1 Series 128i (N52K) Coupe
Remove hub (2) towards front.
Installation:
Replace crankshaft radial seal at front.
Open screw plug on bedplate.
Tightening torque 11 11 8AZ
.
Installation:
Replace aluminium screws.
Release screw for chain module (1).
Tightening torque 11 41 4AZ
.
Installation:
Replace aluminium screws.
Remove chain module (1) in direction of arrow.
Important!
Note installation direction of sprocket wheel (2).
Collar (see arrow) on sprocket wheel (2) points to engine.
Incorrect assembly will result in engine damage.
Procedure on removed engine:
Note:
Engine is mounted on special tool 11 4 440 .
Release screw (1) for sprocket wheel.
Tightening torque 11 66 2AZ
.
Release screw (2) for sprocket wheel.
Tightening torque 11 41 6AZ
.
Release central bolt (3).
Tightening torque 11 21 1AZ
.
Installation:
Mark central bolt (3) with a coloured dot.
RA Removing and installing/replacing chain module for oil pump/vacuum pump (N52K)
BMW AG - TIS
17.01.2013 14:31
Issue status (12/2007) Valid only until next DVD is issued
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