10
Description
Routine
Power is not strong, not speed up
●
Damage of cylinder, piston
rings
●
cylinder head gasket works not well
●
Valve is damaged
●
Mixing air time not good
●
EEV of carburetor not work
●
Valve socket not good
●
Air leakage of minus pressure tube
●
Ignition time not good
●
Vent bolt of carburetion not work
●
化油器过满溢出
OK
No or not enough
Start according right method
No explosion
No start with explosion
Take off spark plug again
火花塞是干的
火花塞湿
●
Too many oil in carburetor
●
EEV of carburetor not work
●
Value of throttle is unusual.
Dry
Wet
◆
Reasons
Check Ignition
time [Ignition led]
●
Battery connection badness
●
Air filter jammed
●
Vent hole of oil tank cover jammed
●
CDI parts not work
●
Trigger not work
Yes
No
●
Valve gap not good
●
Shape of valve changed
Yes
No
Check Valve Gap
Check Compress pressure Value in Plunger
Yes
●
●
oil tube jammed
●
minus Pressure line not connected well
●
Carburetor jammed
No
Let engine work
at high speed