Crankshaft Pulley - Subaru Impreza 2002 Service Manual

MECHANICAL

13.Crankshaft Pulley

A: REMOVAL
1) Remove the V-belt. <Ref. to ME-44, REMOVAL,
V-belt.>
2) Remove the crankshaft pulley bolt. To lock the
crankshaft, use ST.
ST 499977300 (1600 cc and 2000 cc model)
ST 499977100 (2500 cc model)
CRANKSHAFT PULLEY WRENCH
• 1600 cc and 2000 cc MODEL
• 2500 cc MODEL
3) Remove the crankshaft pulley.
B: INSTALLATION
1) Install the crankshaft pulley.
2) Install the pulley bolt. (1600 cc and 2000 cc mod-
el)
To lock the crankshaft, use ST.
ST 499977300 CRANK 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).
CRANKSHAFT PULLEY
(4) Tighten the crankshaft pulley bolts.
Tightening torque:
127 N·m (13.0 kgf-m, 94.0 ft-lb)
3) Confirm that the tightening angle of crankshaft
pulley bolt is 45 degrees or more. If not, conduct the
following procedures.
CAUTION:
If the tightening angle of crankshaft pulley bolt
is less than 45 degrees, the bolt should be dam-
B2M2586D
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.
H2M2393E
CAUTION:
Conduct the tightening procedures by confirm-
ing the turning angle of crankshaft pulley bolt
referring to the gauge indicated on belt cover.
4) Install the pulley bolt. (2500 cc model)
To lock the crankshaft, use ST.
ST 499977100
(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).
ME-46
B2M2586A
CRANK PULLEY WRENCH