Subaru 2004 Impreza Service Manual page 20

7) Wind vinyl tape around the shaft splines and in-
sert input shaft into holder by lightly tapping it by
hand.
(A) Vinyl tape
(B) Input shaft
8) Install the snap ring to input shaft holder.
NOTE:
Select a suitable snap ring so that clearance be-
tween snap ring and bearing is held within 0 to 0.12
mm (0 to 0.0047 in).
ST 398663600 PLIERS
S T
Snap ring
Part No.
805168020
805168030
805168040
Input Shaft Assembly
(B)
(A)
MT-00236
MT-00227
Thickness mm (in)
1.84 (0.0724)
1.92 (0.0756)
2.00 (0.0787)
5MT-89
MANUAL TRANSMISSION AND DIFFERENTIAL
9) Install the O-ring to input shaft holder.
(B)
(A) O-ring
(B) Input shaft holder
E: INSPECTION
Disassembled parts should be washed clean first
and then inspected carefully.
1) Bearings
Replace the bearings in the following cases:
• Bearings whose balls, outer races and inner rac-
es are broken or rusty.
• Worn bearings
• Bearings that fail to turn smoothly or make ab-
normal noise when turned after gear oil lubrication.
• Bearings having other defects
2) Bushing (each gear)
Replace the bushing in the following cases:
• When the sliding surface is damaged or abnor-
mally worn.
• When the inner wall is abnormally worn.
3) Gears
• Replace the gears with new ones if their tooth
surfaces are broken, damaged, or excessively
worn.
• Correct or replace if the cone that contacts the
baulk ring is rough or damaged.
• Correct or replace if the inner surface or end face
is damaged.
4) Baulk ring
Replace the ring in the following cases:
• When the inner surface and end face are dam-
aged.
• When the ring inner surface is abnormally or par-
tially worn down.
• When the contact surface of the synchronizer
ring insert is scored or abnormally worn down.
5) Shifting insert key
Replace the insert if deformed, excessively worn,
or defective in any way.
6) Oil seal
Replace the oil seal if the lip is deformed, hard-
ened, damaged, worn, or defective in any way.
(A)
MT-00238