1993 NISSAN SERENA Service Repair Manual

INJECTION
PUIiIP
Assernbly (Gont'O
23. Adjud dimension 'L',
as shown.
''L : 1.5 -
2.0 fim {0l)59 -
0079 h)
a llght€n l6k nd to sp.cfi.d lorqc,
lO:25-29Nn
" (25 -
3n k+m,
16 -
22 n]b)
b. Goltfu 3h.n ha a lelt'hand rhc.d io. l.ierle pumps
[email protected] to rold. in R'dir*lion,
24. Mea.!€
arial play
ot llyw€ight
hold€r. lf it is not within
speclied Enqe, adjust I by means ofshim.
''! : 0,15 .
0,it5 mn
{OmsS -
0ol3a h)
25. Mea6u€menr ol dimansion
"MS'(iorseiling rhe
tuerderiv-
Dlmndd "MS" la
rh. dl6t ne lrom
.l6ln9 plqg
to 3tarte.
ll) F€mo€
lock nul
Aov€hor 6hall
and lyweighl
atsenbly
(2) In.ial Tool
and llyoeight
as*mbly in
Ee 6uE to ln.lall 3hlm and wah.r etd
EF & EC-364

INJECTION
PUMP
Assembly (Cont'd)
(4) hslalrddrqauge logerhe' wrh rcd.
(5) Prc$ govemor
s eeve b llweilht and sel da gaug€
lo
t; (6)
Push t€nsion l€v€r until it
contacts stopper pi..
Betum gov-
€hor sleeve unlil siart lever conlacts iension lever. and
B€t r ro S,D.S- lor dlmF.lon
"MS" (dbr.ne
betwn cto€lng
(7) ll dial
saua€ indi@tion
ir not
wnhin the specilied B.ge,
€place d6ng pluq
and adlust dnension MS" to lhal
tl€ler lo s,Ds. ld avallibb $oi6 @tu.
EF & EC-36s

INJECTION
PUMP
Aasembly (Conr'd)
26. lnslall.ew plug
with n€w
O{ing.
AhdEy3 EdG plug8
wih |Ew da
27. lnslall luel cul solenoid v6lv€.
24. Inslall delivery valve-
a Alw.y5 us |Fw m.lEB
b. M.lc aF
ddEry vdE b elBtalbd In 6 onginalpo.i.
29. lnstall @nltul l€v€r 6hafi.
aPdY a @gl or glle
ro l.w 3h.n
end.
GOVEBNOF COVEF
1. i.slallgovemor@v€..
2. Install conlrc l€v6r assamblv.
Allgn alignn€nt md€ of lped
@ntd lew 6ftt @r rot bEr
H
t
6
a
EF & EC-366

INJECTION
PUMP
Assembly (Cont'd)
COLD START OEVICE
Insrall.old srad d€vl6 as6.mbly.
AlMysu$.|fuGdng, fol: Cold 6l.n d.vie tulnd h.ft
' '
s -
7 N.n (Os
-
0,7 ksFiir, 3.6 .
5,r n b)
AIR TIGHTNESS TEST
1. Fepla@ overflow connector wilh a boll.
2. Connedanarhosototu€l nl6t and imm.rc€ lualinjection
3. Apoly
ar ar a pressu
e or392 hP. 139 oar a
|g/cn?, 57
psi) and oh€ck lhal lh€r€
ar€ no
leaks,
ll lhere is any
EF & EC.367

INJECTION
PUMP
Testing of Iniec,tion Pump
hjeclion pump
tesr condnions
r4711 15201(1!71 1520 1t0 r55 2r! 22@)
2o r 6o x 450 (o
070 io235 i$07)
c (sr6
Ldsedsdiom rhs
d' re shah)
Prepare necessary sefrice lools.
t*: \$\F
tr+E Y6',.
EF & EC-368

INJECTION
PUMP
T€sting ot Inieclion Pump (Confd)
2. Pour resl oil inlo tuelinjeclion pump.
T6t oll .hould be lso4tt3. sAE J967d or h. dulvalent
.slallfuelinjeclion pump
lo p!mp
tesler.
Connocl pump
le61n tub n9.
5. l'ra[e surc gov€mor
shafi s prop€dy
]mlal6d.
(3)
(4)
6-
Bun n lu6l nj.clion pump
a5lollo$:
(1) Mankin tesr olin rank at45 io 50"C (1131o
122
"F).
(2) se!contbl ever ar "lur-oad ushg a spnns.
s€r mdhum
6ped adiu.rhg ew ln pGllld
.htun, by
tvrnlng 4ntercl4loLe,
App y
12 volls lo aclival. luBl cul sol€noid va v€.
Bolale lu. ntecton pump
by hand Io s€e it lt moves
(5) Boiale luel injeciion pump
at 300 lpm ro mak€ su€
arr a r
inside pJrp
chahber e db.h.rq€d +bJqh
ov€dlow valve.
16) Set
leed olp.€3surc at 20 rom oat
02 2A
(7) Rln in luel
inieclion pump
by rolat ng it al 1,000 .pm lor l€n
lt lrel l@l6gp, tud injelton l.i|u6 d unurul ml* iE nded,
imm€di.r€ly h.n pump
teater op€Ftlon &d chock ftFl Inl.G
EF & EC-369

