Johnson C8000, Руководство по обслуживанию

Страница: 20 / 28

20
Feel slipping while pedaling
Possible causes:
1. Belt tension is not enough.
2. One way bearing is damaged.
Fix:
1. Remove all of the cover.
2. Pedaling and check if the belt tension is correctly.
3. One way bearing is damaged. Replace it with a new
one. (instruction see below).
Knocking or creaking noises
Possible causes:
1. Pedal is on crank arm too loose
2. Crank or axle is wear out
3. Belt tension is too loose or poly v belt is too dirty
Fix:
1. Re-tighten it.
2. Replace it with a new one
3. Re-adjust the belt tension and clean the poly v belt