Owner`s manual

86
fuel pump Adjust or change
Exhaust blue
smoke
Mechanical fault ① too many lube
② Piston ring worn out
③ Val ve pip e w o rn out
④ Cylinder wall scratched
⑤ Valve rod worn out
⑥ Seal of valve rod broken
Drain the extra lube
Change
Change
Change
Change
Change
1. Fuel supply
system fault
① Blocked in muzzle of carburetor
② Level of Floater not correct
③ Air filter is dirty
④ Leakage on air intake pipe
⑤ Too many lube
⑥ Problem or blocked in Injector
⑦Low-pressure in hight-pressure
fuel pump
Clean or change
Adjust the height of floater
Clean or change
Tighten or change
Drain the extra lube
Clean or Change
Adjust or Change
2. Electrical parts
problem
① Dirt on plug
② Gap of plug not correct
③ Ignition loop problem
④ CDI problem
⑤ Magneto problem
Clean or Change
Change or Adjust
Change
Change
Change
Engine power
is not enough
3.Mechanical
problem
① Gap of Valve is not correct
② The force of valve spring is
Change operation method
Check, remove or change