engine coolant FORD CAPRI 1974 Workshop Manual

46 Chapter 1 Engine
35 Vnlvo clearances -checking lind adjustment
Adll'S 1 the inle t Jnd c~h&#34;ust villvc clcnrnnce s when lho engine is cold, he lween 20 <Inc! 40'C (68 i1rl<l104'Fj. Clear,1nces ille impor tant II the CIC;)IilIlCC is 100 !J,eil1 the v,1lycs will 1101 open as fully as they should. They will ;lIsa open 'ille 1111(1 close early. Ihis will alfcel the engine perform,mec. IIlhe ch!"'anccs arc 100 smalilhe valves mlly not close COnl l)lelely which could resull in lack 01 compression and ve,y soon. hurnt out valves .md valve SOillS 2 When tummy the cngmc dUflng valvo clearilllce adrustments ,llways 1l11111ho cnuulC ulthe duoel'0n 01 norlll;")1 10\<lI;on hy means 01 a ~1)illlllCl on the puliey nul 3 Tt"" tht! cnyulC imd <JlIgn the C!llnksh<1ft pulley 111;l,k With tho O'I11",k on the 111111111) cove. 1 If Ihe c.,lnksh.111 pullev IS 10t.1ted Unckwn.ds ,lilt! IO.W,l.ds sl'ghtIV.
th e valves 01 N o 1 or 5 cy lll1(le l Will he seen to be rocking (the two lOCker .1.ms movlI1(J '" oppOS'to tlireCt,ons). If thc vlllvcs 0 1 N o 1 cylinde • .1IC lockll1~J. ,Ol:lhl the CI:lllksllol ft th.ough 360' so thl1l those 011 No 5 cylinde. ,lie ,ock"'!J 5 W hen the vlllves oj No 5 cVhnd':I :lre In thiS position. check the v:llve cle.1 .. lOlces 01 No 1 cyhndc, by IIlseillng a leder gnugc 01 the
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&#39;~ 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~!&#39; 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&#39;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 <HId exhaust valves (Sec 35)
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36 Engine anciIiMies·· ref itting
Rcle' 10 SCClrOIl 8 "ud rul,t the Irsted COllllJor&#34;&#34;&#39;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~&#39;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,..,,,
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58 Chapter 2 Cooling system
Goneral descriptio n
Tho coo1inU sys tem IS of tile flfCSSll"sc d type consiSling of 11 helt·driven pump. h0l11 mourllc d .ild,ator and thermOSI"! Th e hClt·rhrvcn 1,111 IS of SI;mf!ard type on carly models, bllt of VISCOUS drive IYlle ( l) holO) on lalC I models. the lallci jllCOrPO'ilUllg iI speed 1I0)'I<1110n (I(!vkc, On 3.0 hue cnOllles t he IhcollOSlill IS IOCillcd (I( tho,'! 011 tiel to tl lC tOp hose. but on 2.8 htre engines i, is localcd on the 11110 1 hom 1ho baliom hose . Lmc. models <lIe f'lIed wllh .. n CXPilllSioll !lIlIk Tho s ystem functiolls as follows With the cnuine col(I, the thermos! .. ! is closed and the cool;1I11 is I)Ull1 llCd thfOU!Jh Ihe enU'ne wilIClwlly5 tln(t h(l,ller only When the enuuII) ,cilches a prcdCIClmulcd ICmpc<nIIllC. t he [hCllnos!al oll'ens alld the COolant lImn cllculales down IhrOlluh the r,ld,nlor 10 provide <ldd,IIOlwl r.oolll1\) Where <In C'I)ans,oll tauk IS " ed. th,s cnsurcs th.11 the cooimu system IS always h,n by collectlnu coolant when th(! CII\JIIlC IS hOI olild 1f!l l11lllnu It as Ihe enUlnc cools


Fin. 2 .1 Coolinu systelll (3.0 lilro cngine) (Soc 1 )
Fig. 2 .2 Cooling syslcm (2.8 litre engine) (Soc 1 )
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Chapter 2 Cooting system 59
1 I VISCOUS (IPlVC I,m coupling (I,~mpc,alu,e sensitIve 1VIle shown) 2.5 Tuppill\l -lIplhc COlllilll1 h,vel in the c~J)alls,on \;lI\k 27 Checkin U the drive-belt IClls,on (28 hire CIlUulC)
2 Routino Illaintcnanco
Altho ,n1C, ... "ls SPOC""]!! utlhe Rouhnc M .. "UcnanCf! SOChOr! on Ihe 110111 01 the m;uu,a1 c;lrIy oul the lol1oWl!ljl p.occduoes
Check cnoling syslcm lor /c,1k.~ 1 In spe cl Iht! coolin!! sysh),l) hose s 'llcludlll!) the ,adIOiIO' :,"<1 Iwate. hoses for damage. detcriOlllll0n i1nd sccullly If Ihelt) is I'Irly IOulle;1I'01] of swelling 01 p<lflshinu ,en ew the hoses . 2 Chock the ,a<li;uo . fa . dilmaUc ;lUd leaks, ,llld clean ;lny dchlls from Ihe coolmg fillS.
