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"ust villvc clcnrnnce s when lho engine is cold, he lween 20 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'~ 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 " .
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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,..,,,
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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

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 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 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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15 Fau lt ui(l9"0SiS ~ cooling system
Sympt o m
Overhe En\lIlHl !!ms too cool
loss of COOI,llll
...
Chapter 2 Cooling systern
Reason{s)
Insuff ic ienl coolant Drivehel t slrppinu R;JdralQr core btockcI .1. or H"lIe rpSI"tled Air lock in cool lnll SySWIl1 W mer hose Coll.1psed, or linked, ''''red",\) flow TherllloSI T hernlostat dtlf.!ct,ve , (), 110 Ih,:flnosut W,ol1n Ihe"Il Dcfe~llve p,ess",e cap l,:akln\l hos,!s leak 111 ,ad,mOl. 01 hen"" tOI() TherrllOsl,lt or 111111111 11~I~l~1 In,l k Blown cylinder h'~ild O.l~l." Crn ck(!(1 cy"nd~( bfock, 0, h(:"d
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Clwpter 3 Fuel The fully ~u!OnHIIIC choke system IS lor.olle(l 011 lh'~ "oill-hami side 01 t he Cn'UUlCltor hody a Carburcltor -rClllovill 1 Disco nnect the Iwltery . 2 nc",ovc Iho) "" cle 5 Disconnect the fu,,1 f"ed ilnd ,(:t",,, plp"S I,o'n til" C ... I"'H-tt,,, If •• cl, ,,,pf,, IIYI' " hose dan,p IS l'ltr~d, CUI II,e ,: 1""'1' II> ""n,w" ,t .",,1 "·'''·W II wLlh SpeC ifiCatiOnS and wlrt ,III the 1r0$CS Top u p til" ",,,,I"'!I ~y~!t:m II necessa.y. Adjust the ,die ,;p,;Old ;0111 IIlIxtuw a,; d"·,,.,,lred II, 5",.1 ,,, " 12 .
Fig. 3,5 U·circlip 011 the choke operatil\g link (Sec: 9)
A /I
Fi9 3_7 Upper body components (Sec 9)
Flo,lI telaininy pm Ftll.'t c o NlJcdto V;I/V(!
POWCI v.1lvc
9 Weber Cilrhurettor -dismilntlinu [lnd reas~ernhly
Note: On 1977 mod(!/s onw,lf(II /lIP. cmlll/id/ot 11,15 ,1 '/Jy PilIS' tdle IIdIItS/IIIY SP~'W willch IS sc,l/r:iI //I l!lodl/cllOn wl/h <1 willie (}f ljlCY 1,/,'sIIC (:,11' UlI(ler /10 CItC(ff!!s/a/lces should {/II.~ SCI('"W h e /,)t!J/JlNl'd wi/h (Fly 322) 1 R(!II1Ov(! the C.1,h"n;llor I! O"l th e ':Ol!)""' . ,1~ dr;w,lp.oI ,n Section 8. an d cl(!,lIl th.) f:ilrl""etlor extC"Of w'lh 1'.,['01 or a walt' soluhle t"OI",,:l;\,y 1'/,,;)11(:1 J. C;, rdully I"'S" 0,,1 Ihe U'CIIClrp w,th a hC,(lWII"v" •• lIul ,h~COIUlo:cl til" '.ilok" pl"w oj)l:(allnulrnk :I 1\""10\"" tire ~I X ·,,:,,'ws ;'"It ,i,-(;" .h II" , GIl1"""llor "Ill"" body. ·1 Uns';",w llr,) h'n~s nul locnl"d:ot th" ((",I ,nwk,) .'nd d el.1cll Ihe flU'l
Iolt"1 (; T"II Ollt tlo" lIo;i! ,,,t.1"lII'!J pm. ;,nd dd.1{,1r II,,) 110;11 ,Hl d needh~
v:otv" I, R"",,,v,, tlon th,c" ~c,,:ws and d"t.u:1r tlw po","", valvc d';lpl"a!)1ll .'~h,,"'tJly 7 U"hl:",W thn ncedle ~"Iv" ho,,~,nu 8 U"suo:w the It)( and Io:t pt"\Js I. o r" til" c."jJ\""l1m Imdy. not"l\) th .. , p"~.'I'o"s III wh",h 11,,;y ;0,(, f'lll:d ~) I~l"ll()v" (h" two cn ,"b,on luhes ;011'" ,,,'IIOVIII\) the two lll,lIn "" l"II rt<.:t,on t,;ts 10 1l<:!lIUVC lorn sr.'l:ws. t;JkC nil II", ,1co:"I,;r.lto , j)"Il'P co"", ,,,,d ,,,,,,,-.vOl ttl<, d',Ij,lua!l1l> ;Hld 5P(in'l SUlul,, "11,,1<;1, ','rI"'v\! tile '11'tl·~tall d,.lt>lua~I'" 1 1 CIo';j1l .,ll ttlC compontnt s ;oml Ih,,' (.:n,;w" Ihat the lets ,\10 ,u",I".t,,,. :t"III,y I,tow",!) t IHOI,!)11 Ilw'I' I J. Ca,ciully ';C,(,W ", Ih e moxtu,e sc.ews Ul\lI( (,aeh 01 Ih cm con1.1cts
Fi\j. 3.6 Removing the upper h ody -nrrowed (Sec 9)
A II
Fig. 3,8 Jet locatiolls (Sec 9)
Mwn ICIS C Idlc ICIS Air COtt~'CIIOIl ;"IS
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