Small Generator Engine Surging

Incorrect fuel use fuel levels and fuel quality in gas oil generators.

Small generator engine surging.

Issues causing generator surges. There are actually numerous causes for generator surging including. Stop the fuel flow to the carburetor either turn off the fuel valve or pinch off the line with a pair of fuel line pinch off pliers or a pair of vice grips. Common issues which cause these surges include.

Partial blockage of main jet. In this video first i get the generator running then i decide to do the drastic move to ream out the jets on the carb as the engine was surging. This is for bowl type carburetors only. If your generator is surging at idle then likely this small hole is either completely plugged or very restricted.

A surging generator is an indication that there is something wrong with your equipment. Your generator was designed to utilize specific fuel sources and anything else may cause problems in operation and irreparable damage. Lights flicker between very bright and dim at a rapid pace machinery may run at varied speeds making sudden shifts between quick and slow. Engine will run but it surges hunts for a constant rpm 1.