Haojue NK150 2020 Mode D'emploi page 102

(102) Haojue NK150 99011H40002H000 V02 ES+EN+FR 2020-1-17
2. Loosen lock nut 1.
3. Turn the adjuster 2 so that the throttle cable has
0.5–1.0mm play.
4. Tighten the lock nut 1.
5. Reinstall the rubber bush(s).
BWARNING
Inadequate throttle cable play can cause engine
speed to rise suddenly when you turn the
handlebar. This can lead to loss of rider control.
Adjust the throttle cable play so that engine idle
speed does not rise due to handlebar movement.
DRIVE CHAIN
BWARNING
To ensure safety, checkup and adjustment of the
EN
drive chain should be completed before actual
riding.
When making regular checkup, please check the following
items regarding the drive chain.
1. Loose chain pin
2. Damaged roller
3. Dried or rusted chain segments
4. Chain segments that turns with difficulty
5. Excessive abrasion
(102) Haojue NK150 99011H40002H000 V02 ES+EN+FR 2020-1-17
6. Wrongly adjusted chains
If the drive chain has the above problems, the most
probable reason is a damaged sprocket. Please check
the following.
1. Whether the sprockets have
excessive abrasion
2. Whether wheel teeth are broken
or damaged
3. Whether the sprocket is loose
Cleaning and lubrication of drive
chain
Dirty drive chain will not only speed
up wear of the chain itself, but also
damage the sprocket.
following the cycle in the "regular maintenance table", the
chain must be cleaned and lubricated with chain oil or
engine oil after being cleaned with detergent liquid.
Adjustment of drive chain sag
Adjust the drive chain to keep it in a normal state. If
the riding conditions are harsh, the times of adjustment
should be more frequent than that of regular maintenance.
BWARNING
An excessively loose chain will result in the chain
coming off the sprocket, resulting in an accident
or seriously damage to the engine. Please adjust
the drive chain in accordance with the methods
described below.
39
Good Worn
Therefore,