90
–jam of tank assembly hole –pressure of cylinder is low
–jam of oil tube –intake leaks
capability of driving is weak, waste oil
capability of driving is weak, waste oilcapability of driving is weak, waste oil
capability of driving is weak, waste oil
–jam of fuel supply system
–jam of fuel system –malfunction of carburetor
–malfunction of C.D.I. –jam of air cleaner
•cylinder/piston
–
––
–pressure of cylinder is low or unstable
–abration of cylinder or piston ring
Too smoking
Too smoking Too smoking
Too smoking
–abration of cylinder , piston or piston ring
–wrong assembly of piston ring
–scoring of piston or cylinder cliff
too hot
too hottoo hot
too hot
–amass carbon in piston or firebox
–jam of radiator,cooling water is not enough
crash or noise
crash or noisecrash or noise
crash or noise
–abration of piston or cylinder
–amass carbon
•
••
••
••
•clutch
clutchclutch
clutch/
//
/speed gear
speed gearspeed gear
speed gear
clutch
clutchclutch
clutch
Donky motor slips hard in idle speed
Donky motor slips hard in idle speedDonky motor slips hard in idle speed
Donky motor slips hard in idle speed
–adjusting the clutch wrongly
–the rubber of the clutch is distorted
–loose of clutch lock nut
–spring of clutch centrifugal block is bad
Clutch slips when speeding
Clutch slips when speedingClutch slips when speeding
Clutch slips when speeding
–adjusting the clutch wrongly
–abration of clutch grind
–spring of clutch centrifugal block is bad
- abration of clutch plate
The speed changes hard
The speed changes hardThe speed changes hard
The speed changes hard
–centrifugal roller of drive wheel abrations
–compress spring of driven wheel abrations
–slip bearing of driven wheel abrations
–abration of belt
•Aloysius chain
Aloysius chainAloysius chain
Aloysius chain
Aloysius chain is noisy
Aloysius chain is noisyAloysius chain is noisy
Aloysius chain is noisy
–loose or ruin of aloysius chain tensioner
–ruin of tension head
–ruin of aloysius chain guide
loose of chain
loose of chainloose of chain
loose of chain
–loose or ruin of tensioner
–Aloysius chain becomes long
•camshaft
camshaftcamshaft
camshaft
too noise
too noisetoo noise
too noise
–abration of diameter between the brace bearing
and crankcase
–abration of drive bearing
–abration of brace main end or brace pin
The engine shocks
The engine shocksThe engine shocks
The engine shocks
–crank shocks fiercely
•
••
•front wheel
front wheelfront wheel
front wheel/
//
/hunting
huntinghunting
hunting/
//
/driving
drivingdriving
driving
Front wheel swings
Front wheel swingsFront wheel swings
Front wheel swings
–rim or wheel bearing distorts and bends
–abration of wheel bearing
–loose or bend of spoke