Lubricating The Drive Chain - Yamaha YFM125GZ Owner's Manual

Tightening torques:
Chain adjusting bolt locknut:
15.5 Nm (1.6 m·kgf, 11.2 ft·lbf)
Axle holding bolt (upper):
85 Nm (8.5 m·kgf, 61.5 ft·lbf)
Axle holding bolt (lower):
60 Nm (6.0 m·kgf, 43.4 ft·lbf)
ECB00550
NOTICE
If measurement "A" of the drive chain adjust-
ing bolt is less than 27 mm (1.06 in), have a
Yamaha dealer replace the drive chain.
1
1. Measurement A
6. Tighten the hub stopper bolt, and then its lock-
nut.
EBU24881

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.
1. O-ring
8-35
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2
3
4
5
6
7
1
8
9
10
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