Subaru IMPREZA 2002 Service Manual page 270

TRANSFER DRIVE GEAR
MANUAL TRANSMISSION AND DIFFERENTIAL
I
E: INSPECTION
1) Bearings
Replace bearings in the following cases:
Broken or rusty bearings
Worn or damaged
Bearings that fail to turn smoothly or make ab-
normal noise when turned after gear oil lubrication.
2) Drive gear
Replace drive gear in the following cases:
If their tooth surfaces and shaft are excessively
broken or damaged.
3) Measure the clearance between snap ring and
inner race of ball bearing with a thickness gauge.
Clearance:
0.0 1
-
0.15 mm (0.0004
-
0.0059 in)
Part No.
805030041
805030042
805030043
B3M1991
Thickness mm (in)
1.53 (0.0602)
1.65 (0.0650)
1.77 (0.0697)
If the measurement is not within the specification,
select suitable snap ring.
I
Snap ring (Outer-30)
I
MT-46