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Gearbox,mechanics,gears,shafts,internal operation > < Servicing selector unit
Dismantling and assembling selector forks
   
Dismantling and assembling selector forks
Special tools and workshop equipment required
t  Thrust plate -VW 402-
t  Thrust piece -3290/1-
t  Assembly tool -3301-
t  Press tool -VW 431-
t  Spacer sleeve -VW 472/2-
t  Drift -10 - 206-

   
t  Removal lever -80–200-
  W00-0353
t  Assembly mandrel -10 - 508-
  W00-0361
t  Tensioning device -2070-
  Note
The selector fork cluster → Item does not have to be dismantled in order to remove and install detent segments, lock washers and angular contact ball bearings.
  W00-0764
1 - Selector fork cluster with selector plates
2 - 3rd/4th gear detent segment
q   Identification → Fig.
q   Detent segment should turn freely after installation.
3 - Angular contact ball bearing
q   4x
q   Removing → Fig.
q   Pressing inner race into outer race → Fig.
q   Installing → Fig.
4 - Lock washer
q   Always renew
q   Removing → Fig.
q   Installing → Fig.
5 - 1st/2nd gear detent segment
q   Identification → Fig.
q   The segment must rotate freely after installing the lock washer
q   Selector fork with detent segment
6 - 5th/6th gear selector fork with detent segments
q   Detent segments are inseparably joined with selector fork
q   Identification → Fig.
7 - Pivot pin
q   for 5th/6th gear selector fork

   
Identification of detent segments and 5th/6th gear selector fork with detent segments
Dimension -a-
1 - Detent segments 1st/2nd gear = 10.0 mm
2 - Detent segment 3rd/4th gear = 78.6 mm
3 - 5th/6th gear selector fork with detent segments = 79.5 mm
  N34-10201
1st/2nd gear selector fork with detent segments
Dimension -a- = 78 mm.
  V34-2031
Removing lock washer
–  Secure selector fork in vice with protective jaw covers -B-.
–  Lever off lock washer -A- in direction of arrow.
  A34-0317
Installing lock washer
–  Push lock washer into groove in detent segment using socket driver.
  Note
Detent segment should turn freely after lock washer is installed.
A - Socket driver, 10 mm
B - Soft jaws
  V34-2024
Removing angular contact ball bearing
  Note
Do not bend selector forks when removing and installing the ball bearing.
  V34-2025
Pressing inner race -A- of angular contact ball bearing into outer race
Inner race must engage positively in outer race.
  N34-1704
Pulling angular contact ball bearing into selector fork (insert onto stop)
Recess in thrust piece -3290/1- points towards ball bearing.
  N34-1703

Gearbox,mechanics,gears,shafts,internal operation > < Servicing selector unit