Valmet 309 - Fitting the Gear Housing

Flx ihe bearlngs
as
shorn ln flgure
5 9
(o-
sysieD) presslng
from
-the
ouier rlD.
Atiach
ihe
bearlng
refalnlng
rlng and tlghten
tis llgh+ly
ol led
screl{s to th€
+orque of
22
Nm.
press
the
shafi In
posltlon
placlng
supporis
on
ths
E€ar
I no Inner rlm.
c.
Frrfl;
Tl€ 6EAR HoUstNG
The
posltlon
of +he
gear
houslng
towards +he
cyllnder block
ls deigrmlned
',{lfh
tuo dowel
plns.
Thls
also
sgcures the
posltlons
of ihe
gear
houslng and
lhe froni cover
rhlch
need
nof
be sapar8tely
ceniral
lzed durlng lnsiallaflon,
Ensure, howevor, the correc+ back lash of ihe
gears.
The
gear
houslng
and front cover rhlch
are del
I
vered
as
sDare Darls
are furnlshed
rrlth
ready
holes for th; dcr;tsi
Placo o
ngr
gasket
beixe€n
+he cyllnder block
and the
gear
houslng and llfi ihe
houslng ln
lis
poslilon.
Tap
the
dorel-plns
In
holes rlih
ihe tool
(9025
98700) and tlghfen ih6
houslng
t lxlng
screws
and
nuis.
Attach the lnjecilon
pump/compressor
and
lts
gear
(
It removed).
Lubrlc6le
ihe comshaft bgarlng
Journals
ond
push
,ihe
canshåfi lnio +he cyllnder block.
Releadb ihe val.ve t€ppets
lf locked.
Tlmlng
gear
marks
(see
iechnlcal
dota
I'tlmlng
marksir)
l. Crankshaft
gear
2. Gear
drlvlng
oll
pump
3. Camshatt
gear
4.
ld
ler
gear
5.
Injectlon
punp g€ar
4.
Place the ldler
gear
shatt ln
poslilon
and
lnstall
the ldl€r
gear
on fhe shaff. }lhen
lnsialllng ihe
ldler
ge6r please
poy
attentlon
to
ihe
correcf
posl+lons
of +he
tlmlng
marks
on
gaars.
Flt
fhe retalnlng
flange
ånd ilghten
the
ldler
g€ar
flxlng
scrors to fhe rlgh+
forque
(f7
rl
.
60 Ir rnd
Z2
n
-
l1O t|;
for
ldl.r
gcar
rlth
pl.ln
bclrlng
lnd
l8O Ir
for
ldlor
g.!r
rlth
b.vcl l.d ball
bcarlngl.
5.
lf
ihe
compressor
ldler
geör
shaf+
has
been
rencved,
apply reialnlng
tlutd 6909
tool2 on
Its ouislde
and
tap lhe
shaft In
posl+lon
so
that the
rear faces
of the
shaf+ and +he
oear
houslng cre levalllng.
Ftx the bearlng
and-lhe
gear
In
such a
ray fhat
the notch
on the
be6rlng
Inner clrcle
cones
on ihe outslde.
Renember +he beörlng
reialnlng
rlngsl
At+ach
1'he
ldler
gear
lock plåie
and
ghfen
lfs
flxlng screes
lo
f0 Nm
(611,/612
Englnes
rl+h
conpressor
on l-he
the englne
rlght-hand
slde).
6. backlash
rhlch should b€
0r0t
Check
ihe
gear
...0,25
m.
7.
place
+he oll def
lec+or
on the crankshaft
and a
ngx
gasket
bsiwggn
+he
gear
houslng and
front
cover and
llfi ihe
front covgr
In
Dosltlon. use
too | 902i
98700
to
taD
the
froni cover doUel
plns
In
posl+lon
and
lool
9025 98gOO
{or the
5_7
ptn
around
the
stud.
Tlghten the
fronf cover.