Adjusting Slackness Of Drive Chain - Benelli TNT125 Maintenance Manual

Adjusting Slackness of Drive Chain

●Lift the rear wheel up from the ground with a bracket
(see "Disassembling Rear Wheel" in the "Wheel/Tire"
chapter).
●Unscrew the rear wheel axle nut [A].
●Screw the lock nuts [A] of two chain adjusters on the
left and right out.
●Evenly rotate the adjusting nuts [B] of two chain
adjusters on the left and right until the slackness of
drive chain is appropriate. To align the drive chain with
the wheel, the notch on the right wheel alignment
indicator shall correspond to the swing arm sign or
position which is aligned with the left wheel alignment
indicator notch.
★If the drive chain is too loose, adjust the chain
adjusters on the right and left counterclockwise from
the rear view of motorcycle and make them balanced
on the left and right sides.
★ If the drive chain is too tight, adjust the chain
adjusters on the right and left clockwise from the rear
view of motorcycle, make them balanced on the left
and right sides, and then kick the wheel forward.
Screw in Slackness is increased
Screw out Slackness is reduced
Warning
If the wheels are not aligned, the wheels will be
worn out abnormally and dangers may be caused
during riding.
●Make sure to tighten the lock nuts [A] of two chain
adjusters on the left and right.
●Tighten the wheel axle nut.
Tightening torque of rear wheel axle nut: 90N·m
●Rotate the wheel, measure the slackness of drive
chain at the tightest position of drive chain and adjust it
again if necessary.
Warning
If the rear wheel axle nut is not tightened,
dangers may be caused during riding.
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