ADLY MOTO
5-1
FUEL SYSTEM
TROUBLE DIAGNOSE
Start-up function abnormal
x
No spark of spark plug
x
Compression pressure too low
x
No fuel in carburetor
x
Air stock inside air cleaner
x
Stock of fuel pipe
x
Defect of rubber film in carburetor
x
Bad adjustment of fuel level
Too much fuel inside combustion chamber
x
Air stock inside air cleaner
x
Too much fuel cause over flow
x
By passed air sock into fuel system
x
Degeneration of gasoline
x
Starter plunger defect
x
Stock of idle system or chock system
Too thick of Fuel/Air mixture
x
Starter plunger defect
x
Choke cable clagged
x
Float needle valve abnormal
x
Too much fuel cause over flow
x
Stock of airflow inside carburetor
x
Stock of air cleaner
x
Fuel level too high
Muffler make explore noise when
deceleration
x
Too much air, too lean fuel
x
Air stop valve abnormal
x
Too thin of F/A mixture at idle speed.
Ignition not continuously when accelerate
x
Ignition system abnormal
x
Too thin of F/A mixture
Difficult to start, Engine stops after start-up,
Idle speed not stable
x
Stock of fuel system
x
Ignition system abnormal
x
Fuel/Air mixture too rich or lean
x
Degeneration of gasoline
x
Bad adjustment of idle speed
x
Bad adjustment of fuel quantity
x
Fuel or airflow stock of idle speed
x
Too much fuel cause over flow
x
Stock of starter plunger system
x
Bad adjustment of fuel level
Too thin of Fuel/Air mixture
x
Stock of nozzles inside carburetor
x
Stock of float valve
x
Fuel level too low
x
Stock of fuel system
x
Throttle valve abnormal
