Fault Diagnosis

Fault Diagnosis

Symptom	Cause	Remedy
Erratic running Stalling at idling Lack of power High fuel consumption	Sticking piston Dirty piston and suction chamber Jet out of centre Bent needle	Clean Re-centre Fit new
Too rich at idling Fuel leak	Jet gland leakage Faulty top gland Dirt under top gland washer Faulty bottom gland	Clean Fit new
Float chamber or jet flooding	Incorrect fuel level Dirty or worn float chamber Needle valve Punctured float	Check and reset level Clean or renew valve Fit new