Lubricating The Drive Chain - Yamaha YFM90RA Owner's Manual

NOTICE
Excessive chain slack will overload the engine
and other vital parts; keep the slack within the
specified limits.
4. Tighten the locknut.
5. Tighten the rear wheel axle pinch bolts.
Tightening torque:
Rear axle pinch bolt:
55 Nm (5.5 m·kgf, 39.8 ft·lbf)
TIP
The chain should be cleaned and lubricated after
every use of the vehicle.
8
2
1

Lubricating the drive chain

The drive chain must be cleaned and lubricated at
the intervals specified in the periodic maintenance
and lubrication chart, otherwise it will quickly wear
out, especially when riding in dusty or wet areas.
Service the drive chain as follows.
NOTICE
The drive chain must be lubricated after wash-
ing the ATV or riding in the rain.
1. Clean the drive chain with kerosene and a
small soft brush.
2. Wipe the drive chain dry.
3. Thoroughly lubricate the drive chain with a
special chain lubricant.
NOTICE
3
Do not use engine oil or any other lubricants
a
for the drive chain, as they may contain sub-
stances that could damage the drive chain.
b
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