Telescopic Forks - BMW G 450 X Rider's Manual

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If the chain is slack there
will be more chain noise
and the chain will wear more rap-
idly.
z
The design of the motorcycle
permits it to be ridden with
slight chain sag. It is important
to ensure that chain sag is to
specification.
Use a screwdriver to push the
chain up and down and meas-
ure difference a.
Chain deflection
5 mm
If measured value is outside per-
mitted tolerance:
Adjust chain tension as de-
scribed on the RepROM sup-
plied with the motorcycle.
Checking chain wear
Make sure the ground is level
and firm and place the motor-
cycle on its stand.
Pull the chain back at the rear-
most point of the sprocket.
The top of the teeth are still
between the chain links (a): the
chain is OK.
The chain is being pulled out
over the top of the teeth (b):
contact a specialist workshop,
preferably an authorised BMW
Motorrad dealer.

Telescopic forks

Cleaning slider tubes
Make sure the ground is level
and firm and place the motor-
cycle on its stand.
Use plenty of water to wash
out the space between the fork
protectors and the slider tubes.