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VII. Inspection and adjustment the chain
Chain model: 428-132
[Check] (Picture 21)
1. Park the vehicle on a flat ground, switch to neutral, and
turn off the engine.
2. Swing the chain up and down to measure the swing
amplitude, the normal swing amplitude range:
10~20mm.
3. Check whether the chain locking clamp is loose and
whether the large and small sprocket are on the same level.
4. Check the wear condition of the chain. If there is a chain link defect, excessive wear, and the chain must be replaced if it is too long.
5. Check the wear conditions of the large and small sprocket. If the teeth are severely worn, missing teeth, or broken teeth, they must be replaced.
[Adjustment]
It is advisable to adjust in time to keep the tightness of the motorcycle chain between 15mm and 20mm. Check the buffer body bearing frequently
and add grease on time.
When adjusting the chain, in addition to adjusting the scale according to the frame chain adjustment, you should also observe whether the front
and rear sprockets and the chain are in the same straight line.
Frequently check the matching clearance between the rear wheel fork buffer rubber sleeve and the wheel fork and the wheel fork shaft.
[Lubricating]
1. Clean the chain and sprocket, add proper amount of engine oil or spray clean lubricating oil after cleaning.
2. The chain needs to be cleaned and lubricated every 500km.
3. After 3000km in general form, the chain should be removed and cleaned once, and soaked in the heated and melted graphite grease for 5-10
minutes.
4. After the vehicle is driving on the muddy road, the dust in the chain links should be cleaned up in time, and lubricating oil should be added.
[Replace]
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