Checking Clutch Fluid Level; (Inspections I, Ii And Iii); Changing The Clutch Fluid; (Inspections Iii And Iv) - BMW R 1100 S Repair Manual

Checking clutch fluid level

(Inspections I, II and III)

•
Place the motorcycle on the auxiliary stand,
BMW No. 00 1 560.
•
Turn the handlebars to the right.
MIN
Fluid level:
not below ......................................................... MIN
Required level with a
new clutch liner: ................Half way up sight glass
L
Note:
As the clutch lining wears, the fluid level in the res-
ervoir rises.
•
If necessary, remove reservoir cover with insert.
•
Correct the fluid level. Mark in reservoir: same as
brake circuit.
e
Caution:
Do not allow brake fluid to come into contact with
painted parts of the motorcycle, because brake fluid
attacks paint.
•
Reinstall the reservoir cover with insert.
•
Tighten the reservoir cover without using force.
Brake fluid grade .......................................... DOT 4

Changing the clutch fluid

(Inspections III and IV)

Every 40 000 km (24 000 miles) or every 2 years
at the latest
e
Caution:
Do not allow brake fluid to come into contact with
painted parts of the motorcycle, because brake fluid
attacks paint.
L
Note:
The description applies to a brake system filling and
bleeding device with vacuum extraction of brake flu-
id at the bleed line.
If other devices are used, comply with their manu-
facturers' instructions.
•
Place the motorcycle on the auxiliary stand,
BMW No. 00 1 560, and turn the handlebars fully
to the right.
S000051
•
Remove reservoir cover with rubber diaphragm.
•
Top up the brake fluid.
3
2
•
Pull back protective hose (1).
•
Wrap a cloth around the filler adapter.
•
Remove socket-head grubscrew (2) from the fill-
er adapter.
•
Connect the brake bleeding device to bleed
screw (3).
•
Fully tighten the bleed screw in the filler adapter
(valve in filler adapter closed).
•
Open the bleed screw by half a turn (valve open).
•
Draw off brake fluid until it emerges clear and
free from air bubbles.
e
Caution:
While bleeding the system, do not allow the brake
fluid level to drop below the bottom edge of the ring
mark, as otherwise air will be drawn into the clutch
system. Bleed the system again if this happens.
•
Remove the bleed screw.
•
Disconnect the brake bleeding device from the
bleed screw.
•
Install socket-head grub screw (2) in the filler
adapter and tighten.
1
S000251
00.33