Audi Workshop Service and Repair Manuals

Removing and installing sump (top section) Special tools and workshop equipment required t  Safety goggles t  Electric drill with plastic brush attachment t  Sealant → Electronic parts catalogue Removing l  Engine secured to engine and gearbox support → Chapter. –  Remove timing chain cover (bottom) → Chapter. –  Remove oil pump → Chapter.

–  Remove bolts -arrows- and detach baffle plate (bottom).

–  Remove bolts -1 ... 6- for sump (top section). –  Press sump (top section) off dowel pins on cylinder block. Installing l  Tightening torques → Chapter, → Fig..   Note Renew seals and O-rings.

Caution Protect lubrication system and bearings against contamination. Cover exposed parts of the engine.   WARNING Protect eyes against injuries. Wear safety goggles. –  Remove remaining sealant from sump (top section) and cylinder block using rotating plastic brush or similar. –  Clean sealing surfaces; they must be free of oil and grease.   Note

Note the use-by date of the sealant. –  Cut off nozzle of tube at front marking (nozzle Ø approx. 1.5 mm).

Caution Make sure lubrication system is not clogged by excess sealant. The sealant bead must not be thicker than specified. –  Apply bead of sealant -arrow- onto clean sealing surface of sump (top section) as shown in illustration. l  The grooves on the sealing surfaces must be completely filled with sealant. l  The bead of sealant must project 1.5 … 2.0 mm above the sealing surface.   Note The sump (top section) must be installed within 5 minutes after applying the sealant.

–  Fit seal -1- and O-ring -2- in retaining frame.

–  Fit sump (top section) and tighten bolts → Fig.. Remaining installation steps are carried out in reverse sequence; note the following: –  Install oil pump → Chapter. –  Install timing chain cover (bottom) → Chapter.