks :11111110<1. ,1nd loosely fll the four bOl ts. tOljclhe. W Ith new hl':kw;,s he.s
13 I O.:.lt!"! the ul~&#34;&#39;&#39;&#39;&#39;o.s 1m!! lowe. SP""1J pl~ws all the sp rin!jS thclI "1 Ihn 1)·llo\1s. W!IClhc. wilh Il/!W sld/.locklll\) lIutS T'!Jhlf:l1 thc IHII S l"o!Jlnsslvuly 10 Ihe spo{;lf ,/!(IIOIQUC. III 1')<;,lIe Ihc CI;1I1IP~ 011 liIe Slilhd,scr bilr "'0\I1111\1 tubhers tlrCII pull 1 hili IlltO poslllon WIllI thl) grips <l1l(1 fIt the mountlllll bolts. TIUhtell .Il hl>l1~ 10 the S IICclllI .. '(l toIlIUI) . • ,. j<lck up the reM a~l{l ,1S neceSSilry and push the shock <lhso<be .s
, Ihe" I/.ac ket s. In se'l Ihe nloum"lU bolts and tlghlel1 the nUI S. H i Ilelll Ihe lIexll/le b.,lko hose and lIuhten the nuts. 17 Rel1lovc the hoso cl,lrn p or polythene sh eet then blcL,{/ Ihe hr<lke s n~ d(!sCllhed ill Ch<lpWr 9
t 8 nelll t he h<llldhr<lke c,1blc and. where <lpphcllhle. the tr~&#34;sverse lad II) thfl ICi"lI n K le WIth referen ce to Chapter 9 . 19 T,ohtell Ihe dllve ""nne·to·propeller shall holls to lhe speCIfI ed to.que. 20 R el'l the .ear wheels "nd lowe. the car to the ground. 21 Check Ihe .en. aKle 0,1 level <lnt! top up II 'Hlcessi"lIy .
1 AxleshMt -removal ilnd refilting
Chock Ihe front wheels then jack up the re,lr of the c~r ilnd support with onle stilnds. Remove the .ear wheel 2 Ilelea se the hilndb.nke and .emove Ihe brake drum.
3 USIng a socket through the special holes in the drive lI.::tnge. unsc'ew the bollS secu.ing the b.::tckp late and bearing ,el.::tinor to tho a~le cilSln g (pholo). 11 Withdraw tho a~leshnft. together with the bearing. " it is tight due 10 tho oulor Ir<lc k seizing in the casing tcmporarily refil Iho wheel .::tnll Iwll on the wheel. If Ihis is unsuccessfu l. use n slide hammer allached
1 0 the dtive lIange. or ,1Iternil1ively sc rew two long baits th.ough Ihe jng al diametlicaUy opposite pOInts (FIg. 8 .7) and lighten them I,·...r<jressiv ely un!11 the be.::tring is freo . 5 To .e"l the a~leshafl. IU$I w ipe clean Ihe bcallng .(!(:ess in the casing and al>ply a liule Illhium based glease both 1 0 the casing and bear ing outer !rack . F
ig. 8
.6 RelHoving t h o Mdeshalt .e l'l ining hoits (Soc 4)
If
I
/1
II
I
\,
Fig 8 .7 U sing long bolls to ""ithdra"" tho a~leshaft (Sec 4)
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Chapter 8 Rear axle 135
Fig 8 .8 Drilling the beMing rf!t<lining rino prior to splitl;l\g with ,1 eol ( 1 chisel (Sec 5)
6 ju sen the ilxlesh.1h "nd CIl!jol\JC the spl"u,d end of Ilu) ~h;,ft Wit I! the ulHcrcnliJI side gC;II, TilP tile shnft wllh <l mall,,( lIIl(,lltl(lI)C<lrill\j is
fully entered III the c .. sing. 7 Align the backplilW ,md be,1"'}!) rC1<lUHH holes with the C.1Sll1g holes. insert the bolts ilnd li\Jhwll them evenly 10 the spccllicd torque. S Relit the b'<Jke drum t1nd fCil' wheel <lnd lower the CM to the
ground. 9 Check the 'Cilt axle 0,1 level and lOp up II necess ary,
5 AxlcshiJft homing -renewal
Noto: A SfJL'CI.1f 1001 IS "Hlliller! /0 n&#39;III<!V~&#39; lilt' 1>1:''''''[1 (,0111 lilt' axles/mIl (s,:c Fly 89) 1 Remove the ;,xlushalt as ,h:sG"hcd 1(' St;CIl0n 1 2 Usin\J all 8 mill (0.31 In) dldl, 1Il;,kc a hole III the he,Hlnt! ,etauun\1 119 . t<lkllllJ CillO not to p,,"eto;Ito Into tlH~ .1xlesh"l!. 3 SupPOI1 the 1m\) 0" il v,ce thell spl>t 11 ;1{;II)SS tho hole with a sholp pllJ (;h,sel. RUlllove tlH~ ""9 hom the shafl ·1 PIC'SS th e l>earinIJ oH the shall lJSIIl\) " sUlt&#34;hl,~ jllJllcr or press. The specil1l Ford tool is shown '" FlU 89. 5 Remove lhe I>e,'''''o ,eiJll1e,
G Cleiln the l1xlcshnf1. be,non\) ,,,t;WlC' ,Hld "xle C.,1511l\) 7 Locl1le the loe1ll1ll9 HIWlIlel 011 the l1xleshl1lt. followed uy tho new uoa,ing wIth the 001 sel1l [l1CIll\) l1WilY ['om the l1~leshaft Hallge. 8 Slide on the new hea'lIl\) rcta"lIn\) '1119 and pr ess J fully 11\l111l1st tile hearing inner IWck. uSIng a slJItJIJle puller or J ICWlth oftuue. 9 Re fIt Ihe l1xleshalt wllh refe'ence to S ectIon <1
6 Axle reM cover relllov,,1 ilnd refitting
Chock the hont wheels then lilck up the re,l( o f the Cl1r il'l(l SOPPOI1 on axle stands.
