Removing and installing rear
34 21 301
brake disc
e
Important:
Do not operate the brake with the wheel removed.
–
Remove rear wheel (
a
L
Note:
Retaining screws (1) are secured with Loctite 243
and should be heated if necessary before removal.
•
Remove retaining screws (1) from brake disc.
•
Remove brake disc.
•
Installation is the reverse of the removal proce-
dure: pay particular attention to the following.
e
Important:
The inscription on the brake disc must face towards
the outside.
•
Clean the threads of the securing screws and
wheel hub, coat threads with Loctite 243 and in-
stall the screws.
X
Tightening torque:
Brake disc to rear-wheel hub
(clean thread + Loctite 243)............................ 9 Nm
34.10
36.7).
1
E340100
Checking brake disc for wear
(
00.40)
a
Checking rear brake disc for lateral
runout
•
Place motorcycle on its centre stand.
•
Remove wheel cover together with chain cover.
00 2 510
•
Attach dial gauge holder, BMW No. 00 2 500, to
the rear swinging fork.
•
Using dial gauge, BMW No. 00 2 510, measure
lateral runout.
Lateral runout.................... max. 0.25 mm (0.010 in)
Replacing primary sealing boot,
front brake master cylinder
(
00.44)
a
00 2 500
E340110