Suzuki LT-4WD 1990 Service Manual page 175

F U E L A N D L U B R I C A T I O N S Y ST E M
5- 1 7
L U B R I C AT I O N S Y ST E M
OI L PRESSURE
•
Su pport the veh icle by jack or b l oc k .
•
Remove t h e r i g h t side rea r whee l .
page 3-5 . )
•
Con nect a n electric tachomete r t o the engine.
•
Remove the bolt CD o n the oil fi lte r cap.
•
I nsta l l the oil p ressu re ga uge set ® a n d adaptor
i n the position shown in F ig.
®
•
Warm up the engi ne as fo l l ows.
S u m mer approx. 1 0 m i n . at 2 000 r/m i n .
Wi nter approx. 2 0 m i n . at 2 000 r/m i n .
•
After the wa r m i n g u p operation, i ncrease the
engine speed to 3 000 r/m i n , a nd read the o i l
p ressu re gau ge.
09900-26005
N ot ava i l a b l e i n U . S. model
NOTE :
E ngine o i l m u st b e warmed u p to
( 1 40° F )
when chec k i n g the o i l p ressu re.
099 1 5-745 1 0
®
099 1 5-74530
®
O i l p ressu re speci f i cat i o n
Above 30 k Pa (0.30 kg/cm 2 , 4.3 psi ) ,
B e low 70 k P a ( 0 . 7 0 kg/cm2 , 1 0. 0 psi )
at 3 000 r/m i n . O i l tem p . at 60° C ( 1 40° F )
I f the o i l press u re i s l owe r o r h i gher than the
specifications, severa l cau ses may be considered .
Low o i l press u re is usua l ly the resu l t of a oi l
*
l eakage from the o i l passageway, damaged oi l
sea l, a defective oi l p u m p or a com b i nation of
these items.
H i ght o i l p ressu re is u su a l l y caused by an eng i n e
*
o i l wh ich is too h eavy a we ight, a cl ogged o i l
passage o r f i l te r, i m p roper i nsta l lation of t h e o i l
fi lter or a com b i nation o f these items.
( Refe r to
E n g i n e tachometer
60° C
Oi l pressu re gauge
Adapto r