Subaru 2009 IMPREZA Service Manual page 2140

MANUAL TRANSMISSION AND DIFFERENTIAL
2. SIDE RETAINER
1) Remove the O-ring.
2) Remove the oil seal.
NOTE:
• Remove using the flat tip screwdriver.
• Do not reuse the oil seal. Replace the oil seal
with a new part.
Front Differential Assembly
D: ASSEMBLY
1. DIFFERENTIAL CASE ASSEMBLY
1) Install the differential bevel gear and differential
bevel pinion together with washer, and insert the
pinion shaft.
NOTE:
Face the chamfered side of washer toward gear.
MT-00279
2) Measure the backlash between differential bevel
gear and differential pinion. If backlash is not within
specified value, install a suitable washer to adjust.
<Ref. to 5MT-70, BEVEL PINION GEAR BACK-
LASH, INSPECTION, Front Differential Assem-
MT-01445
bly.>
NOTE:
Be sure the pinion gear teeth contacts adjacent
gear teeth during measurement.
ST1 498247001
ST2 498247100
Standard backlash
5MT-68
(C)
(A) Differential bevel pinion
(B) Differential bevel gear
(C) Pinion shaft
MAGNET BASE
DIAL GAUGE
0.13 — 0.18 mm (0.0051 — 0.0071 in)
ST2
(B)
(A)
MT-00284
ST1
MT-00285