Subaru 2002 IMPREZA Service Manual page 1088

MECHANICAL
13.Crankshaft Pulley
A: REMOVAL
1) Remove the V-belt. <Ref. to ME(TURBO)-44,
REMOVAL, V-belt.>
2) Remove the crankshaft pulley bolt. To lock the
crankshaft, use ST.
ST 499977300
CRANKSHAFT PULLEY WRENCH
3) Remove the crankshaft pulley.
B: INSTALLATION
1) Install the crankshaft pulley.
2) Install the pulley bolt.
To lock the crankshaft, use ST.
ST 499977300 CRANKSHAFT PULLEY
WRENCH
(1) Clean the crankshaft pulley thread using an
air gun.
(2) Apply engine oil to the crankshaft pulley bolt
seat and thread.
(3) Tighten the bolts temporarily with tightening
torque of 44 N·m (4.5 kgf-m, 33 ft-lb).
(4) Tighten the crankshaft pulley bolts.
Tightening torque:
127 N·m (13 kgf-m, 94.0 ft-lb)
CRANKSHAFT PULLEY
3) Confirm that the tightening angle of crankshaft
pulley bolt is 45 degrees or more. If not, conduct the
following procedures (1) through (4).
CAUTION:
If the tightening angle of crankshaft pulley bolt
is less than 45 degrees, the bolt should be dam-
aged. In this case, the bolt must be replaced.
(1) Replace the crankshaft pulley bolts and
clean them.
Crankshaft pulley bolt:
12369AA011
(2) Clean the crankshaft thread using an air
gun.
(3) Tighten the bolts temporarily with tightening
torque of 44 N·m (4.5 kgf-m, 33 ft-lb).
(4) Tighten the crankshaft pulley bolts keeping
them in an angle between 45 degrees and 60
degrees.
H2M2393C
CAUTION:
Conduct the tightening procedures by confirm-
ing the turning angle of the crankshaft pulley
bolt referring to the gauge indicated on the belt
cover.
4) Install the A/C belt tensioner.
5) Install the V-belt. <Ref. to ME(TURBO)-45, IN-
STALLATION, V-belt.>
C: INSPECTION
1) Make sure the V-belt is not worn or otherwise
damaged.
2) Check the tension of the belt. <Ref. to ME(TUR-
BO)-45, INSPECTION, V-belt.>
H2M2393A
ME(TURBO)-46
S2M0113