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Removing and installing oil pump > < Installing sump (bottom section) - engines with moulded gasket

A4 Mk1

Installing sump (bottom section) - engines with liquid gasket
Installing sump (bottom section) - engines with liquid gasket
Special tools and workshop equipment required
t  Electric drill with plastic brush attachment
t  Safety goggles
t  Sealant → Electronic parts catalogue
Procedure
Installation is carried out in the reverse order; note the following:
  Caution
Risk of leaks.
It is essential to use a liquid gasket again if sump (bottom section) was previously fitted with such a gasket.
  Note
Renew gaskets, seals and O-rings.
   
–  Remove remaining sealant on bottom and top sections of sump with a rotating plastic brush or similar.
  WARNING
Protect eyes against injuries.
Wear safety goggles.
–  Clean sealing surfaces; they must be free of oil and grease.
  Note
  A17-0159
Note the use-by date of the sealant.
–  Cut off nozzle of tube at front marking (nozzle Ø approx. 3 mm).
  A17-0081
  Caution
Make sure lubrication system is not clogged by excess sealant.
The bead of sealant must not be thicker than specified.
–  Apply the bead of sealant onto the clean sealing surface of the sump (bottom section) as illustrated.
l  Width of sealant bead -arrow-: 2 ... 3 mm.
  Note
The sump (bottom section) must be installed within 5 minutes after applying the sealant.
–  Fit sump (bottom section) and tighten all bolts initially to 5 Nm in diagonal sequence.
–  Tighten bolts on sump (bottom section) in diagonal sequence
–  Fit new O-ring and locate coolant drain pipe carefully on cylinder block and press it as far as it will go into drilling using a lever.
–  Fill up with coolant → Anchor.
–  Fill up with engine oil and check engine oil level → Booklet802.
Tightening torques
  A17-0160
ComponentNm
Sump (bottom section) to sump (top section)10
Coolant drain pipe to sump10
Oil drain plug25
Drain plug to coolant drain pipe10
Anti-roll bar to subframe25 1)
l  1) Renew self-locking nuts.

   

Removing and installing oil pump > < Installing sump (bottom section) - engines with moulded gasket