Reason A Breakdown; Carburetor - HARTFORD CG-125 Service Manual

Hartford Industrial Co., Ltd.
NO CG

7.Carburetor

7-1
Page

7.1 Reason a breakdown

Engine fires but doesn' t run.
No fuel in the fuel tank.
Fuel not reaching the carburetor.
Fuel mixture excessively rich.
No spark at spark plug (ignition system faulty).
Air-filter blocked.
Poor idling
Idle speed incorrect
Ignition system faulty
Low cylinder compression
Fuel / air mixture excessively rich
Fuel / air mixture excessively lean
Air-filter blocked
Fuel dirty or contaminated
Fuel/air mixture excessively lean.
Carburetor jets blocked.
Carburetor body air passages blocked.
Fuel pipe blocked.
Float level too low
Fuel filter blocked
Float needle faulty or damaged
Fuel/air mixture excessively rich
Choke valve seized
Float level too high
Float needle faulty or damaged
Remedy
Clean the carburetor and restore normal combustion
Adjust the float level