l20a, l24 & l26 engines em
TRANSCRIPT
7/26/2019 l20a, l24 & l26 Engines Em
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SECTION
M
MODEL
L2OA,L24 & L26
SERIES
txGtlfts
ISSANrilOIOR
O.,
rD.
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I155AN
-
ENGINE
MECHANICAI
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GENERAL
ESCRIPTION
CONTENTS
q
sir.rwr
nhiurc ror LN(r)
eigft.
L2OA,
L24 AND
L26
EI{GIIIIES
tn'
2r0 $ds
doddr sE
p.*dcd
e e b y l h l L 2 0 A o l L 2 6 e i c h d '
rtu L24
€ldic " h a siist
mdurF
ior is usd
on ih.
gtrllo
srid
models
sd
rhe Nin dlbuntor
of
1260 eisinr ! on th. s30 si.s
Thee€nch€f.dufo'Hc'nk{.
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? $ 4 i j g c E i k l h i l t b h n d '
sooth, dep.ndrble
dw*.
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i n d d b l o . k h o d h ! f u g ! U d ,
Nor.: on nhidd .quips.d $iin
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rir .ondirioDd, irro
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sp..d br I50
ryn
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tiri ihri
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e F.t.c.D. s n
r,l/r: Mdu,l
rdmidoD alrr: Autmaricrdmi$on
CYLII{DERBLOCK
.$im,
tor 'r!idn*t
rnd hthq
dudbiliry.
or 3 hignly
gid dapiktt
ddiE! tr
cqune no
conprdtd
kPPd chmbd
bdo$
of tne
oHc
etrgii. syn.n and
husn lish.ve4ht
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CRANKSHAFT
spdhl rors€d$dl.
Poidd wid r
hi8h
qp.c
Y
bariid. wcishr,n soss
quntEs ,nd high duGbilry d hish
!r&d op$dion.
Men' ba nss d.
lubi.ded trm o
holeswhich nt.r
ed rne min oil srlldr whidh ld
CYLII{DER
HEAD
rE Ernl
clnd!
hed
Tne
cyrindch4d is mad.or rshr
6dnns .fdeicy
a
hn$
6r
ElE
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l]ons
m
allhot
prcsftbd.
CAMSHAFT
non rnd
lootd insid€ ihe
re.kn
.ovd. In ihL
ensio. ir ninun
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T n { e i m d g d e r y i n t h e 6 f '
sh,fi
md to lubicd€
rhe cm
Pd
w h nany oil
hol.s is
soridld,lois
rh. smhzft. Tnn
dil
pipe p'ovidql i
s u p P o n . d b y N o ' l . 3 3 t r d 5 o m d d i
PISTOI{S AND
coitl{EcTll|c RoDs
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{€
of 6r ilunanum
slipp.r*rr ryP.
*ith invrdttur.
Th.
pidon pii
tofi
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nel hollor
rype md
L .on-
n.crd
ro rhe
pisbn
ri
r fun asiins
comdiq rcds e
made
a
d.sed
(&1.
Full
ple$urc
lubastion
i.
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dilled oil
pss€6 rrdd
rhe adj:eni
roh badq
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oil
hols 4
rh.
om€di4 rod
owmk
& roErd s
lh *o i l t 3 l pp led tog t v . dMm
tubndfion
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io rul beiis
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\-
VALVEMECHANISM
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prcrides
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iddl
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pd
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CAMSHAFT
DRIVE
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M,Ai||FOLDS
ft. crnaln fairrdld
.yp*, i r
drzr
exhiud syr.m drnded
ro
pr€i.
d€crine n otrtput
du. b
dhud iiie..ne and ro
ircrcai.
oulputlfuoughlkin{'hgwigiig
p i P 6 b y ' l z i g 4 , w h i c h i ' ' $ i . @ d -
FE.R$.3 tisu{ trd irkh. h$tdds
ENGINE ISASSEMBLY
CONIENIS
PRELIMIl{ARY
CLEANIl{GAND
I SPECTING
du$edbling,
.hek .ylind$ hdd,
notrr .hiin covd. oirpannd o ntbr
2. Chc.k
a$udor,id
fuel
PhP
tioi,
ficks or oiheske l*kse ol
'i!r
P3d
iheir
Frlrd
tr mm{rd
3. R.mo* !n d&nd, alrodo,
hole b
pidst
$rry of rorcign
4
wlp€
dud md mDdoff.,\qrrt.
