11.44
Installing timing chain
•
Turn the camshaft so that the grooves on the
ends are vertical in relation to the cylinder head
at the rear.
•
The grooves at the front end must point towards
the crankshaft.
•
Insert adjusting tool, BMW No. 11 3 700, and at-
tach it to the camshaft bearings.
•
Place the timing chain in guide rail (1) and press
in spacing bushing (arrow).
•
Place the timing chain round the crankshaft
chain sprocket and press the guide rail on to the
pivot pin.
•
Secure the guide rail at the lower pivot pin (2)
with the washer and clip.
•
Install chain sprocket (3) for the inlet camshaft so
that the timing chain is pulled taut towards the
guide rail.
•
Insert the retaining screw as far as possible.
•
Press tensioning rail (4) on to the pivot pin and
secure with the large washer and clip (5).
•
Install chain sprocket (6) for the exhaust cam-
shaft so that the timing chain is as taut as possi-
ble between the chain sprockets.
•
Insert the retaining screw as far as possible.
•
Using tensioning tool, BMW No. 11 5 500, install
chain tensioner (7) and secure.
X Tightening torque:
Chain tensioner.............................................. 9 Nm
1
2
3
4
5
6
7
8
LT110660
LT110670
11 3 700
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