Valmet 309 - B. ADJUSTING THE INJECTION TIMING; C. REMOVING THE INJECTION PUMP

2nd
rry
ot
chrck
I n9
flotcl
lf
poss
I b te,
checklng
b€couse
fhere
systen gettlng
d lrty.
l. Do
as
lns+ruc+ed
ln
lhe
polnfs
I to 5.
B. ADJUSTI IG
Nf,
INJECTIOI TII,IIIG
lf the tlnlng
ls found
I
ncorrect,
adJust as
fol lors:
l. Loosen th€ reialnlng
nufs
of ihe lnJecilon
purnp
and
t.emove
fhe
lnJec+lon
plpes.
uso the
less
I
sl vay of
rlsk
of fuel
lsi tray of
checklng,
2.
Op€n
the
lock and
clomp
of +he
lst cyllndor
pressure
valve
hold€r.
Renove ihe
Dressure
valve
stem
and renpunf
the
holdgr tlth äbsolute
cleanl
I noss.
f. Flx
+he
lnJecilon
tlmlng
check
plpe
(8160
97jt9)
to
thg
lsi
cyllnder
pressurg
valve
holder.
Injoctlon
Into
the
lst cy nder
beglns.
5.
lt.ihg llmlng
mark
on the
flyrheel
ls ln
llne
wlih
ihe
tlp
of +he
chack
pln,
fhe
InJectlon
tlnlng
ls
correci.
oiherwlse
adJusf ihe-tlmlng
as
Inslructed
ln Dolnt 9 2 B.
6.
Removg lhe
check
plpg
and open ihe
pressure
valve
holder. Place the
Dressure
valve s+em
ln
Its
poslflon,
ieplace
the seallng
rlng and
the
0-rlng
and ntouni
th€ valve
sprlng and
the
holder.
7.
Tlghtu
tho
Dr€ssur€
vclve
tlol dor rs tollois:
-
flrst
tlgh+enlng io
,0 Nm
-
open ihe
holder by
about l/2 iurn
and
retlghten
40 Nm
-
open
the
holder by aboll+ l/2
furn and
flnElly
tlghten io
45
Nm
lvl
I
27
It
the
InJec+lon
+lmlng
ls
re+arded,
+urn
the
pump
anilclockrlse
(vlered
lrom lhe fronl end
of
ihe pump).
lf ihe
tlmlng
ls
advanced, turn
+he
punp
c lockw
I se.
Chack the lnJec+lon
tlmlng
and
iurn
ihe
pump
agaln, lf necessary.
lih6n fhe tlnlng
ls
correct flghten
ihe
retalnlng nuts of ihe
pump
and
flx ths
InJectlon
plpes.
REIOV
I NG I}IE INJECTIOI
PIIP
Carelully vesh
ihe
lnjectlon
pump
and tho
surroundlng englne
parts
as
vrell
as the
lnJectlon
pump plplngs
and
ihelr
connecilons
oxtgrnal
ly.
4.
c.
t.
Remove..+he
lnjecilon
plpes,
fhe
fead
plpe
connectlor
screls
and
the
oll plpe
connocilän
;ifi:.
Flt
ihe
connectlons
rlih
6
profecrtve
9-14