5.
rnsP{rbro.k, ockdco*r,
nonr
pds ror vistr,rd!f&$:nd broker or
6 . T d d p i p ' u s d d . l - t l c a |
DISASSEMBLY
To
EmoYeensine om *hich,
L
R.move
tanmftrion fron
?. rhonu8lny d*d cisdc oI md-
cooradby E,ioviig
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0)
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pu
cy.
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(3)
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(4)
RedowoiFa$eM,ch.
(s)
rrid .qiJ!. dh.hnni b
ryr
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Engh.At,chn. sm534{xr00
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6. R.nN. hig' rdon
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is
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30. R.noE
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INSPECTIONAND
REPAIR
CONTENTS
PREPARA'IO1{
FOR
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CYLII{DER HEAD
AND VALVE
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BUSHII{GAND
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rorqr.
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D0 not ld
crnldEft
whil.
ll1.
rhniq4.
n b.bg itrsrd
*e wle
pnnted
in
th.
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l ' l i * s u r e c o i f t d i a g r c d b a d x
Y : r n , E p l & ! b a l n 4 w n h d o & !
n-
b@nq a'd
sdld
rh. dankrhaft
crushbn*ebd'usyqdoviinb
riA'N64cnErhc64ri4own
d p j . f t s o r c y l i i d d b l o c k b € i r y
9 i t h a i e . l q s a o g . ' s & F i g [ . E { 4 '
4. Hhdle
.oniedins tudbsrins i n
F i E t v d s M . @ | i 4 6 4 1 i 4
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Connetins r.d t"&'ng und.rsir
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MISCELLANEOUS
COMPONEl{TS
CRAXI(SHAFI SPROCXET,
ccds 01 m
(0.00re.r
n) .ohl
Nh. fia6 chtrhc enshrtl
r{o lodrion
(dnsl'r|t
$il holcs ee
Adjrr cmdl&|i sprcckd ro€iion
rf rhe nn(h
oI chdn rcnd lih n
4!6riv{,ldjun'hc dmlrn sprcckd
:1. rui eitie uii xo. 1
pt'otr
3 hol. ii r|tr !in.
proftdr€
A
CHAIr{
ENSIOI{ER
AI{D
ff*
roq&
id..
(rI
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\
ofl
'h€ bi, endof 'r,! oLLo'F
oor,
rhe fur.h di chrn s
heyord 1lr
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Fi| EM
6e
caniofr dtite nIhanhn
rod i o rs mn
(oooe
i ) b t
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Not: R.phe;ds
*
rt rbour30o
b 2r00c
r56q
o 423"F).
FRONI COVER AND
Fnj
.h..k fioit mw ,nd rar
oil
ml roi wdn or fold€d
06 eatins tip
d a i r b a k , g c ' I f l * e s ' r y , r c P j &
V i t h 3 n e w e , L r h c n i i n a n i i 8 a ! N
fr
rig.
EM 7r dt'd atcnrh*dr
I iqEB.70ch4Ni4|dahal
ENGINE SSEMBLY
CONTENTS
ro rcr n,in
bd'iry
qp)
s* FrguE
Nor.: Donot.9pl/Fbnr
ioo ud.
PRECAUTIOTS
I U ! t h d l d l g d y d s n e d p r n s '
Abmdn$,b .sure toaPPly€ ie i i . o
Us $aliit ro elinimr. wrtu md
(r)
Frcni coEr
saskd,
Frcit stdd
(2)
FrotrtcoEr: rop or
rro{ 6vd,
(r)
Main bonng
ep lid cylindd
blo.k, Ea.h sideof isr main
baliis
d ! m d o . h @ n q o | c y l i d a b l o & '
(.1)
cylinds
bb.k: st
p podrons
tuumdhs u ms Gyrbdrr rock
-__4.
CYLII{DER
HEAD
ll)r-r."
