Subaru IMPREZA GD 2007 Series Manual page 2587

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AUTOMATIC TRANSMISSION
29.Rear Drive Shaft
A: REMOVAL
1) Remove the transmission assembly from vehicle
body. <Ref. to 4AT-37, REMOVAL, Automatic
Transmission Assembly.>
2) Remove the rear wheel speed sensor, and sep-
arate the extension case from transmission case.
<Ref. to 4AT-70, REMOVAL, Extension Case.>
3) Pull out the rear drive shaft from center differen-
tial assembly.
(A) Rear drive shaft
(B) Center differential carrier
4) Remove the drive plate and driven plate.
B: INSTALLATION
1) Select the shim. <Ref. to 4AT-78, VTD MODEL,
ADJUSTMENT, Transfer Clutch.>
2) Install drive plate and driven plate.
3) Insert the rear drive shaft into the center differen-
tial assembly.
4) Join the transmission case and the extension
case, and then install the rear vehicle speed sen-
sor. <Ref. to 4AT-70, INSTALLATION, Extension
Case.>
5) Install the transmission assembly to the vehicle.
<Ref. to 4AT-39, INSTALLATION, Automatic
Transmission Assembly.>
C: DISASSEMBLY
1) Using a press, remove the revolution gear.
(A) Revolution gear
Rear Drive Shaft
(A)
(B)
AT-02211
(A)
AT-00149
4AT-80
2) Using a press, remove the front and rear side
ball bearings and clutch hub.
(A)
(A) Rear ball bearing
(B) Rear drive shaft
(C) Clutch hub
D: ASSEMBLY
Assemble in the reverse order of disassembly.
NOTE:
• Use new ball bearings and revolution gear.
• Make sure the clutch hub is facing the correct di-
rection.
(A)
(A) Front side
(B) Clutch hub
(C) Rear side
(D) Revolution gear
E: INSPECTION
• Check each part to make sure that there are no
holes, cuts, or attached dust.
• Inspect the extension end play, and adjust it to
be within the standard value. <Ref. to 4AT-78, VTD
MODEL, ADJUSTMENT, Transfer Clutch.>
(B)
(C)
AT-00151
(B)
(C)
(D)
AT-00152