User`s manual

- 22 -
Blank 4 continue
Trouble
phenomenon
Trouble reason solution
The octane value of the fuel is too low
Change flue
Oil path blocked Clean oil path
Ignition in wrong time Check wire and change CDI
Spark too weak or flameout Check ignition and clear out
Mixed air too dense or too thin Clean adjust carburetor
Air leak from the engine Check and clear out
Muffler blocked
Dredge
Belt wear wear and tear Change
The automatic clutch roller wear and tear Change
The vehicle
has bad
accelerative
performance
See “ cann’t start the engine” as reference
The clutch is broken Change
the relay is broken Change
The electric
start does
not work
Battery electricity not enough Charge
gap between turning bearings is too big Adjust
tyre pressure not enough pump
Riding
unsteady
Front and rear axle released Screw up nut
The brake block wear and tear superlatively Change
brake cam wear and tear Change
Brake cable is broken Change
the brake
does not
work
Free path too big Adjust
- 23 -
Clean the air filter（Fig20）
• Take down the fixing bolt of air cleaner cover .
• Take out the core from the air cleaner box.
• Clean the filter element using compress air or dry brush
or put a new filter in the air clean box.
• Do the above oppositely to reinstall the air filter.
NOTICE：
• Never use gasoline or low burning point solvent to clean.
Battery maintenance（Fig21）
It is adopted the airtight battery (don’t add water)
NOTICE：Never take apart upper cover of the electrolyte.
• If you don’t use the motor for a long time. please take off the
battery and keep it in a ventilated and dry place
• If the peg of battery is corroded. Please take it off and
clean.(use boiled water)
NOTICE: Turn off the ignition switch before taking apart the battery. Taking negative terminal first
and positive terminal next, when installing, just opposite to above procedure.
Fig20
Fig21