2 Cl em1 the reM cover .Jnd surroundIng .Jre" (photo) 3 Remove the hllmlbr"ke relay le ver lind seco nd.Jry cable. or
transverse ,od (as ;;Jpplicilblc) with reletCnce to Ch"pter 9. <1 Place a suitable container helle~th the reM "x Ie to c~tch the oil as the rear cover is removed.
5 Undo and remove t he ten IJOlt s and sprinU washers lhilt securo the reill cover to the llIl,l l drive housillg LIlt aWilY th e re"r cover and its
\Jasko!. ~ Before refitting the ,oar cover Illilke sure thm the mating fJces ilre free of th() old Uaskct or 10nlting compound.
7 FIt a new uasket Jnd then the lea, cover and secure wIth the ten bolts and spring washers. The cover bolts protrude IntO the fillal drive hOUSor1U so it is important that a SUlwble oll·resist.Jr1t scaling
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Fig. 8.9 Usill(J the special Ford tool to removc the axlesllilfl henring (Sec 5)
r;olllpoulid IS SlIll:ilr() d onto lioe Ihro,'ds of each boll bef ore it IS [,twd. 8 TIUhwll tllr: cover secu,,"!.! holls 10 lhe spec,[,ed torque Wfl:IICh
se ttln\)
9 ReCOlillect
Iht! h,lndbr,l~e components with re ference to ChJp ter 9. 10 R efil l ti,e 1e;1I ,ule with the correct 9rJde 01 oil then lower the C,lr to
the UIOUIl(i
G
2 Axle reM cover
7
Pinion oil seal -re"cw,,1
This ope r,ltion may be performed WIth the rear axle in position or on
the benc h
2 Undo ~nd remove the two holts. sprinU Jlld plain washers that secure lhe centre bearing support to the under51(fe of the body (reler to
Chapter 7) 3 With a sc"ber 0' fde. Ill<lrk a 1000e across the propeller shalt alld rear ~xle drive fI~nu()s so thatlhcy Illay be ,cll ed \()gelloer ill thell o&#34;gin~1
positions <1 UndO ~nd remove the four bolts Jnd sprinu washers secu"n9 the propeller shalt and rear a~le dlivOllg flanges and carefully lower the
propeller sha h to ttt() flool I I
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Chapter 8 Rear axle 136 )
5 C~rellJlly cle~n Ihe Ir Oll 1 01 the Im,ll d"ve housinU ~s there will Ilroll<lhly be a considerilble <!IllOUni 01 drll and orl rl Ihe se<ll has heen leilkillg lo r a willie (phO IO). 6 Remove Ihe wheels ,lilt! b.ake drums Ihen U Sing ellhe. <I sp"ng halance and a lenUth of co.d w'illlpcd .ound lho drove pUlion. 01 a
10lque w.ench. check and . ecor d the lurnrng IOrque of the pillion. On eally models lilted wllh ~ tl~ed longlh spacer (see SectIon 1) lI11S procedure is nOt neceSS<lry . HowevC/. unless the ',nill drive hilS beell conlplelely dismanlled prevIously. there is no WJy 01 delerminlng which spacer is !rued. 7 USIng a suilahle long·hilndled tool or large w.ench. g"p Ihe re", ,"xlf) p,nIOn flange and wllh il socket undo and . emove Ihe pillion lIan\Jo ,elainmg sell·lockmg nul. ThIS nUll11uSI be dIscarded ilnd il new Ollr. oblalned .e<ldy for rea ssembl y. 8 PI,lee il conWlIler undcr tho ir ani at tho lon<ll drove hOUSlllg to ciltch ""Y all Ih<ll rn<ly como out. then uSIng a unlvorSal puller and sUlt"llle thrusl p"d putt o ft tho 10 M <lxle pillion lIanUC from the alive pInion 9 USing a screwdrivcr 01 slllJl1 chlsol C<lrel\,lIy renlove the old all sl!,,1 It Will plOb"bly be necess<lry 10 p<llti;;llly destroy rt Note t he COIII~&#39;:1 way round is wrth the hp I;;ICnln ulw<lrds to Belo.o Iruill!1 a ne w so;;ll apply son'e !)re"s o 10 Ihe lillIe. 1.1I:e )I\\ICCII the two h,)S 01 the so,,1 11 AplllY;1 hule IOlnlon\! compo"nd 1 0 Ih,;! outer I,lce 01 tlie 50,,1 • USnlg a tuhuh .. drov o 01 :,ulwhle <I.;;III1<;tr:r. c;ucluliV dnvc the all