-li"Y
-
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i. che.(
whlihd
rbe lE
fr€ n fE
6 ' oub€he5 ' t i ng i3o ranunH
encn 9F.
rd,n
@ns
hchg
rE EM 77 tNtdi4 l@thdtl
|ad|i€plqk
shzft
and ishr.i r iosdhd wirn rud
Fi&8M.76]B|di44|eqriq
?. vdE rockd ivot embly
scEw Brv. ro.kd
pjsr
ioined
sd loe l i up la& {dL ' sb l l €m.
shlrr h cyliid.i h.!d
sdnly. tto
oblons
sooE
of lodliis
plitc
nar
b. dicded bm rh€
aront
sid! of
FiE.
EM
73 rqtoui4
qn,notl
s. Inr,x .ocL* ,mr
by
Pr$inE
do{f, EIE
qdrss
wirh sr*ddva.
7.
anr a*ihliis .yljidu hdd,
PtsTol{ At{D
co
l{EcTll{GRoD
.oitrdincfudstollrcdaismbd.yl
Innalr op md
e.oid
riis. ii nsh!
b ' s 4 m d J ' g h 3 s | , 4 g h p d s J r f , e
c. ID rh. combin d oil ;dg, drpd nt
.a, EMa2 aa.rbtins
Pilot
ld
' ' P i s l d n i g € x d i n r o o m d . i n g
in,.ndftli'gforcj!ircm0'5b
l ' s t o n . r n d l f t e a i d d f P i d d n P i
PEs
Srrrd Tlr03000l nd*
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.ndm|I.niolom4.iJ'g.d.
t.
aErg. s rbi oir
j.t
or M,
triri* id hic
dd li did.d
roF.rd
rne dgnl lide of cylirdd
F4. EM 33 tubti4Pbton i4
Fb Etu
30 aa.nbr4eraaq
h@d
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0 f l l
D D
ffiG
h.
Amns. the
pdr
e
rhd r& !'o{
c
Prior b lighrr4 bdrbg sp
d.
rist
en beins
eq bolb
snduuy
3 I . n : [ f l . o i l s ! ] q d i g c B n l r
r only eftr ba
q (No.
4) ir a
c. FoDr bsjis
(N0. r)
t
dio rb
sd. rypes ffi baliq
(No.7).
d. A
b€niss h,v. ao idqchtng+
Fi
En * ch-Etg
*-rd.ft
-d
4 , A | | I y € n 3 i r c b j l ' o n . i n b o l i i s
l A D l y $ | m l h € . h d d . o { d l
C G
D )
fl fR
\!
\p
&
D
fr
m
D
n
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0
D
B
ENGINE SSEMBLY
Fig'Ma3lfubliryreqor!@|
FiE.nM
3s
hbniE
nr|9h4t
o
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c. In,hll
piston
ngs rt l30P ro e.h
d l h . i , ' m ' d ' ' g i h * f i ' D l h .
\
I
Nots: Arnng. comHtir8 rcds and
M i e d i j ' g s d q p s $ E l l h e
cyliidq ruhbd r,c in .n! sn.
F i 4 ' ' ' j ! 4 c \ | h d ! h . ! d b d t
(l)
rhorous,{ylo. .y h dq bn,!k
(2)
rui
{aitshai
un'il No. r
(rl
rL13k. src th.' .dnn\lft
sPockd lodt ion 'mid 'mdpI Ie
obro4
sroove
r. 3r8red d rhen
(4)
wlt.n dnxrins .ylind& hexd.
(5)
Do
ior iofu,rks|un md
(6)
rs'|onriry 'iqrr.' rNo borr
o.@
sho$ h
FEu.
ELlr00
h. Sd limiis ch:h by m ins it
mtiis mrks d8tr ejih rb0s 0
m''ksh,fls!fo.l{dmdcnd''fi
sp ' ckd lh .gh i fu ld jde.n 'ae
c No. l hole i! radory djun€d
wheo ci,i'
nFri$
ere$ively
,djun sElhan {@*d d No.
Nor: adju$ l[
llorosioi
0r.h,i
ri!reEr sphdr! b 0 nh
(0
D).
F i g E M 9 J c r r t r | @ b i g e d p l q
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3 ' A p p l y g h i b ' r o r t s i d .
