4-SINGLE ROCKER COMPONENT
19
NO. PART NO. PART NAME QTY CAUTION
1 1251100-117093 Non standard hex socket bolt M8×25 2
（
）
3 1250503-006091
GB97.1φ10
（
）
4 1251100-204000
Non-standard Bolt M16×1.5×50
（
）
Fig.1 Rear wheel, swinging
arm assembly
Adjustment chain
PROCEDURE：
●Rear auxiliary mud plate assembly
Remove the bolt ⑴
at the bottom of the rear auxiliary mud plate assembly with 6# socket head, and remove the
spring washer ⑵ and flat washer ⑶.
After holding the rear sub-mud assembly in one hand, remove the upper bolt ⑴ and remove the spring pad ⑵
and flat pad ⑶. Place the rear sub-mud assembly properly, taking care not to pull the cable.
●Sprocket assembly
Use a #21 sleeve to loosen the bolt ⑷.
Use a special hook wrench to turn the eccentric chain adjuster at the arrow indication. The counterclockwise
direction is to tighten the chain, and the clockwise b direction is loose.
The chain sag is 18~25mm. If it is too large, it will cause the chain to be accidental or damage the engine. If it
is too small, it will aggravate the wear of the chain and sprocket.
After adjusting the chain, restore it and pay attention to the torque of the bolt ⑷.
CAUTION:
●The upper bolt can only be removed after holding the rear mud plate assembly; Do not pull the cable
●The torque of the bolt ⑷ is 100N.m.
●The chain must be checked regularly for excessive wear; the chain should be cleaned and properly lubricated
regularly.
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