.,1 "\10 Ihe l ,n ,11 dllv!! hOllslnu unto! Ihl~h w'lh Ihe cas",o 13 Ilcfo1 Iho 1(';;1' "xlo p""nl1 fI.1IlUc ilnd on,:o "!I'"n hold sqll;,,,:ly wllh til" luol 0' wrench. 1~ SClew on " ncw s&#34;II·I()c~&#34;lll I1l1t IJIlIII Illl: (,ndllo,,1 ,s III~I dlll"n.llcd . II"", l'Uh h,n Iho nUL .1 1,;,,:11011 ill;r I"'h' whll" du":k"'!lII,,, prmO" lumlnu lor<ll'" wllh Ihe SI""'!I IJolrolllCU or 10r'l"0 wH;nd, COlltinuc tluhlen,"u untIl tho to '{ lue Cllu;rrs IIr<lt recnHle<l III l'a"'\I'''llh 6 1)lus <I furthel 02 1 0 04 Nm (015 to 030 Ihl It) to .1110w lo r tho ,l(ldruonallr,ct,on 01 tire new all se,,1. Do nOI trHhten the IIl1t lurtl"". olherwlse. rl a collapsible SllolCOf .s Illled. II Will he over·cornprr:sse<l and the assembl~ Will Ihell h,lVe 10 be drsnwntled to hi ;, new ~p;rcu&#39; Howover. il Ihe minimum speClfred torq uo wrench scWng lor th e pInion nut h"s not been re"ched. the sp"cer I'lle d IS p.olJi"lbly 01 Ihe
fixed ICllnth type "nd I he nul should be tIghtened lurthor WhIle domu Ih,s cheC k Ih"l Ihe pimon lurnrnn lorque doos not mcre;;lse. 15 flelll the h",ke <I"ml mId whee ls I G fl" co.mec i Ihe IlrOIl()lIe' ~h;llt ;rhlinmu thl,! p • ..,vlousty rllade fII;'lks 1)11 Ihe lIan!lf:S. '''III rc!lttlrll holts wuh new Splillg w.1"hels TIUhll!ll tel lire spec"'ed ta.que w.ench ~C1llll0 1 7 fle llt lir e r.:ellile I'c;un'!] ~&#34;I)P(Ht ,.ecllllI'(J l,olt5, ~I&#34;&#34;&#39;!J ;uHI pl.1111 w;r~lrerS ;;Inti t'lllrll'lI. 1 B FIIl.1l1y check IllI! (HI IlIvr:1 "' th" "';11 ,1>1" ,,"d l O p up II 1\&#34;,:eS~lIly
P ReM axle -o verh;;lul
Note: Mosl ymilycs wtlf Ilft'h" 10 If.'IWW Iflt' comfllelC IC,ll ,Jxfc ,15 .1 111111 d II IS WOII! ,.II/IC' I/Ioll! 10 rf,SllliI",fc Ille UII/I 10 lel/t·w '''IV r/;/11I.Jycd 01 WOIII poll Is ro do tlw ,ob correclly Icquires Ifle usc 01 spccial <111(1 cxpellsive loofs willch tin' "'",u/lly of y"WY"'S do 1/01 h,lVl' The P"n1<UY oh,eC I o f Ilrose speCIal lools is 10 e""hle Ille mesh 0 1 Iho crownwhcelto Ihe pIllIon 10 be very accur,1lely SCI "nd thus cnsuro that n o,se is kcpl 1 0 <I mm"num II illly lI,c ,e,lse In nOIse cmmot he 10loJHI\ed (p,ovlded Ih<ll the ,e,l, "de 'S nO t already na,sy due 10 "
, le lccl,v e Pol.l ) then IllS besllo Ilu.ch"se "II e~ch;lnHe bUIlt UJl le;;l. ilxl/! 01" Uoad secon (lh,lnd Uillt 1 Remove the rO;;lr "xle I,orn the ,:,1r (S(.'(;t,on 3) illld tha,oughly cleiln
,' . 2 Remove the a xlesh;;lhs (Sec lIon 4) "nd the;lxle ,e". covel (Secllon 6) . If rleceSS;;Jry remove lire !H" ke !liIckpl;,ws 3 WOlk,n!) inside IIlI! axle casUlU . undo .lnd .emove Ihe four bolts th" t hold Ihe IWO U'Shill>cd dlllerentl,ll be"rmg CilPS III the Cilsing. 4 W,lh a sc.iber. m<llk Ihe .e lilhve paSltlons ollhe Iwo be",,"U caps so Ih;uthey C,lll bo .elllled III therr o"g,nal poSItIons. LIlt away the twO end caps. the'e may ;rl .e"dy ho mallng numbe,s shown In FIg. 8 .1 1 . 5 OIJlaln Iwo,) JlIC'- OS 01 50 mm (2 in) squ",e woo d al le<lst 300 mill (12 in) long and. wrth a sharp knlle. !<Ipor the ends "iang J lenglh 01 150 mm (6 in) 6 Place Ihe tapered ends 01 the ..... ood..,o lr:vc lS rll the two cut'i1ways
i h a dlffl!renliiJl casrny (Illd. uS"'IJ the lea, cove. 1;;Jr.:e o f thl! Irnal drrvo asing as" lu lc ,um. CDielully leve , Ihe (Mle.entlal asS(!mbly I.om the Ilna l d"ve housrng.
15 Froni I'll Im<ll dflvo housing showIIlg pinIon n"nge ilnd nul
7 1I'lls IIfJcess,lIY la ",move th e Iwo (hffelenlral casc l1'-'alll'gs Ihese
",.IY I,,, ",move(1 Ih:xl uSlnU " ulllvers,,1 two·leuged puliCI and sui!<lhle
111111'.1 1,.ld C"rfully uase e;lch bca'"'IJ Irom liS local ron . necovor Ihe ~IIOIII p.IO:k s hom hehmll e"ch be"rrnu nOlmU from whIch SId e Ihey (.,rlOr'! 8 thou!] a sCflhcr. m;;lrk Iho relative positions of Ihe crawnwhee l ilnd ,hU",,"rtl.,llrousinu so that the oownwhcelmay be f,tte d on rts origin al p&#34;~H&#39;OII. unless ,t .s to be lenewed. 9 Undo ,11", r enlo ve the eruht holtS thai secure Ihe crownwheello the ,hl,,,""'11:11 hOllS"'II. U S1nll a solt·faced h"n""cl. I,ll! 0\11 Iho cllJwllwhuci Irom liS locillion on Ih e d,ffe,enl,,,1 housin!) I 0 lJ~III\1 ;r sU I\(Ih l{) (i"unete. parallel pIn pmch. lap 0\11 Ihe pin Ihal Iud , ... Ilu, rI,'lcrelll,;,1 Illnial1 gea. Shilll 10 the dlftmrmll.11 housrnlJ.
