seat Workshop Repair Guides

SEAT Workshop Service and Repair Manuals

Adjusting pinion shaft and crown wheel > < Dismantling and assembling differential
Renewing seal for right flange shaft
Renewing seal for right flange shaft
Check the tool and equipment equivalence table according to the applicability between Seat / VW / Audi / Skoda → Chapter
   
Special tools and workshop equipment required
t  Mandrel -VW 295-
t  Punch -2062-
t  Extractor -T10037-
t  Collecting tray -V.A.G 1306-, see equivalent → Anchor
t  Torque wrench -V.A.G 1331-, see equivalent → Anchor.
t  Torque wrench -V.A.G 1332-, see equivalent → Anchor.
t  Sealing grease -G 052 128 A1-

Removal:
l  Gearbox is installed
Observe general repair notes → Chapter.
–  Unscrew bolt for right propeller shaft/wheel hub.
–  Remove front right wheel.
   
–  Loosen bolts and quick-type locks -1- and -2- and remove front soundproofing -A-.
–  If installed, loosen quick-type locks -3- and remove rear soundproofing -B-.
  A34-0530
–  If fitted, remove soundproofing -arrows- in wheel housing (right-side).
  N37-0481
–  Remove heat shield -arrows- for drive shaft (right-side).
–  Remove drive shaft (right-side) → Running gear, front-wheel drive and four-wheel drive; Rep. gr. 40.
  A34-0521
–  Place catch vessel -V.A.G 1306- below.
–  Remove flange shaft (right-side); to do so, secure puller -T10037- to gearbox housing -arrow-.
  A39-0422
–  Lever out flange shaft oil seal -arrow- using an assembly lever.
  A39-10062
Installation
–  Lightly oil the outside of the new seal.
–  Knock in new flange shaft oil seal using punch - 2062-; keep seal straight when installing.
l  Installation depth: 5.50 ± 0.15 mm below top of cover.
–  Fill half the space between the sealing lips and the dust lips with sealing grease. Allocation: → Spare parts catalogue, ETKA.
  Note
  A39-0423
t  Inspect polygon bearings for visible damage -2-.
t  If the polygon bearings -2- do not run smoothly with the flange shaft removed, this does not necessarily indicate that the bearings are defective. An acoustic check can only be performed when fitted.
t  The polygon bearings can only be renewed together with the flange shaft.
t  Always renew circlip for flange shaft -5-.
  N39-0432
–  Clamp flange shaft in vice, using jaw protectors. Use new circlip -A- to press old circlip out of groove in flange shaft.
–  Knock flange shaft in with drift -VW 295-.
–  Install drive shaft → Running gear, front-wheel drive and four-wheel drive; Rep. gr.40 .
–  Bolt on heat shield for drive shaft (right-side).
–  Fill manual gearbox with gear oil and check oil level → Chapter .
–  Install soundproofing.
Tightening torque
  A39-0402
Component Nm
Heat shield above drive shaft to gearbox23

   

Adjusting pinion shaft and crown wheel > < Dismantling and assembling differential