Removing Countershaft; Removing Reverse Idler Gear Shaft; Removing Rear Bearing; Pressing Input Shaft Out Of Bearing - Pontiac Grand Prix Service Manual

7A-8 1969
PONTIAC SERVICE MANUAL
Fig. 7A-9 Removing Countershaft
7. Position input shaft in press (Fig. 7A-13), support
the bearing by the inner race and press the shaft into
the bearing.
MAINSHAFT
-
DISASSEMBLE
i '
.
Remove front blocking ring (Fig. 7A- 14).
2. Remove synchronizer insert retaining spring.
3. Mark hub and sleeves so they can be matched on
reassembly and remove 2nd and 3rd gear synchronizer
sleeve.
4. Remove synchronizer hub retaining snap ring, hub
and blocking ring.
5. Remove 2nd gear (Fig. 7A- 15).
6. Remove 1st gear retaining snap ring, thrust washer,
1st gear and blocking ring.
Fig. 7A-11 Removing Reverse Idler Gear Shaft
7. Remove reverse gear retaining snap ring.
8. Mark hub and gear so they can be matched on
'
reassembly and, using an arbor press as shown in Fig.
7A-16, remove reverse gear synchronizer hub and
sliding gear.
9. Clean and inspect all parts except countergear.
10. Disassemble, clean and inspect tountergear and
bearings.
MAINSHAFT
-
ASSEMBLE
1. Install rear insert spring in the groove in 1st and
reverse synchronizer hub (Fig. 7A-17). Make sure
spring covers all insert grooves.
NOTE: I f the tip of rear insert spring is less than
0.12P
length, replace spring.
Fig. 7A-10 Removing Rear Bearing Fig. 7A-12 Pressing Input Shaft Out of Bearing