Subaru 2009 IMPREZA Service Manual page 290

MECHANICAL
21.Cylinder Block
A: REMOVAL
NOTE:
Before conducting this procedure, drain the engine
oil completely.
1) Remove the V-belts. <Ref. to ME(H4SO)-39,
REMOVAL, V-belt.>
2) Remove the intake
FU(H4SO)-16, REMOVAL, Intake Manifold.>
3) Remove the crank pulley. <Ref. to ME(H4SO)-
46, REMOVAL, Crank Pulley.>
4) Remove the timing belt cover. <Ref. to
ME(H4SO)-48, REMOVAL, Timing Belt Cover.>
5) Remove the timing belt. <Ref. to ME(H4SO)-49,
REMOVAL, Timing Belt.>
6) Remove the crank
ME(H4SO)-56, REMOVAL, Crank Sprocket.>
7) Remove the generator and A/C compressor with
their brackets.
8) Remove the cylinder head. <Ref. to ME(H4SO)-
64, REMOVAL, Cylinder Head.>
9) Use the ST to lock the crankshaft, and remove
the drive plate. (AT model)
ST 498497100 CRANKSHAFT STOPPER
10) Remove the clutch disc and cover. (MT model)
<Ref. to CL-10, REMOVAL, Clutch Disc and Cov-
er.>
11) Remove the flywheel. (MT model) <Ref. to CL-
13, REMOVAL, Flywheel.>
12) Remove the oil separator cover.
13) Remove the water by-pass pipe for heater.
14) Remove the water pump. <Ref. to CO(H4SO)-
15, REMOVAL, Water Pump.>
Cylinder Block
manifold. <Ref. to
sprocket. <Ref. to
ME-00298
ME(H4SO)-72
15) Remove the bolts which secure oil pump to cyl-
inder block.
NOTE:
When disassembling and checking the oil pump,
loosen the relief valve plug before removing the oil
pump.
16) Remove the oil pump from cylinder block using
a flat tip screwdriver.
CAUTION:
Be careful not to scratch the mating surface of
cylinder block and oil pump.
17) Remove the front oil seal from the oil pump.
18) Remove the oil pan.
(1) Set the part so that the cylinder block LH is
on the upper side.
(2) Remove the bolts which secure oil pan to
cylinder block.
(3) Insert an oil pan cutter blade between cylin-
der block-to-oil pan clearance and remove the
oil pan.
CAUTION:
Do not use a screwdriver or similar tools in
place of oil pan cutter.
19) Remove the oil strainer.
20) Remove the baffle plate.
21) Remove the oil filter. <Ref. to LU(H4SO)-21,
REMOVAL, Engine Oil Filter.>
LU-00015
ME-00138