BMW F 800 R 2014, Rider'S Manual

Page: 111 / 183

Press chain upward and down-
ward using a screwdriver and
measure difference
a .
Chain sag
1.2...1.6 in (30...40 mm) (Mo-
torcycle unloaded on side
stand)
If the measured value is outside
the approved tolerance:
Adjust chain tension ( 109).
Adjust chain tension
Park motorcycle, ensuring that
support surface is firm and
level.
Loosen axle nut 1 .
Loosen lock nuts 2 on left and
right.
Adjust chain tension with ad-
justing screws
3 on left and
right.
Check chain sag (
108).
Ensure that figures 4 indicating
adjustment settings are identi-
cal on left and right.
Tighten locknuts 2 on left and
right with appropriate torque.
Locknut of drive-chain
tensioning screw
14 lb/ft (19 Nm)
Tighten axle nut 1 to specified
torque.
Rear-wheel quick-release
axle in swinging arm
74 lb/ft (100 Nm)
Checking chain wear
Park motorcycle, ensuring that
support surface is firm and
level.
Engage 1st gear.
Rotate rear wheel toward front
of vehicle until the chain is ten-
sioned.
Determine chain length below
the rear wheel swinging arm
with 10 rivets.
9
109
z Maintenance
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