NOLI! : 1 hu h"le 11110 willch thc peu Irts IS shghlly "'I>c.ed. lind the I>pl''''.'I'! "",1 may he IrIJhLly peelH)d over ;'Iml should he r.:!e;rned with a ·.u,I.II,I" ,".11111;1". ,tr,ll 11 th'''!1 a ... "It IIlI;t.11 dllfl. "'i> out Ihe drllelenli"l p"uon Ue", slr"h. 1.011 .Iw.ly tlr" d,lh;u!Oltl;r1 pinian ue,us. sido {leMS "lid IhruSI was hers; IA"'!l':,"" 10 ell::ure Ih"t the th,usl washe.s ",e lell wllh Ihe ir relative
liP,"" 12 1&#39;&#34;,1&#34;~&#34;If)f .. ,1 Il1te.s (It Ihe <le<lle'5 usc a 51)OClal 1001 la r hlJldln(lthe pillion ,llIvl: lI;rllue StilIIOllil'Y wlulsl Ihe nul OIl Ihe cenl.e 01 rhe n"nge IS \l1I ... ".;w"d SI nce II IS ve,y \Oght ,I Wlllle(IUOfe sOllie lor ce 10 ullda il. ll,,! .IV\l,.IHe oWlle, w,1I not n O''''iJlIv hilV C the use 01 Ihls ~p(.&#39;C,.111001 so.,,~ .1" "11,,,11;lllve method. clamp the pnllon lIanU e in;r vic e "lid then unoi"lir" "ul Any (1'''''"\le cJused 10 I he edge of Ihe flail!] " hy the vice ~llIluld I,e calelully I lled smOOlh This nut must 1101 he u s1!1I .1\).111' SO II l1"w """ WIll he le' 11JUed durinU ,eilssem!)ly 1 J lJ.."'!I ,1 ullive rs;tl Iwa·lenued pullel "lid suilable th.uS I polll drllw (1)0) jllI"')I) dllve lIiuIue from Ihe en d 01 the pInion shMI 14 11", pmlon shalt m"y now be Icmoved from the I,nill (h ,ve housrng. C,'lI"lully "'SIICCI lire la'ge w per loller beirring behInd Ihe pUlIon gear .111(1 " ,I :.hows s'Ul1s o f weill or 1);lIing an tho roliers Of cilge the lm:ulIl\1 must Il() renewed. 1 5 U~&#34;ll1 " lllllversaltwo·leVged pulle. ""d soitable th.uS I pad. dr~w till! !>,)<III"\) 110m Iho 1)1Il10n shah 1 G Tllu slI1;;1l1e. taper rolle. heolllnu and oil seil l may next be ,emoved IlUm till! 1111011 (IIIVO housing. pillion dlivo flanVe end. 1.0 do Ihis uso a solt l\lr:wl drift wllh a I<lpered end 01 $ui l<lble d'ilmetCI lube <Ind. wo,kl"!) OIlsI(le Ihe housing. lilP Ihe bC,l'"IU circumfe,ence OulwardS so rel e;;lsII' U fllst the 0,1 se al and then Iho OOallnu . 17 AU,,"1 u srn g thO solt metal drrft and wo.kmU ,n Slde Ihe housing. d,,1t olllll1e I>carrn!) CUllS. These mUSI nOl be used wllh new beallngs. 18Th" Ilnal UIIV(! assembly rs now drSl1lilllllod and should ho washed ,,,,,I d,u,d wrth <I cleJn tinl· I,ee rag leildy for inspoctlon Check all be;;l,rrilis lor silIns at WColl or piwrrg "nd II ovidenl a new ~I&#39;I 01 h Catings ~h{)uld he ohlmned 19 Ex;r"",,e the lCelh 01 the crownwheel and prn,on or J/'Ulllg. score marks. ch ll >PinU and uene'ill weal. If a c.ownwheel ami pinIon is .equllt.-d. a mated c.ownwheel and p inion muSI be II1I..,d and undor no
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r'9' 8.11 Differential ClOsing and bCiHillU C<lP identificatio n '''nrks (Sec 8)
Fig. 8 .1 3 Removing tholockinu pin IrOtlllh c pinion goar shaft (Sec 8)
•
' • .'.....
• • I , , ,
I , , '<' • . ,
~( I
' ...... ,
~i9. 8.1 5 Checking tho d iff erential sid e gear ontilioal (Sec 8)
Fig. 8.12 RClll ovin!J the differential assemhlv (Sec 8)
'.
