Transmission Housing, Servicing

Transmission housing, servicing





Special tools and equipment
^ VW 309 Holding plate
^ VW 353 Transmission support
^ VW 407 Press tool
^ VW 771 Multi-purpose tool
^ 12-551 Centering mandrel
^ 3129 Installation tool

Special tools and equipment





^ 3176 Centering mandrel





^ 1-Kukko 21/2 Internal puller
^ 1-Internal puller Kukko 21/4





1- Transmission housing
^ Clamping in assembly bracket
^ If replaced: adjust input shaft, output shafts and differential, Refer to Differential Manual Transaxle, Adjustments, Adjustment Overview
2- Oil seal
^ Always replace
3- Oil drain plug, 30 Nm
^ Always replace
4- Stop sleeves
^ Driving out, Refer to Fig. 2
^ Driving in, Refer to Fig. 3
5- Oil filler plug, 30 Nm
^ Always replace
6- Locking pin
^ Is pressed into gate of selector shaft when adjusting outer selector mechanism
^ Driving out, Refer to Fig. 4
^ Driving in, Refer to Fig. 5
7- Bushing
^ For selector rods
^ Replace each time after removing
^ Pulling out, Refer to Fig. 4
^ Installing, Refer to Fig. 7
8- Needle bearing
^ Replace each time after removing
^ Pulling out, Refer to Fig. 8
^ Pressing in, Refer to Fig. 9
9- Shim
^ For input shaft
10- Outer race/tapered roller bearing
11- Outer race/tapered roller bearing
12- Shim
13- Outer race/tapered roller bearing
14- Shim
15- Outer race/tapered roller bearing
16- Shim
17- Oil seal





Fig. 1 Securing transmission housing to assembly bracket with bolts -arrows-





Fig. 2 Driving out stop sleeve





Fig. 3 Driving stop sleeve in onto stop
^ Drive stop sleeve in onto stop with 13 mm socket -A- and plastic head hammer.





Fig. 4 Driving out locking pin





Fig. 5 Driving in locking pin -A- onto stop





Fig. 6 Pulling out mounting bushing for selector rod
A - Internal extractor 14.5 to 18.5 mm, e.g. Kukko 21/2





Fig. 7 Driving selector rod mounting bushing in flush





Fig. 8 Pulling reverse shaft needle bearing out of transmission housing
A - Internal extractor 23.5 to 30.0 mm, e.g. Kukko 21/4

Note: The needle bearing is destroyed during removal and must be replaced.





Fig. 9 Pressing needle bearing -A- into transmission housing
^ Before pressing in, lay reverse shaft thrust washer -B- on needle bearing.