Length limit of 10 chain links is 127 mm.
* Attention:
• Stretch the chain by hands and then measure it.
• The measuring range is from chain link roller to inner
side of roller
○
,11.
• Measure length of 10 chain links.
• Measure length of 10 chain links for 2-3 times at different
positions.
Clean drive chain. Immerse it into kerosene and brush the
dust on it as possible as one can.
Take the cleaned chain from kerosene and dry it in the air.
Inspect roller and its side plate . If it is damaged or worn,
replace the drive chain.
Lubricate drive chain. Drive chain lubricant can be purchased
from the local dealer.
Inspect rigidity of drive chain. If it is rigid, you can clean,
lubricate or replace it.
Check driving sprocket and driven sprocket.
If 1/4 of the gear teeth are worn
, replace the sprocket;
so does with bent teeth
Check rear brake. If it is cracked or worn, replace it.
Check rear wheel buffer, replace it with a new one if it is
worn or damaged.