Volkswagen 01M Transmission. Manual - part 48

51

Technical Service Information

467

13

468

469

469

    13  REAR TRANSMISSION SEAL.
 467  REAR BALL BEARING RETAINING SNAP RING.
 468  REAR BALL BEARING.
 469  HOLLOW DOWEL PINS   (2 REQUIRED).

424

425

426

427

 424  B2 CLUTCH APPLY PISTON.
 425  B2 CLUTCH PISTON OUTER "O" RING SEAL.
 426  B2 CLUTCH PISTON INTERMEDIATE "O" RING SEAL.
 427  B2 CLUTCH PISTON INNER "O" RING SEAL.

Figure 77

Figure 78

 76. Remove and discard the three "O" ring seals on
             the B2 clutch piston, as shown in Figure 77.
 77. Remove and discard the rear transmission seal,
       as shown in Figure 78.
 78. The rear transmission bearing is retained with a
             snap ring, as shown in Figure 78.
 79. Replace the rear transmission ball bearing as 
       necessary.
       Note: The 2WD and 4WD rear ball bearings
       have different inside diameters.

TRANSMISSION DISASSEMBLY (CONT'D)

This Concludes

Transmission Disassembly

52

Technical Service Information

COMPONENT REBUILD

TRANSMISSION CASE ASSEMBLY
     1. Install three new "O" ring seals onto B2 clutch
             apply piston, as shown in Figure 79, and lube 
       with small amount of Trans-Jel®.
     2. Lubricate case seal surfaces with a small amount
       of Trans-Jel®, to prevent seal damage.
     3. Install the B2 clutch apply piston into the case,
       as shown in Figure 80.
       Note: Piston must be installed with large tab at
             the 12-O- Clock position and the park pawl 
             window at 6-O-Clock, as shown in Figure 80.

     4. Install the return spring assembly and snap ring,
       as shown in Figure 80.
     5. Compress the return spring assembly and install
             the snap ring into case groove and ensure it is
       fully seated.

Figure 79

Figure 80

* 20S

G

L

 J00037

424

424

423

422

425

426

427

 424  B2 CLUTCH APPLY PISTON.
 425  B2 CLUTCH PISTON OUTER "O" RING SEAL.
 426  B2 CLUTCH PISTON INTERMEDIATE "O" RING SEAL.
 427  B2 CLUTCH PISTON INNER "O" RING SEAL.

 422  B2 CLUTCH RETURN SPRING SNAP RING (0.80 MM (.031") THK.
 423  B2 CLUTCH RETURN SPRING ASSEMBLY.
 424  B2 CLUTCH APPLY PISTON AND SEALS ASSEMBLY.

PARK PAWL

WINDOW

PARK PAWL

WINDOW

TAB AT

12-O-CLOCK

POSITION

TAB AT

12-O-CLOCK

POSITION

Continued on Page 53

53

Technical Service Information

 101  MANUAL SHAFT SEALS   (2 REQUIRED).
 109  DETENT SPRING RETAINING BOLT 15.45 MM (0.608") LONG.
 110  INSIDE DETENT SPRING.
 111  INSIDE DETENT SPRING SPACER.
 114  PARKING PAWL RETURN SPRING.
 115  PARKING PAWL PIVOT PIN.
 116  PARKING PAWL PIVOT PIN "E" CLIP.
 117  PARKING PAWL.

101

109

110

111

114

115

116

117

101

467

13

468

469

469

    13  REAR TRANSMISSION SEAL.
 467  REAR BALL BEARING RETAINING SNAP RING.
 468  REAR BALL BEARING.
 469  HOLLOW DOWEL PINS   (2 REQUIRED).

TRANSMISSION CASE ASSEMBLY (CONT'D)
     6. Install new rear ball bearing as necessary, as
       shown in Figure 81.
       Note: The 2WD and 4WD rear ball bearings 
       have different inside diameters.
     7. Install the rear ball bearing retaining snap ring
             into case groove, as shown in Figure 81.
     8. Install new rear transmission seal, as shown in
             Figure 81, using the proper seal driver.
     9. Install the inside detent lever spacer and detent 
             spring, if it was removed   (See Figure 82), and
       torque to 11 N·m (97 in.lb.).
 10. Install two new manual shaft seals, as shown in
       Figure 82.

 11. Install the parking pawl and park pawl pivot pin
             into the case, as shown in Figure 82.
 12. Rotate parking pawl on pivot pin to the straight 
             up position and install return spring over pivot
             pin, against "E" clip and under parking pawl.

Continued on Page 55

COMPONENT REBUILD (CONT'D)

Figure 82

Figure 81

54

Technical Service Information

TRANSMISSION CASE EXPLODED VIEW

100

101

101

102

103

104

105

106

107

108

109

110

111

112

113

116

117

114

115

 106  OUTSIDE MANUAL LEVER.
 107  LOCKING WASHER.
 108  RETAINING NUT.
 109  DETENT SPRING RETAINING BOLT 15.45 MM (0.608") LONG.
 110  INSIDE DETENT SPRING.
 111  INSIDE DETENT SPRING SPACER.
 112  ACTUATOR GUIDE RETAINING BOLT, 18.45 MM (0.726") (3 REQ).
 113  PARKING ROD ACTUATOR GUIDE.
 114  PARKING PAWL RETURN SPRING.
 115  PARKING PAWL PIVOT PIN.
 116  PARKING PAWL PIVOT PIN "E" CLIP.
 117  PARKING PAWL.

 100  TRANSMISSION CASE ASSEMBLY.
 101  MANUAL SHAFT SEALS   (2 REQUIRED).
 102  PARKING ROD AND ACTUATOR ASSEMBLY.
 103  ROLLED PIN.
 104  INSIDE DETENT LEVER.
 105  MANUAL SHAFT.

Figure 83