Valmet 611 - Oil pump, pressure regulating valve, and oil filter components

Oll
pu!?
Pressure aegu lat l ng valve
64
Oll
pump
6ll
l. Nut
2. W€sher
l. Gear
4.
Body
5.
Beärlng bush
6. Key
7.
Ge6r
8.
Gaskat
9.
Scr6n
10.
Shatt
I l.
Gear
12.
Cover
lf.
Spacer
14.
Screr
15. Pressure
pl
pe
16.
In
let
p
lpe
1.0-rlng
2. Cy I Inder
J.
P lunger
4.
Sprlng
5.
Hashe.
0l
I fl
ltlr
6. Gasket
7.
Covgr
8.
Nut
9. W6sher
10.
S+ud
The
oll
pump
ls a
gear
p'rnp
flxed
io l-he
cyllnder block
lower fac6 and drlven by lha
gear
on
+he crankshaf+ front end. The oll
punp
body
has
a
houslng
ehere
lhs
gears
are located.
|{hen
ihe gears
rolate ihe oll moves
through
the
iooth
sp6ces, baiwoon the
9€6r
and fhe houslng,
from +he
Inlel slde
io the
pressure
slde. The
houslng In thg body
has
a cover
Hhere
ihe
lnlef
plpe
ond +he
pressure
plpe
ars flxed. Th€ end
play
of ihe ol I
pump
gears
ls adjusted
by
changlng
ihe
nunbei of
gaskets
betreen
ihe
body
and ihg
cover.
The
clelrance ol
the
gears
drlvlng
+he
puip
ls
adJusied
by
chänglng the
number of shl|ns
be+re€n the
pump
body
and +he cyllnder
block.
The oll
pumps
usad In dllfersnt
englne types
aro
slmllar
ln
consfrucilon
ond
vary
from each
oiher
malnly vl+h ragards to
gear
dlnFnslons.
Pressuro
rogulatlng
valYe
In lll,
4ll and 6ll englnes
the
pressure
reg'rlöllng
valve
ls located
ln ihe
gaar
houslng
at the loeer oll channsl. In 109
englnes
fhe
valve lles under lhe ol I lll+er, on
ihe englne
letf-hand slde. In
612 snglneg lhe
prgssure
rsgulailng valve
ls on
th6 6nglne
rlght-hönd
slde, beslde th€ ol I fllter. The
volve keops
ihe oll
pressuro
of the rlght level,
lrrespgct-
lve of the englne speed. The cyllnder
and the
plunger
whlch are soalsd wlih an o-rlng close
ihe
ol I channel. l{hen ihg oll
pressure grors
hlgher
ihan the
resls+lng focce of
ihe
sprlng
part
of
ihe
ol I relurns io the ol I sunp
through
'the
va I ve,
The
olt
fllfer
ls of maln ilo* type and h6s o
replaceable flligr
c6rtrldge, mounfed
on fh6
threaded
socket In lhe bracket. At the bo+tom
of lhe oll fll+er
crrfrldge
ihere ls ä by-pass
yalve
for cold siari or
posslble
clogglng of
the
fllte..
The fllter ls also equlpped r,lih 6
baffl€ whlch
prev€nts
+he fl
lier lrom
empiylng
rhen th6 englne
ls noi ln use.
Dependlng
on oll
qualliy
6nd temperature
lh
ol I
prossure
6i runnlng
rqvs
ls f...5 kplcm
and at
ldls spe€d
1,5 kplcnz.
o
-J
4365 36797