Subaru IMPREZA 2004 Service Manual page 34

MANUAL TRANSMISSION AND DIFFERENTIAL
NOTE:
Install with the liquid gasket remaining to prevent
the mating surface of clutch housing and adapter
plate from damaging.
Tightening torque:
50 N·m (5.1 kgf-m, 36.9 ft-lb)
4) Using the ST, rotate several times.
ST 18631AA000 HANDLE
ST
5) Remove the drive pinion shaft assembly, and
then check tooth contact. If it is inaccurate, adjust
the backlash or thickness of shim.
• Tooth contact
Checking item:Tooth contact pattern is slightly
shifted toward to toe side under no-load
rotation. [When loaded, contact pattern moves
toward heel.]
(B)
(A) Toe side
(B) Heel side
• Face contact
Checking item: Backlash is too large.
Contact pattern
Drive Pinion Shaft Assembly
Corrective action: Verify the backlash again, and
then adjust it.
• Flank contact
Checking item: Backlash is too small.
Contact pattern
MT-00653
Corrective action: Verify the backlash again, and
then adjust it.
(A)
AT-00207
• Toe contact (Inside end contact)
Checking item: Contact areas is small.
Contact pattern
AT-00208
6MT-102
AT-01253
AT-00209
AT-01254
AT-00210