- 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
