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Generator Not Cranking - Onan Microlite 4000

brisath
Explorer
Explorer
When I push start switch on the unit, I hear the fuel pump and a click from the solenoid but no action from the generator. Here is what I've tried so far:

-Tested batteries, showing 12.8+ and I've got 3 deep cycles.
-Ran the engine and tried starting with engine running.
-Half a tank of gas.
-Found that the 30 amp breaker switch was off. Turned it on but still doing same thing.
-The last couple times out, it was having a hard time starting, and I usually had to run the engine to get it started.
15 REPLIES 15

MEXICOWANDERER
Explorer
Explorer
HARD TIME STARTING?

Cranked over very slowly but running engine helped?

Cranked over at normal speed but engine did not catch?

The first answer above is a dead giveaway the starter motor itself has a problem. Time to jumper the terminals on the starter manually and check starter cranking speed and amperage draw.