Subaru Legacy 2004 Service Manual page 2436

AUTOMATIC TRANSMISSION
2. OIL PUMP
1) Apply ATF to oil pump assembly, and then install
it to oil pump housing.
2) Install the O-ring to oil pump cover.
3) Install the oil pump housing to oil pump housing
cover.
Tightening torque:
!
10 N m (1.0 kgf-m, 7.4 ft-lb)
E: INSPECTION
1. FRONT BRAKE
Check the following items:
• Drive plate facing for wear and damage
• Snap ring for wear, return spring for damage,
and retainer for damage
• Piston for damage
• D-ring for damage
2. OIL PUMP
Check the following items:
• Oil pump cover and oil seal for breakage or dam-
age
• Oil pump body for scratch or damage
1) Check seal ring and oil seal for breaks or dam-
ages.
2) Check other parts for dents or abnormalities.
3) Selection of oil pump rotor assembly
(1) Tip clearance
Install the inner rotor and outer rotor to oil pump
housing. With rotor gears facing each other,
measure the crest-to-crest clearance.
Oil Pump Cover
Tip clearance:
0.02 — 0.15 mm (0.0008 — 0.0059 in)
(2) Side clearance
Set a depth gauge to oil pump housing, then
AT-01982
measure the oil pump housing-to-rotor clear-
ance.
Side clearance:
0.02 — 0.045 mm (0.0008 — 0.0018 in)
(3) If the depth and/or side clearance are not
within the specifications, replace the rotor as-
sembly.
Part Number
15008AA130
15008AA140
15008AA150
Measure the total end play and adjust it within
specifications. <Ref. to 5AT-106, ADJUST-
MENT, AT Main Case.>
5AT-88
(A)
(A) Thickness gauge
(B) Inner rotor
(C) Outer rotor
(C)
(A) Depth gauge
(B) Inner rotor
(C) Outer rotor
Oil pump rotor ASSY
Thickness mm (in)
11.37 — 11.38 (0.4476 — 0.4480)
11.38 — 11.39 (0.4480 — 0.4484)
11.39 — 11.40 (0.4484 — 0.4488)
(B)
(C)
AT-01977
(A)
(B)
AT-01978