Subaru Impreza 2002 Service Manual page 924

(4) Tighten the crankshaft pulley bolts.
Tightening torque:
177 N·m (18.0 kgf-m, 130.2 ft-lb)
5) Confirm that the tightening angle of crankshaft
pulley bolt is 65 degrees or more. If not, conduct the
following procedures (1) through (4).
(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 65 degrees and 75
degrees.
CAUTION:
Conduct the tightening procedures by confirm-
ing the turning angle of crankshaft pulley bolt
referring to the gauge indicated on belt cover.
6) Install the A/C belt tensioner.
CRANKSHAFT PULLEY
7) Install the A/C belt.
C: INSPECTION
1) Make sure the V-belt is not worn or otherwise
H2M2393A
damaged.
2) Check the tension of the belt. <Ref. to ME-45,
INSPECTION, V-belt.>
B2M2585
ME-47
MECHANICAL
B2M2584