Removing And Installing Slider Tube Bridge; Removing And Installing Ball Joint; Checking Friction At Ball Joint/Ball Thrust Bearing - BMW R 1200 C Repair Manual

Removing and installing slider tube
bridge
•
Removing the front mudguard
•
Heat the ball joint mount on the leading link to
max. 120 °C (248 °F) and detach it.
•
Unscrew slider tube bridge.
•
Install by following the above work instructions in
the reverse order.
•
Tighten the ball joint to the leading link using
socket wrench insert and internal hexagon,
BMW No. 31 5 600.
e
Caution:
Comply with assembly instructions for telescopic
fork.
X
Tightening torque:
Bridge to fork slider
(clean thread + Loctite 243).......................... 22 Nm
Ball joint to leading link
(use a new nut or clean
thread + Loctite 2701) ................................ 130 Nm

Removing and installing ball joint

•
Mount the slider tube bridge in retaining fixture,
BMW No. 31 5 620.
•
Unscrew/tighten ball joint with 46 mm (1.81 in)
socket wrench insert, BMW No. 31 5 630, in
conjunction with protective ring,
BMW No. 31 5 632.
X
Tightening torque:
Ball joint to slider tube bridge
(apply Never Seez to thread) ...................... 230 Nm
31.8
Checking friction at ball joint/ball
thrust bearing
•
Motorcycle raised on auxiliary stand,
BMW No. 00 1 550; front wheel must be clear of
ground.
•
Measure the breakaway moment to left and right
from the central position of the handlebar using
friction meter, BMW No. 00 2 570.
L
Note:
To determine the friction value, increase torque very
slowly.
Friction value:
Measure at room temperature (above 20 °C/68 °F)
Nominal value: .................................... 1.0...4.0 Nm
C310021