Crankshaft Pulley - Subaru 2002 IMPREZA Service Manual

CRANKSHAFT PULLEY
MECHANICAL
13.Crankshaft Pulley
A: REMOVAL
1) Remove the V-belt. <Ref. to ME(D0HC TUR-
BO)-44, REMOVAL, V-belt.>
2) Remove the crankshaft pulley bolt. To lock
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 Nom (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)
3) Confirm that the tightening angle of the crank-
shaft pulley bolt is 45 degrees or more. If not, con-
duct 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.
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 65 degrees and 75
degrees.
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.
Crankshaft pulley bolt:
5) Install the A/C 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(D0HC TURBO)-45, INSPECTION, V-belt.>
ME(D0HC TURBO)-46