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15
Engine/Cylinder Head, Valve Drive 944
11639
6.
Apply Loctite 574 to the sealing surfaces of
the front and rear double bearing bridges.
7. Use the assembly drift, Special Tool 9233
and pressure piece 9234 to drive the
sealing
ring into position at the drive end of the
camshaft. Lubricate the sealing lip before
assembly.
11794
Note
The timing chain must always be replaced
if
the valves have beendamaged by the
piston
as a result of a broken toothed belt.
A thorough visual inspection must be
made
of the sprockets and chain tensioner.
15 - 112
Installing camshafts
Printed in Germany - XVII, 1988