Installing Cylinder Head - BMW R 1100 RT Repair Manual

1

Installing cylinder head

•
Install cylinder head gasket.
•
Fit cylinder head/insert correctly positioned cam-
shaft chain sprocket (1) and timing chain into
chain cavity.
•
Install valve gear support (2).
•
Tighten cylinder head down.
e
Caution:
Install collar (arrow) of cylinder head nut towards cyl-
inder head.
Tightening torque/tightening sequence:
1. Tighten cylinder head nuts (oiled) crosswise
1.1Tighten all nuts........................................ 20 Nm
1.2Tighten all nuts to correct angle ................... 90°
1.3Tighten all nuts to correct angle ................... 90°
2. M 10 screw ............................................. 40 Nm
3. M 6 screw ................................................. 9 Nm
X
Tightening torque:
take up slack after 1000 km (app. 600 miles)
Tighten cylinder head nuts crosswise
1. Unfasten one nut
2. Tighten one nut to initial value ................. 20 Nm
3. Tighten nut to wrench angle ...................... 180°
4. Unfasten/retighten M10 screw ................ 40 Nm
2
•
Fit camshaft chain sprocket in accordance with
adjustment specification.
•
Lock clutch housing with retaining device,
BMW No. 11 5 640.
•
Tighten camshaft chain sprocket.
X
Tightening torque:
Camshaft sprocket retaining screw .............. 65 Nm
•
Insert the left-side camshaft sprocket with pin
into the camshaft and set the left cylinder to TDC
on the ignition stroke.
•
Fit camshaft chain sprocket in accordance with
adjustment specification.
•
Tighten camshaft chain sprocket.
•
Install chain tensioner.
•
Check that marks on camshaft sprockets are in
accordance with adjustment specification.
X
Tightening torque:
Chain tensioner ............................................ 32 Nm
M6 x 60
M6 x 30
M6 x 30
M6 x 30
RS110930
11.91