Flange And Driveshaft Seals, Rear Final Drive Removed: Removing
- The flange shaft/driveshaft seal can be replaced only when the rear final drive is removed.
Observe general repair notes COMPONENT DESCRIPTION .
-- Remove rear final drive. Refer to REAR FINAL DRIVE .
-- Attach the rear final drive to the holding fixture VW 540 using M10 x 40 bolts -arrows-.
-- Measure the friction torque before loosening the pinion nuts.
-- Write down this value.
If, during the repair, the flange/driveshaft must be replaced, then this measured value must be adjusted again. Refer to FLANGE/DRIVESHAFT AND SEAL WITH REAR FINAL DRIVE REMOVED .
-- Mark the location of the pinion nut on the pinion -arrow-.
Determining Dimensions a and b
- Distance between the flange and the pinon = dimension -a-
- Distance between the flange and the pinon nut = dimension -b-
-- Write down the dimensions.
-- Attach the 3028 to the flange/driveshaft with the bolts -A-.
-- Attach the T10235 in the threaded hole under the flange/driveshaft.
-- Loosen the pinion nut. The 3028 will be supported by the T10235 -arrow-.
-- Count the number of turns when removing the pinion nut and write this number down.
-A- three M8 x 25 bolts
-B- 32 mm socket
-C- bar
-- Mark the location of the flange/driveshaft -arrow A- to the pinion -arrow B-.
-- Place the drip tray underneath.
-- Install the VW 391 with two M8 x 25 bolts -arrows-.
-- Remove the flange/driveshaft.
-- Remove the shaft seal.
-- Clean the thread on the pinion.