Subaru Legacy 2004 Service Manual page 2421

C: DISASSEMBLY
1) Take out the transfer clutch and multi-plate
clutch hub assembly by lightly tapping the end of
rear drive shaft.
NOTE:
Be careful not to damage the oil seal of extension.
2) Remove snap ring using ST and press.
ST 18762AA000 COMPRESSOR SPECIAL
TOOL
3) Supply compressed air to remove the clutch pis-
ton.
4) Remove the dust cover from extension case.
5) Remove the oil seal from extension case.
D: ASSEMBLY
1) Press-fit new oil seal using ST and press.
ST 498057300 INSTALLER
2) Press-fit the dust cover.
3) Insert the multi-plate clutch, drive plate, driven
plate and spring retainer.
(A) Spring retainer
(B) Multi-plate clutch (LSD) piston assembly
Extension Case & Intermediate Case
ST
AT-01960
AT-01961
AT-01962
5AT-73
AUTOMATIC TRANSMISSION
4) Using the ST and compressor, install the snap
ring.
ST 18762AA000 COMPRESSOR SPECIAL
TOOL
5) Install the transfer clutch. <Ref. to 5AT-74, IN-
STALLATION, Transfer Clutch.>
NOTE:
For 3-transfer clutch model, make sure the press
plate is included.
6) Install the multi-plate hub assembly.
E: INSPECTION
• Use compressed air to make sure the extension
case routes are not clogged and not leaks.
• Measure the extension end play and adjust it to
within specifications.
<Ref. to 5AT-74, ADJUSTMENT, Transfer Clutch.>
ST
AT-01960