Check coo/tint level 3 Whe r(l Ilrl expanSIon 11lnk 's hlte d (I"te. Illodels) lhc I;oolnnl ICv!:1 can tJC check ed without .enlov,nu the pr<lssu.e C;'f};1S the lank ,s made of t.anslucent f}I"st'c. The t(lnk should he ;1PP'OX"l1;1tdy hllil lull wuh the cool.,,, t lust cove.in\J the pillst'c lev<l l ,"d'CH tO '. W,th i1 h ot CI1U"'c the level 1"',11 he ShUlllly hiuher 4 On ciuhc •• nodfJIs not f'U e(1 w,th 1111 exp lln:;'(l1I wnk the level &#34;&#39;&#39;&#39;~t be Checked with the .. muine cold . Unsc.ew Ihe .ad,alO' p.essu.e cap and check Ih,\( the cool,u'l leve l IS hetween 25 0 111111 (1.0 In) ~II(I 35 0 111m (1.'1 In) helow the base of the filler ne ck . 5 Top·up the flurd level USing the COllect sohl\lon of wa!IJ' and ;mtilreele with the enuino cold (photo) 11 the c"Ulne is wal"'. the P'<lss,,"e Cilpmust be remov<ld slowly to illiow Ihe PICSSUfC 10 e sc ape U'llduilily. otherWise the pres su.e d'OI) fllily c~use thc coulllni to hod over cllusi,,!) I)Clsolla l Injury.
Check drivebelt conditioll and tensioll 6 Inspect the complete lenlJth 01 th e tJrovehell(s) for dClello.,llIon which WIIIIlI)f)e,lf ,lS h1lyll1U 0' UlilZinU to the 1)Ulley cUl1t ilC t su.fi\Ccs. 7 Check th(lt the deflec tion 01 the d.ivebclt{s) midway hetween the wate. pump i1nd (litelnntor pulleys is i1pp.ox,,11i1tely 100 111111 (O 4 OIl) under 1ll0de'i1 le thumh p.essule (photo). 8 Whe.e ~Idiustillent is neceSS(I'y. loosen Ihe Ililefllilto. p,vot and adjustment bolts. re l)OSlloon the alternilto. then tighten the b olts. A leve. mill' be used at the pulley end o f the IIlterna tor 10 o b1;lIn Ihe
COf/ec t tension If .equir e d .
9 Run the enuine f o r severlll minutes Ihen rec hec k t he lension.
Renew,1/Jtilreeze 10 O.am i1nd flush Ihe CO(lhng System as descrlhed in Sections 3 and 4 . 11 F,II the coollllg system With Ihe correct solullon of watel and amlf,ccle as desc"hed in SeClions 5 and 6 .
3
Cooling sysl e m -drai"inU
If pOSSIble. ensu,e thilt the engine IS cold belo.t! d.al"i"lJ Ihe cool ant. 10 aVOid the fisk of scalding.
2 Remove Ihe .adlatOf or expanSIon tank IIlIe. cap. If the eflUlnc IS hot. Ih ls must be done vl;lry caul,ously, because a sudden release 0 1
Fig. 2.3 Clltawa y view o f Iho expan sio n tlln k showin g tho plastic lovel indicator -tH rowed (Sec 2)
P'".'·S5U'0 CilIl ,esull II. the cool(lnl !.>oIling i1nd blOWing Oul. On ,1 hot enUlIle. plilce iI cluth ove, the caf} and lurn il ve. y uently. '0 release tim p,ess\lIe slowly. 3 flel110ve the SplilSh shield frOI11 b enomh the ra(II;IIOf. of i1pplrcilble
" Unless !he coolilnt IS beinu discarded and thc ca. 's over (I slilt illJle
d'illl1. ,,'"ce a deiln IWO i1nd a half gallon Conl;1ine. underneath the ,adlaIOl. !) Rel110ve the radlatOl bOllom hose lind allow the coo'al11 10 drili" . 6 If the SyStel1'IS to be completely d,ained. rcmove the cyhnde. block d.;1I1' pluU and draIn oul Iho .emainlng coolant hom tho engine . ThiS d'illf' plug IS locilted all the s,de of the cyl inder block to Ihe rear of the oiliolicr. 7 On 1I10deis wilh all eXJ}ilnSlon tank 'emove the rad.alO' cap as well
4 Cooling systom -ftushing
In IUlIe. !he cooling syStel11 Will lose ils efficiency because o f a bu,ld'lIp 01 .uSI and sedunen t in the radiator. To clean the .adliltol. .emove thc IllIer Cill) i1nd 'he bOllom hose ilnd !lush Ihe radialo" by inse.llng a hose in Iho f,lle. car> neck i1nd funninu Wille. th.ough fOf about tr.m I11mules . 2 If Ihere is a Ilea vy aCCUmuliltlOn 01 sediment. it is betler to .eve.se
flu sh Ihe .adl~tor. by connecting the water supply 10 Ih o boltom of the rilclmof alld allowinu II 10 flow oul of the tOIl. Speclnl hose adapters arc avai lable to enahle thIS to be done w ith the rild.ator In I)OSllion. but It is p,efe.able '0 removc the lad,ato. and tum il upside down.
