Subaru IMPREZA GD 2007 Series Manual page 2609

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AUTOMATIC TRANSMISSION
37.Front Differential Assembly
A: REMOVAL
1) Remove the transmission assembly from vehicle
body. <Ref. to 4AT-37, REMOVAL, Automatic
Transmission Assembly.>
2) Pull out the torque converter clutch assembly.
<Ref. to 4AT-69, REMOVAL, Torque Converter
Clutch Assembly.>
3) Remove the input shaft.
4) Lift up the lever on the rear side of transmission
harness connector, and then disconnect it from the
stay.
5) Disconnect the inhibitor switch from the stay.
6) Remove the oil charge pipe. <Ref. to 4AT-68,
REMOVAL, Oil Charge Pipe.>
7) Remove the oil cooler inlet and outlet pipes.
<Ref. to 4AT-65, REMOVAL, ATF Cooler Pipe and
Hose.>
8) Separate the converter case from the transmis-
sion case. <Ref. to 4AT-88, REMOVAL, Converter
Case.>
9) Remove the seal pipe.
10) Remove the differential side retainers using
ST.
NOTE:
Hold the differential case assembly by hand to
avoid damaging the retainer mounting hole of the
converter case.
ST 499787000 WRENCH ASSY
11) Remove the differential assembly while being
careful not to damage the attachment part of retain-
er.
Front Differential Assembly
B: INSTALLATION
1) Install the differential assembly to the torque
converter clutch case.
NOTE:
Do not damage the inside of the torque converter
clutch case (particularly the mating surface of the
differential side retainer).
AT-00114
2) Install the O-ring to left and right side retainer.
3) Using the ST, install the side retainer. <Ref. to
4AT-102, REMOVAL, Front Differential Assem-
bly.>
ST 499787000
4) Adjust the backlash of the front differential. <Ref.
to 4AT-106, ADJUSTMENT, Front Differential As-
sembly.>
5) Install the lock plate.
Tightening torque:
25 N·m (2.5 kgf-m, 18.4 ft-lb)
4AT-102
(A)
(A) Differential ASSY
WRENCH ASSY
(A)
(A) Lock plate
AT-00215
AT-00214