Subaru LEGACY 2006 Manual page 3242

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2. SIDE RETAINER
1) Install the bearing outer race to side retainer.
2) Install a new oil seal using the ST and a hammer.
ST 18675AA000 DIFFERENTIAL SIDE OIL
SEAL INSTALLER
ST
3) Apply gear oil to a new O-ring and install.
E: INSPECTION
• Check each component for scratches, damage
or other faults.
• Measure the backlash, and then adjust it to be
within specification.
<Ref. to 4AT-99, ADJUSTMENT, Front Differential
Assembly.>
F: ADJUSTMENT
1) Using the ST, screw-in the retainer until resis-
tance is felt.
ST 18630AA010 WRENCH ASSY
NOTE:
• Screw-in the RH side slightly deeper than the LH
side.
• ST 499787000 WRENCH ASSY can also be
used.
Front Differential Assembly
2) Remove the oil pump housing.
3) Remove the liquid gasket from the mating sur-
face completely.
4) Install the oil pump housing assembly to the con-
verter case, and secure them by tightening the four
bolts evenly.
NOTE:
Use an old gasket or aluminum washer to prevent
damaging the mating surface of the housing.
Tightening torque:
41 N·m (4.2 kgf-m, 30.4 ft-lb)
AT-00226
5) Rotate the drive pinion a few times using ST1
and ST2.
ST1 498937110
ST2 499787700
AT-00219
6) Tighten the LH retainer by rotating the shaft until
resistance is felt. Then loosen the retainer RH.
Keep tightening the retainer LH, and loosening the
retainer RH until the pinion shaft no longer be
turned. This is the "zero" state.
ST
AT-00227
4AT-99
AUTOMATIC TRANSMISSION
HOLDER
WRENCH
ST2
ST1
(A)
(A) Retainer
AT-00205
AT-00206
AT-00229