Subaru 2009 IMPREZA Service Manual page 1928

AUTOMATIC TRANSMISSION
C: DISASSEMBLY
1) Hit the extension case lightly with a plastic ham-
mer, and take out the transfer clutch.
NOTE:
Be careful not to damage the oil seal of the exten-
sion case.
(B)
(A) Transfer clutch
(B) Extension case
2) Remove the transfer clutch pipe while being
careful not to deform the pipe.
(A) Extension case
(B) Transfer clutch pipe
3) Remove the dust cover from extension case.
4) Remove the oil seal from the extension case.
Extension Case
(A)
AT-04656
(A)
(B)
AT-00120
4AT-72
D: ASSEMBLY
1) Press-fit the new oil seal using ST and the press.
ST 498057300 INSTALLER
2) Press-fit the dust cover.
3) Install the transfer clutch pipe to the extension
case while being careful not to deform the pipe.
(A) Extension case
(B) Transfer clutch pipe
4) Install the transfer clutch assembly to the case.
NOTE:
• Be careful not to damage the seal ring.
• Insert the transfer clutch assembly all the way to
the bottom of the bearing shoulder.
(A)
(B)
(A) Transfer clutch ASSY
(B) Extension case
E: INSPECTION
• Blow with compressed air to make sure the
transfer clutch pipe and extension case routes are
not clogged or leaking.
• Inspect the extension end play, and adjust it to
within the standard value. <Ref. to 4AT-77, AD-
JUSTMENT, Transfer Clutch.>
(A)
(B)
AT-00120
AT-00125