Subaru 1600 Service Manual page 359

AUTOMATIC TRANSMISSION AND DIFFERENTIAL
Crowr. Gear Teoth Contact Pattern
Checking item
Correct tooth contact
Tooth contact pattern slightly
shifted toward toe under no-load
rotation
(When loaded, contact pattern
moves toward heel.)
Face contact
Backlash is too large.
Flank contact
Backlash is too small.
Toe contact
(Inside end contact)
Heel contact
(Outside end contact)
Fig. 7-158 Tooth contact of crown gear
16) Installation of stator shaft.
Install the stator shaft to the converter
housing with the gasket in place and
with the flange of the shaft facing
upward.
Torque
23 - 26 N·m
(2.3 - 2.7 kg-m,
17-20ft-lb)
Contact pattern
This may cause noise and chipping at
tooth ends.
This may cause noise and stepped wear
on surfaces.
Contact area is small. This may cause
chipping at toe ends.
Contact area is small.
This may cause chipping at heel ends.
17) Mating of final reduction case and
converter housing.
a. Clean the mating surface.
b. Apply a coat of differential gear
oil on the reduction drive gear shaft
before mating the cases to facilitate
the insertion of the reduction drive
gear shaft into the stator shaft oil
seal.
7-64
Corrective action
Increase thickness of drive pinion hight
adjusting shim in order to bring drive
pinion close to crown gear.
Reduce thickness of drive pinion hight
adjusting shim in order to move drive
pinion away from crown gear.
Adjust as for flank contact. ..
~
*
Adjust as for face contact.
A13·164
c. Replace the gasket with new one.
Torque
23 - 26 N·m
(2.3 - 2.7 kg-m,
17 - 20 ft-lb)
18) Installation of parking actuator.
Install the actuator with the spacer on
final reduction case.
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