, , F h d l y t i g l t m | u d b o | t b l h .
d.che*
ri.
h+hr
dins.trc.
be
r ront
coEr upper hft. Ils
e. Nor. rh,r dirTnefi rypa of bolt
@
2r. Insbll cnrklnft
lrll.Y
aid
i . B !
s rc b r i g seohrhohs .
lr. rinal oil
Php
'nd disribtrror
1 Asnble oil
pnmp
rtrd diiv.
spjndr.s rhi
th.
prcj.di'n
on ib
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ior ro4d ro isbu ruel
bdye
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lud
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y
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E EM.es hddti4
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26. Adjud larve d.mn e to tlr
fidny djue th! d6drc. ro
rne
For derril!,
rrs ro
"adjffirs
iftlc rnd exlsur
nlYe dannc"
30 In.rdl rud pipes
and sdrm
{ l P i P € s a n d h o t s d [ u l d b .
.lamp.d tmly.
beins rcI no|o
.llo{ rh.n b brdd. sd djaed
31. lidrll
ih{mosbr hourins,
p o s i l i o r o ' D o ' o l l o @ l . o i n s l r ] l
Nor.: Bond
sr*d
ro s*d
ora
Fi4 EM ]tu adjudgutv cbson@
34. conn{t
d dburor o
prug
kh
35. rnftr1 ensi.enounr bock{
on
spedar odl
clurch Atisriq
B,r
FE. EM)07 tnddti@ ctuicb @edbt!
litting obh,
hoi.r .nsin up a wly
non .nsi'E laid and h.n
downonro
.nsine
cunr. rilril
al&mdor
bc.kd, ?dtuniig f,
atendor, d
(03r5
o 017'
in)
vh4 rhunb
0'e
r€y! A Presd fon. n,bou '0 ks
c2nb)].
.i&EM1a5!r,d1h'no,ihB'
23. htull
diriiibuio'
s.mbly
29. INbI ddureror r@bly
and
o'hucror insuldor
wrth sdp reins
upw j i d ,T ighhn i i g . o r . re0 , s t o l l
Ftr Lr4
(r*n
sib
)
tn$arl hat
. V
,.6X /A
-a/fi\'\)\'u//
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34.
Innan
€ngiie
nounr bnckd
(rish'
hsnd), ojl
find, oil
prsue
*r.h,
oil lewl
s!ug.
md wab dcin
dus.
Irlren iidrnbg sn oil fte,
hden on .ylinda blo.k
by hl'd.
Nob: Do ddr ddthh
flrd, oi oir
19. Posd.nsift oil up io
sP.cifred
SERVICEDATA AND SPECIFICATIONS
A / r : A d o n d L r r d n . n o i
GEt{ERAL
SPECIFICATIOI{
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TIGHTENI G TORQUE
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SPECtFtCATtOl{S
lls.6 b rll.e
(4.55r
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Exh0s
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b) clnldzfi tnd
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d
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TROUBLE IAGNOSESND
CORRECTIONS
ExKivc
d.n*shan .nd
Pby.
Lrpopd ometiis od disdnenr.
wom and/or bbkd htidn
ldjunnis
Ee*.iv.6f.hafimdb4ftudanne'
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conn{tiq rcd
alGnmed ncored.
cdirrsbn
jourMr
*on dr dd...rdund.
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SPECIAL ERVICE OOLS
i dcs iighrnhE.
Ardtndt ror sriins ln. .nsincon \e .nsjne ,id.
{"-,-
l-\"-"r'
{\-' I
Inis 6gim dhd 'lqdy n usd fo' d
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fl
I
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'hft
rool s uEd to
prek
dains lrom
ihdii's c/n'dd hsds u cm sers md $aft..
spEki hoto* sr bolt e
ued
in rishtidg
.ylhdd h.ds
''Lgd.se!gn'6Tlrisvrtnchisqe
I
rmoe Ihe
qp
irom nrh being
$'hen
tni: rool su*n vi$ aprcs o dir. pininro,o. urot,
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T1
5
ool i! osd to
.omprt$
yarve
pdns y ih. cmbhed
actiooof its cM aid Lwr, iteeby
ffj|ndiis rheFnovd
4 innahnon of mn.d (rd
ssisir
!8.)
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'Irft
bol n usd io
pu!h
pilor budrouror p!ao
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ltli3 iool
ai
u*d
lo
pulh
a
ip
ryp! rcr oil sal ror Lsi!!
ftn
rool
d
ued ro.onpie$ prdoi
di$ wh e
prion
is beia
tld iool ir tr*d rdgdh(
fith a
rorqu.
wrcrch
n rishknis
pid rockNi for Ekc de3me adiushmr.