BMW 5251 Service Manual page 125

11 3-31
Cylinder Head Removal and Installation
Remove sealing plug from special tool bore on lower left side
of engine block near flywheel. Secure crankshaft in TDC po-
sition with BMW special tool l l 2 300 (arrow).
4
Unscrew and remove two cylinder head cover studs
(arrows) at rear of cylinder head.
4
Secure camshafts in TDC position using BMW special tool
set 11 3 240.
-
Disconnect compressed air line, leaving compressed air fit
ting attached to VANOS unit.
4
Unscrew sealing plugs (arrows) from VANOS unit.