Oil Pump - Subaru Legacy 2002 Service Manual

Lubrication

4. Oil Pump

S148070
A: REMOVAL
S148070A18
1) Disconnect battery ground cable.
2) Lift-up the vehicle.
3) Remove under cover.
4) Drain coolant. <Ref. to CO(H6)-18, DRAINING
OF ENGINE COOLANT, REPLACEMENT, Engine
Coolant.>
5) Lower the vehicle.
6) Remove radiator.
REMOVAL, Radiator.>
7) Remove V-belt.
REMOVAL, V-belt.>
8) Remove front chain cover. <Ref. to ME(H6)-40,
REMOVAL, Front Chain Cover.>
9) Remove timing chain. <Ref. to ME(H6)-42,
REMOVAL, Timing Chain Assembly.>
10) Remove oil pump cover and crankshaft
sprocket.
OIL PUMP
G6M0095
B2M2920
<Ref. to CO(H6)-23,
<Ref. to ME(H6)-29,
LU(H6)-12
(A) Oil pump cover
(B) Crankshaft sprocket
11) Remove inner rotor and outer rotor.
B: INSTALLATION
1) Apply engine oil to the entire surface area of
both inner and outer rotor.
2) Install the inner rotor by fitting it into the groove
on the crankshaft, and then assemble the outer
rotor.
3) Install oil pump cover.
4) Tighten the bolts in the numerical sequence
shown in the figure.
CAUTION:
Make sure that bolt mounting position is cor-
rect.
Tightening torque:
6.4 N·m (0.65 kgf-m, 4.7 ft-lb)
5) Install crank sprocket.
B2M4535A
S148070A11
B2M4537A
B2M4555A