Pontiac FIREBIRD 1972 Service Manual page 964

TURBO HYDRA-MATIC (M-40) TRANSMISSION 7E-75
2. Inspect splines for damage.
3. Inspect gear for cracks.
SUN GEAR
INSPECT
1. Inspect gear teeth for damage or wear.
2. Inspect splines for damage.
3. Be sure oil lubrication hole is open.
SUN GEAR SHAFT
INSPECT
1. Inspect shaft for cracks or splits.
2. Inspect splines for damage.
3. Inspect bushings for scoring or galling. If necessary
to replace, proceed as follows:
A. SUN GEAR SHAFT BUSHING, FRONT
-
MAINSHAFT
INSPECT
Inspect shaft for cracks or distortion.
Inspect splines for damage.
Inspect ground bushing journals for damage.
Inspect snap ring groove for damage.
Inspect mainshaft to make sure that oil lubrication
holes are open.
NOTE: If mailishafl is being replaced, remove
the orificed cup plug from the service mainshafl
if it contains one. This can be done by using a
l/4" diameter by 12" long rod.
FRONT AND REAR BANDS
INSPECT
1. Inspect lining for cracks, flaking, burning or loose-
ness.
2. Inspect bands for cracks or distortion.
3. Inspect end for damage at anchor lugs or apply lugs.
Remove:
With sun gear shaft properly supported, thread
Tool J 21465-14 into bushing and, using Slide
Hammer J 26 19 and Adaptor J 26 19-4, remove
bushing.
Replace:
Using Tool J 21465-5 with Drive Handle J 8092,
press or drive replacement bushing into place un-
til tool bottoms.
SUN GEAR SHAFT BUSHING. REAR
-
Remove:
With sun gear shaft properly supported, and us-
ing Tool J 21465-15 with Slide Hammer J 2619,
remove bushing.
Replace:
Using Tool J 2 1465-5 with Drive Handle J 8092,
press or drive replacement bushing into place un-
til tool bottoms.
4. Inspect ground bushing journals for damage.
5. Be sure oil lubrication hole is open.
CASE EXTENSION
INSPECT
1. Inspect bushing for excessive wear or damage. If re-
placement is necessary, proceed as follows:
On all models except P D
-
a. Install Tool J 21465-17 and remove bushing.
b. Using Tool J 21465-17 with Drive Handle J 8092,
install new bushing flush to .010" below oil seal
counterbore.
c. Stake bushing in place, using Tool J 21465-10 in
diamond area of bushing lube groove.
On PD models only, perform the above operation by
using Tool J 2 1 424-9.
2. Inspect gasket mounting face for damage.
3. Inspect housing for cracks or porosity.
4. Be sure rear seal drain-back port is not obstructed.