Subaru IMPREZA 2002 Service Manual page 94

REAR DIFFERENTIAL
I
DIFFERENTIALS
3. CROWN GEAR RUNOUT
Using a dial gauge, check the crown gear runout.
Crown gear runout:
If the crown gear runout exceeds 0.05 mm (0.0020
in), replace the crown gear.
Less than 0.05 mm (0.0020 in)
- 9
S3M0525
4. TOOTH CONTACT BETWEEN CROWN
GEAR AND DRIVE PINION
Inspect the tooth contact between crown gear and
driven pinion. <Ref. to DI-24, ASSEMBLY, Rear
Differential.>
5. TOTAL PRELOAD
Using a gauge, check the turning resistance in-
crease.
Total preload:
2.9-l0.8N.m(0.3-l1.1 kgf,O.7-2.4Ib)
If the increase of the resistance is not within the
specification, adjust the side bearing retainer
shims.
r .
B3M 1935
F: ADJUSTMENT
1. SIDE GEAR BACKLASH
Adjust the side gear backlash.
<Ref. to DI-24, ASSEMBLY, Rear Differential.>
2. CROWN GEAR BACKLASH
Adjust the crown gear backlash.
<Ref. to DI-24, ASSEMBLY, Rear Differential.>
3. TOOTH CONTACT BETWEEN CROWN
GEAR AND DRIVE PINION
Adjust the tooth contact between crown gear and
drive pinion gear.
<Ref. to DI-24, ASSEMBLY, Rear Differential.>
4. TOTAL PRELOAD
Adjust the side bearing shim.
<Ref. to DI-24, ASSEMBLY, Rear Differential.>
DI-34