Removing And Installing Ball Joint In Slider Tube Bridge; Checking Friction At Ball Joint/Angular-Contact Ball Bearing - BMW R 1150 R Repair Manual

31 5 651
31 5 653
•
Heat the fork bridge to 100 °C (212 °F) and press
in the angular-contact ball bearing with pin,
BMW No. 31 5 651, and bushing,
BMW No. 31 5 653.
•
Install retaining ring.
Removing and installing slider
31 42
tube bridge
•
Remove front wheel.
•
Remove mudguard.
•
Remove bracket securing mudguard to slider
tube bridge.
•
Heat leading link fastener at front to max. 120 °C
(248 °F) and unscrew.
1
•
Remove fastener securing slider tube bridge (1).
•
Installation is the reverse of the removal proce-
dure.
e
Attention:
Comply with Assembly instructions for telescopic
fork.
X
Tightening torque:
Slider tube bridge to slider tube
(clean thread + Loctite 243).......................... 25 Nm
31.8
Removing and installing ball joint in slider tube
bridge
j w
100
GS310130
•
Mount the slider tube bridge in retaining fixture,
BMW No. 31 5 620.
•
Use w/f 46 socket, BMW No. 31 5 630, to re-
lease and tighten ball joint.
X
Tightening torque:
Ball joint to slider tube bridge
(apply Optimoly TA to thread) ..................... 230 Nm
Checking friction at ball joint/angular-
contact ball bearing
•
Raise the motorcycle on its main (centre) stand,
make sure front wheel is clear of the ground.
•
Measure the breakaway moment to left and right
from the central position of the handlebars 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)
R28310030
Specified value:.................................. 1.0... 2.0 Nm
31 5 630
31 5 620
R28310050