INJECTION
PUMP
Testing of Iniection Pump (Conl'd)
AI}IUSTMENT
PrEadlustnenr ol tull.load d€l|v€ry
1 , Set connol beer at "lull-l@d '
by pul
inq spnnq or using
sri ndhum 8p€€d .djuding
ew In pGltlo.
3hoM, by
tumlng @nlercl@ksl*.
6: ieler to s.D.s.
2 Fumish votage ol 12 volls lo aclival€ fu.l
3. Bolale fu€l inje.rion plmp
at speciled
Dm,
ahount ot luel
lnjecrion.
Rqbr to S,D.S, ior tulHoad i€r ini6crid qu.mity
4. Calcu ar6 imba an€ oi fu6l injetion quantty.
,."",,""" g?J"""'S:#11':"
!1"-"r'-!,iit_e-" :etyr"
v6ry wlv€s
5. ll1h. imbalanc6 s outof
specitied range, changs d€lv€ry
Tqm adjwnng &w dodcvie
to lrc@e
tu€l lnl€ctid.
AdJwbn.nl ol t€ed pump
plE$uc
1. Fepeat steps 1 and 2 oulln€d under
heading Preadjust
menl ol F!ll- Load D€liv€ry",
2. M€EUrc le€d oLmp pressue
al specr ed tEt ini€ction
.. Wh.n
m€.urcd pleuE
iB low
th.n Bp..lficadoc,
Push in pllg
ihat is dfven inlo EAulatng valve
body. Be
caretul not to push
plug
n loo,ar
b, Whd n$.uEd
Fsuc l.
hlghq th.n sFrific.tion..
(1) Bemovo r.su alns valv€
trom tuerinjetion pump,
and dis-
assombl€ r€gularing valve
lstng Too.
(2) D ve plus
oll unlil il
. rush
with end iace ot Gsulalina
EF & EC€70

INJECTION
PUMP
Tqning of Inieclion
Pump (Cont
d)
(3) Instarlsping, pislon
and sprinq ing, n lhal oder. lo regu-
Make slre dnq is llush with end lace ol rcgu aling €lvo
body when it is pushed
in.
(4) Attach r€sulalins valv6lo lu6l njeclion p!mp.
(5) adlusl teed plmp
p€ssure
lo spec €nons.
3. Check nlecton pump
condilion, Gfsrinq lo nsp€clion
val!8 on intect on pump
l€sl6r.
Adiuslm€nt or sF€ed llmer
1. R€mov.6ld
an devi@
assembtv.
NMr di*3€mbl€ 6ld
6t rt
devl@ llnl€ge,
2. B€move
cover ol tmer al high pressurc
sde (sid6
wrholl
s. Insla |
@ver ol limer in fte place
olco d dan d€vice assem-
Insta ltool, KV1l2a2a15, in lhe place
ollimer @ver.
ireasure limef pislon
slrokes al speoilied lue intecton
tlsler lo S.O.s. ior sFecmed trer pi.ion
rrrok vd@.
ll tm6r pislon
st@ke is
nol within spectlierd ange, €mov€
@verol limer al low
oressure side
and ad ust
Dislon slroke
M.lG .ue at l@3{
@ 3hin i. usd cl *h Eid. ol rlms
Fef! ro S,D.S, ld dalr.br.
eryte patb,
AdjGrtr€nt or @ld sr.d
devlce (fming)
1. Bemove
coeer ot liher al low pr€ssu.€
side.
2. Instaltool, KV112a2a19 and.etgauqe
reading lo zero.
3. Remove
lool, KV11242415 tom injeclion p!mp.
4, Insla lcover olnmer al hqh p€ssure
sde.
5. Insla lcold siad d6vie ssembly in ils
odginalposiron.
Conffm that rh. gEug€
E ding Etum3lo
2s {nen dfl€ Bhatt
5.
EF & EC371