Unit R E P A I - Pontiac Fiero 1988 Service Manual

UNIT REPAIR MUNCIE 282 (5-SPEED) TRANSAXLE 7B3A-1
SECTION
7 B 3 A
MUNCIE 2 8 2 FIVE-SPEED MANUAL
T R A N S A X L E
UNIT REPAIR
RPO'S MG1
A N D
MG2
C O N T E N T S
UNIT
D I S A S S E M B L Y
7B3A-1
External Transaxle Mounted Linkage
Removal 7B3A-1
Shift Rail Detent/Clutch and
Differential
Housing 7B3A-1
Shift Shaft Detent/Transmission
Housing 7B3A-2
Transmission Case and Clutch
Housing
Separation 7B3A-2
Shift Shaft Components 7B3A-2
Gear Cluster Support Components 7B3A-2
Gear Clusters 7B3A-4
Gear Clusters and Shift Rails 7B3A-4
UNIT S U B A S S E M B L Y REPAIR
AND INSPECTION
7B3A-4
Input Shaft 7B3A-5
Output Shaft 7B3A-6
Reverse Idler Gear 7B3A-8
Transmission Case 7B3A-10
Clutch and Differential Housing 7B3A-12
Synchronizers 7B3A-14
Shift Rail and Fork Assemblies .............. 7B3A-14
Differential and Ring Gear 7B3A-17
Differential Assembly Selective Shim
Preload Procedure 7B3A-18
UNIT ASSEMBLY 7B3A-18
Gear/Shift Rail Assemblies and
Support
Components 7B3A-18
Shift Shaft 7B3A-18
Clutch and Differential Housing ............. 7B3A-18
Output Shaft Support Bearing
Selective Shim
Procedure 7B3A-18
Transmission Case End Plate .................. 7B3A-21
Shift Rail Detent/Clutch and
Differential
Housing 7B3A-21
Shift Shaft Detent/Transmission
Housing 7B3A-22
External Transaxle Mounted Linkage
Installation 7B3A-23
SPECIFICATIONS
... 7B3A-24
Bolt Torques 7B3A-24
Lubricants for Transaxle 7B3A-25
S P E C I A L TOOLS
7B3A-26
UNIT D I S A S S E M B L Y
Major disassembled views are shown in Section
7B-3, Figures 1 and 2.
EXTERNAL TRANSAXLE MOUNTED LINKAGE
REMOVAL
2.
3.
4.
5.
6.
7
Remove or Disconnect (Figure 1)
Nut (129).
- DO NOT ALLOW lever (127) to move
during removal of nut (129). Use a 3/8-in.
drive to hold the external shift lever by the
slot.
Washer (128).
Lever (127).
Retainer (120).
Pivot pin (122) and pivot (124).
Pin (126) and collar (125).
Units a 23).
9. Fluid level indicator assembly (110).
10. Electronic speedo signal assembly (172), retainer
(212) and bolt (213).
SHIFT RAIL DETENT/CLUTCH AND
DIFFERENTIAL HOUSING
|«"»| Remove or Disconnect (Figure 2)
1. Bearing (22).
2. Detent holder cover (174).
puncture cover in middle and pry off.
3. Bolts (175).
4. Holder, detent (169), springs (170) and interlock
pins (168).
5. Balls, detent (171).
6. Bushing (167).
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