Genuine Scooter Company Buddy 170, Service Manual

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z
Too much fuel in the engine
1.Air cleaner blocked
2.Mixed air is too dilute in the idle system
z
Sparking unsteady while increasing speed
1.Ignition system malfunction.
2.Air mixture is too dilute
z
Difficult to start, Ignition off, Unstable idling
1.Fuel system blocked
2.Ignition system malfunction
3.Air mixture is too dilute or too thick
4.Fuel deterioration
5.Second air sucked into intake system.
6.Bad idle adjustment
7.Bad fuel volume adjustment
8.Idle system or auto chock system blocked
9.Bad adjustment of fuel level
z
Mixture air too thick
1.Auto chock system malfunction
2.Float valve malfunction
3.Fuel level is too high
4.Air route blocked
5.Dirty air cleaner
6.Fuel overwhelming in carburetor
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