3 Remove t he thernlos,a, (Section 8) then .eve.se lIush Ihe engine wi,h a W1l1e. hose u n lll clean waler flows from the .ndlat Of bottom h ose connectIon.
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Chapter 11 B odywork an d fitting 1 93
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Fig . 11 .2 6 Heilter control cil blc 1Hljus tm ent
on SlHn (IMd heilter (S ec 40)
A (),.\·/"UlI/Ot flajl COII/ro//aVllr 8 I/Cgll/;I/O( Il.7p con/fo/h'vt'f
"'!ovy dilly IIfHltOf Chl.-r.k thilt Ihe d'Slflhutor 1I"p levc. ,HId WilIC, cont.ollcve. (FlU 11 28) we 011 Ihc cnd ollhl)" Ir,"vel ilnd clamp Ihe oulC, cablcs "I \IllS lIon.
AlllwMCfS 5 On complct ion. reconrWC I Ihe ulove comp;lr llllent liUhtinU leads.
Ihen lelil Ihe Ulove COllll)nltrllell1 nnd reconnet;1 Ihe hnllelY emlh len {1
41 H OMe r controls - removal and refittinu
1 Disconnect Ihe ballery eimh lend. 2 Rcmove Ihe s teer ing column shroud (2 screws D tthe bOliO",. then pull oul .lIlhe lOp). Lo wer thc stee.ing column (lel\Ving Ihe twO bOltS in position) sufficiently to ullow t he inst.umenl cluster I rim to be remOve d. 3 DIsconnect Ihc switch 10MIs ;lnd remove the instruments cluSIO' t"m. COllll)lot e with cowl "im (11 screws). Rcmovc the instrumont clusle r l!clOI (3 scrcws). 4 Pull oil Ihe hOiltor control knobs. II t his IS 1I0t possIble I><cilk thcm wllh ,1 larue pili. 01 pllors then rCl110vcthc conllols (4 scrcws). 00 not d'SCOIlI1CCt the control ci lhles ilt the heiller. 5 l1uI1Iove t he hCilIC' control PiHlCI ( 2 scrcws). ilenlove the b lowcr
sWItch illI(1 light i"'1 leild5 . D,sconncct the cilhles 110111 tho hCiller COl1lrols Rcll1tlllU IS the .evcrse 01 Ihe rcmovi,l p.ocoduro. du"ng whIch It
.. hc neccssmy 10 adjust th e callies. as dl.'SCfllled III the p.evlous ::. .on Also it w,1I be necessary to obtall1 new hCille. control knobs where npphcable.
42 HCHte r
water villve (hellvy duty heater) -IC lll oval an( 1
refittin g
Drilin
the engine coolant ilnd dlsconncct tho lowe. hosc !rom th c ,aulato. (,efe. to Chapter 2. II necessary). 2 Disconnect Ihe th.ee water hoses f,olll tho Wille. valve. 3 Removo the OUWr cilble from the clip on the WilWr v~lve bracket.
Ihen lenlOve the assembly from the bulkhead (2 screws). 4 Twis t the wate r valve. to disconnect the cable IrOI11 the operilt ing
l ever .
S Relilling is Ihe reve'so of the removal p.occdure. during which ~dJustl\lcnt should be m~do. as described in Section 40 fOf the heavy duty healCf On completion. re li t the rudiutor hose and fililhe cooling SYSt(:rll . us described in Chapler 2 .
