Audi Q7 2007 Workshop Manual page 152

Audi Q7 2007 !
6
6-cylinder TDI engine (3.0 ltr. 4-valve common rail), mechanics 01.2006
Installing
Note
Renew gaskets, seals and O-rings.
–
Remove old sealant from grooves on sump (top section)
and from sealing surfaces.
WARNING!
Wear safety goggles.
–
Remove sealant residue from sump (top section) and cylin-
der block with rotating plastic brush or similar.
–
Clean sealing surfaces; they must be free of oil and grease.
–
Cut off tube nozzle at front marking (nozzle approx. 1.5
mm ∅).
–
Install seals -1- and -2- in top section of sump.
–
Apply beads of sealant -arrows- onto clean sealing surface
of sump (top section) as illustrated.
•
The grooves -arrows- on the sealing surfaces must be com-
pletely filled with sealant.
•
The beads of sealant must project 1.5 ... 2.0 mm above
the sealing surface.
Note
The sealant beads must not be thicker than specified, oth-
♦
erwise excess sealant could enter the sump and clog the
strainer in the oil pump.
The sump (top section) must be installed within 5 minutes
♦
after applying sealant.
146
Repair Group 17 – Lubrication
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