}
fig . 8 .1 4 Oiffercntiill cOIllI)oncnlS (Sec 8)
Fig. 8.1 6 Chocking the crownwheel and pinion backlash (Sec 8)
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Chapter 8 Rear axle 139
ci,cumS«"Ulces mny only one pmt of the two be renewed. fnspect the dllfe,enti,ll pinions nnd side gems for signs of pitting. score mMks. Chipping nnd general wem. Obtain new gears as necessa,y . Inspect the th,ust washers lor signs of weM or deep sco,ing. Obwin new thrust wnshe,s as necessary. Once the pinion o il senl has been disturbed it must be discMded and a new one obtained. 20 When new pnrts have been obwined ns required. reassembly cnn begin. First lit the thrust washers to the side gems and place them in position in the differential housing. The ground side of the thrust washers IllUSt lace the side gC.Jrs. 21 Place tile thrust wilshers behind the dillelentini pinion genrs i1nd mesh these twO Oems with the Side gears through the tWI) ilpertores in the lilllerentlill housing. Milke sure they ilre diametlicilily opposite 10 each other. RO«l!e the clillerent'i11 pinion gears through 90' so brinUlI1\j them into line with the pinion genr shnlt bore 111 the housinlt 22 Insert the pinion genr shnft with the lock In!) p'n hole III line with the pill hole. 23 Usinu leeler 1),IU!Jcs. measure the en{lll(",t 01 ench s,de Be,,,. II the speclficd h\Jure IS excecrt"d. IU!W tl&#34;u~t washlllS mu"t he olJt,uned
-omnlllie the a~~el)lhly ,lg,llll ,trld ht new thll,st wa:,lu'<IS . Lock the P""O" near shalt U~I&#34;\I the pill whn:h should hc wpped hilly h01)1I, UStrlO n SlIlIah l" d,a",,:ter parallel pill pUIH.:h. Peen ()V,,' thc ()I the p", hole to stop the pill WOlklll!J liS wily out t." The tlowllwhcui m;,y next I,,, Idllted F,,~t heat 11 101 nppro~I&#39; ","lllly 10 nHIHltc~ III 1I0111IIIJ W,lter Wipe the ,,,nl"IIJ l aces 01 the c,ownwhuui ,Ind dllferuntlal houslI'U ;,nd. II OliOlnal p,lItS ,lie l,utnU used. plate the Clownwlll!cl tnto p(l~ltton With the prev,oll~ly m,llie marks nhOllud Relit the elO1ot IHlllS th;11 sucule the ,;r()wllwlwel ,trld tighten Ihese III a I"og'esslve and dla\lunill rlt"nner to the spe.:,fled torquc. 26 PI<lce the Shlill packs b<ltk III thell Oll!)lnal foiled pOSition on the differential housing be<lrlllU IOC<lllon USllllJ .1 p,cce of sUlla!Jle diameter tube ve,y c,1refully ftt tim d ifferential housln!J bearlllgs with the smaller dlnmeter 01 the taper outw,Hds The hearing t,lge must nut in nny wny be dilrllnged. 27 PI,1ce the shims hehllld the hcnd of the pinion geM nn[1. using ,I
suilahle dinmetci tul!c . cmclully lit the larg"r ti!per rollI)' benllll\) onto Ihe pillion shafl. The lar\ler dlilllleter 01 the be,lllllU !\lust be nex110 the pInion head
28 Using soitable diameter tubes. fit the two Wper roller bearing cones into the finnl dlive housing. making sure that they ale litted the correct way round. 29 Slide the shim and spncer onlO the pinion shalt and insert inlo t he final drive housing. 30 Relit the second and smaller diameter wper loller bea,ino onto the end of the pinion shaft lind 101i0w Ihis Wilh a new oil seal. Sefore Ihe senl is nctually fitted. apply some grense to the inner Ince between the two lips of the seal. 31 Apply n little jOinting compoond to the outer Ince of the seD I. 32 Using n tuhulilr dllft 01 suitable dinmeter, carefully drive the oil seal into the fillal (hive housinlJ. Make quite sore thnt it is lilted squarely and flush with the housinU. 33 Refn the drive pinion IInnge nnd hold securely in n bench vice. It II fixed lenIJth spncCl is Itlted. fit ilnd tighten the pinion nut 10 the spec ,lied lorque. If a collapsihle spnce r is f,tte d. follow the prOCedlHe
g iven in Section 7 paragraph 14. setting the pinion turning to'que to hetween 25 nnd 2.7 Nnt (1.810 2 0 Ihf It) which includes 0.2 to 0.<1 Nm (0.15 10 0.30 Ibl It) lor the ndriitional friction of the new oil senl II new hea,inns h~ve heen filted. logether With n li~e(l len(Jth SP,lCer. check thm the tOrlllllg torque is bel ween the limits just stmed. If not. a longer or shorter spilcer must he I,tted until the setting IS correct 34 Fit the healing cones to the cf,fierenllal houslIlg heallll(Js and carefully ease the housing Into posilion in the finill drive housmg 35 Relit the be,IIII'!J CilpS in thell originnl pOSitions. Srnc,ll n httle JOlntmg compound on the threilcfs 01 each cnp secuIII'O bolt nnd fit 11110 position. When ,111 low halts have bcen rein ted tiUhten these up in a (h"IJonal and progresSive milnne, to the speCi fied torque. 36 I I pOSSIble. 1Il00nt n dlnl in(licntor onu(Je so thnt the probe IS resting on one of the teeth of the crownwheel and determine the backlash hetween the clownwheel and pillion. The bileklash may be vMicd by elecreasll'\) the thickness of the shims bellind one beilling nnd incrensing the thickness of shirns behind the othcr. thus moving the crownwheel ;nlO or out ofmcsh as requi,ed. The tOt.llthlckness 01 the shims must not be chnn\)ed. 37 The hesl check the do·it·yourself owner cnn make to aSCerta", the correct meshinu of the crownwheel ilnd pinion is to smear ,I htt le engineer's blue onto the crownwheel and pinion iJnd then lot"te the pinion. The con1<lct lIlil,k should nppenr rl\fht ill the Iluddle oJ th..,
COlleCI 100110 CO"t.1ct
_
t Heavy conWCl 0" huel. at 100lh !,leu Move p'",on lowa,ds crownwhcd u:.!:.crt:1 3nd c,ownwhuel towards p,n,on
.~\;!~&#34; •. ,;.';,;,"",.,=,"--
l ' Fig. 8.17 CrownwheeJ and pinion setting chart (Sec 8)
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procarmanuals.com

·0 ) Chapter 8 Rear axle
crowllwh(lcl teeth. Refer to Fig 8.' 7 where the corrcCl100l h paltcrn is shown, Also shown arc incorrec t loorh patterns ilnd the method of oi11<lining the conect pattern, Obviously th,s will ll1ke time and further dismilntllllQ but will be worth ,I. 38 Refit the brilke b<lckplilles followed by the rCM cover (Section 6) ,1rld ilxleshMts (Section 4). 39 ReI,t the (C,lr ilxlc (Section 3),
9 Wheel stud -renewal
Chock the IrOllt wheels then lilck up the ,eaf of the Cill ilnd sUPPor! will> ilxlc S1<Jnds. Remove the reM wheel. 2 RcicilSC the h;mdhr,1kc ilnd remove the brake drum. 3 Apply p(Hl Clrminu 00110 the slud to be removed ilml allow it to sO<lk lor $cvC"illm,nutes.
