Removing And Installing Brake Piston In Handlebar Fitting - BMW R 1150 R Repair Manual

6
5
Removing and installing brake
32 72
piston in handlebar fitting
e
Attention:
Do not allow brake fluid to come into contact with
painted parts of the motorcycle as brake fluid de-
stroys paint.
•
Turn the brake fitting until it is horizontal and
drain the front brake system.
•
[Integral ABS] Drain front control circuit
( 34.17).
a
•
Remove throttle twistgrip cover.
•
Remove the lower section of the brake lever fit-
ting.
•
Remove pivot screw (1) for lever.
•
Remove rubber boot (2).
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Attention:
Note that brake piston (3) is spring-loaded.
•
Carefully press back brake piston (3) and remove
retaining ring (4).
•
Remove brake piston (3) with spring (5).
•
Installation is the reverse of the removal proce-
dure: pay particular attention to the following.
•
Prior to installation, coat the piston and the
boots (6) with brake fluid.
3
6
4
2
1
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Attention:
Sealing lips of the boots (6) toward the pressure
chamber.
•
Prior to installation, carefully press back the
brake piston using an Allen key with T-bar han-
dle, for example.
•
Use cranked-tip snap-ring pliers to install the re-
taining ring.
•
Apply a light coat of Optimoly MP 3 to the pres-
sure pin (arrow) on the lever.
e
Attention:
When installing the brake lever, make sure that the
metal tab on the brake-light switch is correctly posi-
tioned (otherwise switch will not work).
•
Fill and bleed the front brake system.
•
[Integral ABS] Fill and bleed front control circuit
( 34.18).
a
•
Check blow-by clearance and adjust if neces-
sary ( 32.9).
a
X
Tightening torque:
Pivot screw of handlebar-fitting lever (1) ...... 11 Nm
(Tuflok Blue thread-locking compound; screw can
be released and tightened a number of times)
R21340030
32.7