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CARBURETOR
Stable carbureting evaporation is the most fundamental
requirement for the carburetor.
evaporation has been accurately set in the factory. Please
do not change its setup. You only need to pay attention to
two things: idle and throttle cable free-play.
Adjustment of idle speed
1. Start the engine, keep it running
at idle till fully pre-heated.
2. After the engine has been pre-
heated, release the throttle, turn
the adjusting screw to right and
left to keep the engine revolving speed between 1400–
1600 rpm.
BCAUTION
Adjustment the engine idle speed should be done
when the engine has been fully pre-heated.
THROTTLE CABLE PLAY
1. Remove the rubber bush(s) along the throttle cable.
2. Loosen lock nut 1.
Haojue UF115 99011H5A001H000 V02 ES+EN+FR 2019-4-11
3. Turn the adjuster 2 so that the throttle cable has
0.5–1.0mm play.
4. Tighten the lock nut 1.
The carbureting
5. Reinstall the rubber bush(s).
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.
FUEL FILTER
1Rubber bush 2Filter bowl 3Filter element 4Seal ring
0.5–1.0mm
The fuel filter is positioned at the front of the lower body
frame. Its element should be regularly inspected, cleaned
or replaced. Use compressed air to clean up. If it is
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Haojue UF115 99011H5A001H000 V02 ES+EN+FR 2019-4-11
BWARNING
5Cover (A)Compressed air
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EN
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