,I PU.lSS Or dllvc the wheel SlUt! through t he axlestwft /I;)n9c. 5 Clc<lll the hole III the flan!)!} then ,nsert the new stud f'0111 iJehind and nloHIl Ihe splines W'lh those milde hy the o"oonal stud,
" 1',,11 tho slUd lully "'to Ihe lIan!)c "s"'\.1 ~ wheel nut ~nd wilsho,s as ,own III Fill . 818 ., neht the IHilke (hum ,11ld ,e~, wheel then lowel the eM 10 the
IUlld
10 lillli ted-slip diffc ronli"l-\.Ien er,,1
The IIllllwd·shp (I,fle,ent,,,1 's f,tled to 2 8 Spec,,,1 modl:ls ""d Its "';1111 purpose is to il,event wheef SPIll 01 the IIlsule ,ea, wheel when dnvin(l round bends or oul of l>emls w ith lull enOl/Ie powe, applied.
F i
ll. 8.19 Cutaway view o f the limited·slip differential (Sec 10 )
A Crowf!whecl /J fJ'{""I!/IIi,,/ carrier r: PIllIOII ue .. " /J $h .. ,{1 r fhlll.I'IIIII!llill",,,,II/,1C<.'S r Uukr IJ{;,I<.-((III """Ht'nll,,1 ,;,/1 IIf,'1 ) (; 1"111:1 I"a/(: ((III axle .<ll/mt'S) If Elld (."ov,:, .J /lIII}S/ ",:,slwi
K Suit.' !I''""'' I. /lIIIHI IIII!/-I" 1M S,IIIIIII woIsl".:,s
)
i
F ig . 8.18 U sinll 11 wheel nut 10 pull il slud in to lhe ilJ(le
flonge (Sec 8)
Under these cond,tlons thNe I S il weiohttriln~IN 1 0 lilo oulslde wheel. ,111d lho deS'Bn of the standJIl1 (hlf(:relll,al is such Ihal all ,1dvmse I(uque con 110 ajlpl".:d 10 l11e Ills, de wheel ca"slIlII wheel ~pln, The l,lll ,W<I·slop <IoIf'''''''!I,,1 lIS(:~ lllUI1I·plol1C r.IUlches In r.oumerar.1 wheel Spill and Ihe ",UI &#34;I~n h"s" hllllll:l IWllel,t in lh.1llhc r.ar r.all pull ilway I)lOr(, jJIlSII,vo.:iy "" ~I,pp(:ty ~&#34;,Iac(,s. The 1ll"lt, 1,lall' (.I " tl'hos ,lre 1'0,Uleclctl hVlwevn Ihe ,1xle~haI15 anti two Ih""1 &#34;&#34;~IS wh,ch suppOltlhe pinion (Ieil' sholis til speCial sqllare CU1'Ollts (F'(I B 1!) Wh .. ;n power ,s ,1pphed. !he Shilfts force the th'lIst
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Chapter 8 Rear axle 141
lings apm! and compress the clutch plntes. The nction is varinble. depending on the power npplied. so tlMt under full power the dIfferential will lock completely nlld full torque will be appl;ed to both
11 Fa ult diagnosis -rear axlo
Symptom
NOIse
"Clonk· Oil nccelera tlon nnd deceh:ontlun
,... Ilenka\Je
)
renr wheels . Under coasting or overrun conditions the differential will operate as a normal stnndard unit. The unit incorpora tes four different;nl pinions <IS <lgninst the two pinions lilled to standard units.
Roason(s)
Worn axleshaft bearing Insufficient luhricant
Worn dlfferentinl houSIng bearings Worn crown wheel and pinion Incorrect crown wheel nnd pinion mush
Worn 1I. leshalt splrnes Excessive crownwheel nluJ pinIon bncklnsh
Pm ion oil senl Icnkrng ReM cove r gasket leaklllg 011 seal on <lxlesh<lfl bearing leakIng
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procarmanuals.com

Chapter 9 Braking system
Fault rflnunosis -hrnking sys tem Foothrnk.c I)(!dnl -removal .1nd refluing From m ake caliper -overhau l .. Front blake cillipCf -removal ;1nd 'Cl,UUl\1 .... ______ ._ .................... . Front brake discs -inspection, ,enlov,,1 and rcl,!\in(J Front disc pilds -renewal , ....... _ ...... .. General description ..... .... ........ . ............ . H andb<ake - adjus tment ................ ................................... ___ __ ...... . Handbrake cable(s) and rod -removal and rcfiuing . Handbrakc lever -removal and refilling ........ ........... ..... ..... ......... . Hydraulic pipes and hoses -removal and refiUing . Hydraulic system -bleeding . . .............. .
Spcci/ic:ltions
Syste m type
I=rOl1t brakes ~c tt,ickncss :
Now ....................................... .
Min rmum.
Oisc fun ·out (ma~inlum including hub).
Mini'l1ulll disc pad lining Ihickness
Re ar brakes MInimum bfake shoe lining thickness.
Torque w re nch settings Caliper ....... ................. ................................... . Brake disc .................... . Backpl"te ........................... .................... .......... ................ .... .. .. .......... . Hydraulic unions. Bleed screw (ma~) .... Aecuf>Cfaling valve 'Clainel (Gi,ling)
Gonoral description
23
16
5 ,
G 3 1 18 20 19 14 15
Oisc brakes aro f;tted 10 Iho front wheels and drum brakes to the lea. wheels. Tho cable or cablo and rod opelilled handbrake oper:11es independently on the real wheels. A vacuum sorvo unit is fiued
" "tween the mastel cytinde. and loolbrake pedal to provide assistance 'en the pedal is depressed.