43 Heater assembly -re mova l and re fillin u
1 DlsconnOCl lhc tJiltH:ry ea.th ICild. 2 -,,,in the COOIIlI1l. rei!;fliny 10 Chllpte. 2. II neCCSSilry. 3 sconnect th e Wiltcr hoscs from the hoale. he;!t e.chanuc. (phOtO). II I><il':ticable. hlow th.ough Ihe heat e.chunger WIth
2111111
- ' = 1 --·-~··&#34;&#34;I c,
'1,:-1
F ig .
11 .27 Heale r COl\trol cilhle ncJju stm ont on heilvy cJllty hl"latot (Sec 40)
A /),., ·{n/w/III If,}!, CQII/lo/ft'vct
Il"'·I·"1>.1 VU[ CO""'OL U·OL(
".."Tt"CO""'OL -NIL\[
Fig. 11.28 Willer varv e o n heavy duty heilter (Sec 40)
43.3 H eiltel water hoses
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inlet manifold - 83
main system components remova l and refilling -80 m~intenilnce, routine -79
specificiltions -67 to rque wrench settings -67 Fuel pump carburettor system cleaning - 68 re moval and refilling - 68
testing -68
fuel inject ion system removal and refining -80 Fuel system (carbureUor) accelera tor cable -74
accelerator shah and pedal - 75 air cleaner - 68
carburetlor -66, 68 to 73
description -67 e~ haust manifold - 76 lault diagnosis -85 luel pump -68 fu el wnk -73, 74 fu el lan k fille r pipe -74 fuel tank sender unit -74 inle l manifold -75 mainte nance, routine -67 specifiCiltions -66 torque wrench senings - 67 Fue l tank cleaning and repai r -74
filler pipe removal and re fi\ling .-74 remova l and refilling -73
sender uni t removal and ref il\in g -74 Fuel tank sender unit (fuel injection models) -83 Fuses
G
general -220 specifica tio ns - 199
Gearbo~ see Manual gearbO K Gudgeon pins - 37. 52
pdbrake adjus tment -153 cable(s} and rod removal and refilling 155 lever removal and refitting -154
warnin g hght switc h -225 Headlights alignment - 212 assembl y: removal and refilling ~ 211 bulbs renewal-2 13 Heater assembly: diSI11(lntting and reassembly 8ehr - 19 4 Smiths standard and heavy duty -196 assembly: removal and ret.tting -193 contlols
adjustmen t -192 removal and refilling ~ 1 93 water valve (heavy dUly heater)
removal and re fitting - 193 History o f tho nlodal-5 Horn faul t tra cing . remova l and refilling -220 Hubs, front
bearings renewal -162 removal. ret lu in g and bearing adjustment -16 1 Iraulic systam (brakes) bleed ing - 152 pipes and hoses removal and refilling -151
Index
Ignition switch and lock -224 Ignition system -87 el seq Ignition sys tem amplrlier module (2 .8 l i\(e mode ls)
r emova l and refilling - 94
condenser (3. 0 litre models) -90 COntact bre aker points (3.0 litre models) - 89
description -88
dis tributo r -
90. 92. 93 fau lt diagnosis -96
firing order -87 mainteMnce. routine -88
spare plugs - 91. 95 speci fications -87
t im ing -94
torque wrench settings -87 In strument cluster ill umina tion switch -224 removal and refitting _ 221 Instrument voltage regulator removal and refilling -226 Interior lamp and bulb
removal and refilling -217
J
Jacking -7
L
lubricants and fluids recommended - 17 lubrication chart - 17 lubrication system
M
2.8 litre engine -39 3.0 litre engi ne -53
Main and big·eOld bO(lrings e~amination and renovation -37, 52 Main bearings (3.0 litro engine) removal - 51 Maintenanco , routine bodywork and fillings d oor ch ec k straps security check - 16 locks, door chec k Straps. tuellilte r C<lll flap lubricalion -16 locks operat ion chec k - 16 seat belts wear/damage /security check -16 underbody protective coati no chec k -16, 176
upholstery and carpets - 17 6 windsCtee n illld windows cleilning - 16 braking system
h andbrake linkage lubricat ion -16, 144
h ydraulic fluid levul check /lap up - 16 . 143 hydraulic flu id renewal -16. 144
line s and hoses check -16
pads ilnd shoes we." check -16 , 14 3 servo check -16 . 144 vacuum hose check -16 Clutch adjustment chock -16, 98 cooling syslem
coolan l leve l chec k/top up -16, 59 coolant renewal -16, 59 drivebelt condl tion/wnsion check -16, 59 leaks check - 59 electrical system
ballery elec tro lyt e leve l cheek /top up - 16. 200 equ ipmen t opera tio n check -16. 200 headlamps cleaning -16
253
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