T he hy,aulic circui t is split frOnt and rear. Undel normal conditions
M,lSIC' cylinder -ove.hilul Milsle. cylinder -removill ilnd .e liuing . P.eSStue d,ffcrenliill swit c h -desoiplion .• e m ov,,1 and .el,ning P,essure ,educing valve · description. relllovill ilnd .er,llonu
Reil' i),lGkplilte · ,emov"r ilnu refining Hei!( i)r"ke shoes -renewal ....... .................. .............. . . Routine m"intenance ........ . ................. .
SlOp·lilmp switch - removal. re/rUlng and ildJustmcflI . Vilcuum servo unil _ description . Vncuum servo unil -rcrnovnl nod rcfiUing Wheel cylindcr -rcmovnl. ove.haul and ref'lIing
11 10 12 13 ,
7 2 17 21 22 8
Dlml hyd'i1ulic cif cuit. snlol Ironl i1nd rCilr WIth IlreSSU,e reducing v:llve in reil r ci.cui t on Iiller models. DISC I,onl brilkes i1nd self·ndjust illu rca .
(!rum brilkes. all wilh servo aSSIstance. Calrle or c.,blc .1nd rod operated handbrake on rear l)f"k es
12 .7 mm (0.5 in) 11.4 rnm (0.45 in) 009 nlln (0.0035 in) 3 .0 mm (0.118 in)
1.5 mm (0.059 in)
Nm 471068 41 1046 271031 71010 10 491062
Ibl It 351050 301034 20 to 23 5 to 7 7 36 to 46
both ci.cuilS operale in unison. howeve •. in the event of faIlure o f one circui t Ihe lemaining ci.cui l will p<ovide adequate bfaking 10 SlOp Ihe car in an emergency. late. models incorporate a pfessure reducing valve in Ihe r(la. hydraulic Cifcu il to prevent rca, wheel locking during heavy braking . When working on the bo"aking system. remembef Ihat blake fluid is loxic and will also damage painlwo.k. II spilt II should be washed away immediately with cold water.
procarmanuals.com

) Chapter 9 Braking syste m 143
2
Fig. 9.1 DU<lI linc hydn.ulic brnke circuit (Sec 1)
1 2 Fron! br,)k(1 disc ,1nil c<1IijJ~&#39;f M,lS/IH cylinder and I/uid resefvoir 3 V,KIIUIn sClva unit 5 ReM drum brake 4 Prcss1ltc (h!fetcH/i.)1 wi/filing swi/cl!
2 ROlltine maintenance
Al III<, u,h!lvals speClficed in the Routine M<JinlellilllCC sectIo n in the frOllt of tlw 11,;)1111<11 Colny oul the lollowlIl(J procedures
Check hrilke fluid Ivvel 1 CI",<;k 110.11 Ilw hrake thud )"vcl in the reselvoir is .1, or nc." lhe 1Il,,~i&#34;&#39;lI&#39;&#34; ',,,10k The ,c~;cr\loi( is localed on the master cylinder on the nghl-hillld sule 01 the IJulkhead III the cl1uine cOIllpnnlllCII!. SliUht Va-"I,ulls of I"vel Will occur ilccordlfl!) to the wear ollhe II/<l ke linings. If lI,v(!1 (hops wW ;1,ds the ""Ilimlllll mn,k the cornplclC hydraulic system should he Chec ked lor le<lks,
2 ·'h tim cm rnlsed. c,lIe1l1lly inspect illl the hydraulic pipes. hoses ;lnt. .. ,lions lor chJlmg. c'ilcks. Illilks ilnd corrosion.
2.4 ;-.-
uejJ.es~ the rubue' membrJne to check the fluid low level
Warning IrUht
3 To top up the fluid unscrew the fill er cap whrle holding the c,lhle connector sWtionar y. and add brake lIuid ns necessJr y. R efit the cnp on completion. 4 When checking the brnk e fluid level it is n good practice to also check the low level wnrning light With the hnndbwke rele<lslId and the iunition switched on. depress the rubber membr<lrlC on the rIl511'VOII hi ler C<ljJ (phOto) If the wilrning light filils to came on check the bulb ill1d <lssocimed circuit.
Check disc p<1d and rear bwke shoe linings 5 Jnck up the Iront nnd rem of the Cilr nnd support all il xle stands,
Re leuse the hilndb'<lke. 6 Although i t is pOSSible to check the Iront disc pari 1illillUS with <l mirror and torch. it is recommended thnt the front wheels <lre Illst
,emoved. 7 Mensufe the thickness 0 1 lining on e<lch disc p<ld <lIlt! If ,lilY IS less thnn 3 .0 mm (0,1 18 in) renew the complete set of front [Jose pnds 8 II the ren, b'nke h<lckplntes incorporn\(! inspection hOles. remove the rubher plugs nnd check thnt the thickness of the hmn\js IS not less
thnn 1 .5 mm (0.059 in)
Fig. 9.2 Handbr a ke lin k ag e lubrication points (arro\Ncd) on early models (Sec 2)
I .
i
! j..
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procarmanuals.com

144 Chapter 9 Braking systom
9 II there Dre no inspec tion holes, remove the wheels and drums In inspect the linings . 10 Where any lining is less Ih,111 the nllnimufll thickness, renew Ihp. complete SCI 01 re,ll b,~ke shoes. 11 Refi ' the drums lind wheels as necessary then lowe. tho em \0 thl) 9lOund.
Ch eck operation of servo lIoil 12 Visually inspCCllhe vaCUUll1 hose IClIding hom the inlet mlllllfolll Of air box 10 the servo unit fOf dc\c,iOf1l1lon and security. 13 Wit h the engine Slopped. dCI).es s the bra ke pedal several ,imes to dissipate t he VOC U\Ull hoUl the sorvo Imit. 14 Depress the b'i1kc 11Cdll1 wilh moderate pressure then Sin' I the
cnU illC . As the V<leuum bwlds up. the l)Cdal should move sh Utl1ly IOw ;uds the floo. indlc;uulg that Ihe $Crvo is p.ovidlllg .esis tilnCfl
L ubrietl!£! /wndbh7ke linkage 15 Jilck up Ihe .eolf of Ihe Colf illid SIIIIPOII on ilxle Slilnds . 16 Oltthe prim,uy eil!>le connOChon to the boltom of Ihe halldh&#39;;,~&#34; level. 17 011 1974/1975 models. u,ease Ihe pflmolfy callie whe,e II p;,sses over Ihe pulley wheel. ,111(1 0,1 Ihe pull ey ilnd lever pivot pO"'IS . 18 On lillCr models grease Ihe 1,i1nw c.se rod SUI)I)Olt hC;lfinU 19 011 the clcv is IIUIS i1I the w", l>olckpl" ,es. 20 lower thc cm !O the gr ound
R/mew fhe /)rilke I/Ilid 21 lJIucd Ihe hyd.; ."loc sySle m as d"scllherl III Seelloll 15 ilUOwnl! II",
Ihe new h ,,,k\) Ih"d to COnlph: lely 1,lIlhe C:"CUtt he"I!1 bled . 22 AI Ihe sanl\) I"ne rcn,uve Ihe 'Ci" ",ake \I'lOn,s alld check tho wlu,,,1
cylonclers 10' leak"IJe.
3 Front disc pl1ds - renewal
Apply t
he handbr<lke then Jack U') Ihe Ioonl of the Cill <lnd supporl on <I~le s tandS.
I
I .
. ~ .. " ,) •. :Y.
2 RemOV(l Ihe hont wheels.
3 It Ihe fhnd level in the maste' cylondel reservoir is high. when the pistons l1re moved into thei, respecI,ve bo,es to accommodate new pi1ds. thO leyel could rise sulticienlly fo, Iho fluid 10 oyerflow. Place ilhsoruent clOlh .1round the reSe,yO". o. syphon a Imlo Ituid oul. so 1)'Cven tUlg Pil"ltwOlk <lilmage UCUlIl caused by the hydraulic lIuid . 4 Usmg iI 1)11" of tong·no~ed pile,s. exl,aCt the two smiltt clips Ihat
hOld the m;"n ,clalfl,ng pins in plilce (photo) 5 RemOYfl Ihe m"in le tainm g pin~ which ,un through Iho c.lliper and the mel,, 1 h.,r. krnn of th o pads and Ihe ShUllS. 6 The flll ;t, o n l),le1S cil n now bo removed from the cahper. If they prnv!! \III1ICIIII to ,emove by Iland . II pair of long·nosed pi ie,s can be lIscd Lill :Iway the shims and tens.on sPflnus (whe,e lilted) (phoIOS). 7 Ca.eh,liy clcall Ihe .ecesses in the cahl>Of in which Ihe h,ction pads :md ShUllS he. and Ihe exposed faces 01 caCh pis ton. rem oving allu3ces 01 d"t 0' rllst 8 Us",u a p,nte 01 wood. e.l,eh,lIy rUlI,1et Ihe pis tons. n 1'1,11;\1 IhH t&#34;,&#39;~e p"d tens,on SI""'U" Oil Ihe hr~ke 1)o1ds i1fl<l shims ililfl locale mlhe t,lhpCf . NOle Ihi11. whe,e ,11)I)hcal)le. the affOWS on the ~hUllS m&#34;~1 I<le.: Ihe lo,w.,rd rOIi1UOII 01 Ihe iron! wheels (photo). 10 ,,,,,Crlthe maon p;,(1 Ictitlll,nU prlls. tIIilklt1IJ ~&#34;,e th,11lhe 1i1nus of the IUII51(1I1 SP"II\j" .lIe under Ihe rCtallllll\ J pins Secure Ihe pillS with Ihe ~&#34;,,,II w,w d,l's 11 R&#39;·IM~<lt (hf! I" ocl,tlu,e on the .emil"' .. ,\! hom bri1ke then ,cl,t the ....heels <llIti lowe, Ihe Cilr 10 Ihc U,ou'HI 12 To co,,,,(;l ly ~eill t hc p'stons. 1l'''''))lhe !,,;.ke pedal suveral tim cs ",,<I j,n:,lIy top "p Ihe hydri1uh c Ih"d level in Ihe m.1ste, cylinde.
&#39;&#39;&#39;~&#39;&#39;&#39;&#39;&#39;&#39;&#39;&#34; ;,S n,~:&#34;sS,l&#39;y
<1 F rollt brake caliper _ rcmoy'll iltld refitting
1 nemove the f,on! disc pads i1S tie sc"lJc(/ in Section 3. 2 1111 'S Itll,,,,d,,(1 10 lit ncw Ci1tiper pistoll s "nd/o, seals. dep,ess the tH.1k'J Iwel,,1 10 hlUlU the pistons i"to COI11i1ct with thO (fisc and <lssist ~&#34;hs<:qllc&#34;l H:fllOV<l1 of the p'stons. ) FII a h{JS(l ciilt1lp 10 the lteK'ble hose ICi1d,llg \0 thc c'l hpcr. If a hose dallip 's not ilYil,li1bto. tighten" p,ece of l)Qlylhelle she"t beneath the
3 .4 A pad .et<llnn1U pin and clo,) (ilffOWt:d) 3 6A Ret1lovinU a d,sc pad 3.6B The two disc pads remOved
.>.6C Disc pad and shim 3.9A T he shim allow must lace tho forwa,d rotation o f Ihe f.ont wheel
'-.. ~
, .
3 .9B Fitting the tenS ion springs
.--.::.:.:; .
....... . ~,&#39;
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