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artr1955's avatar
artr1955
Explorer
Dec 02, 2019

My generac diesel generator only runs with prime button

Diesel generator only runs with prime button held down model 004270-3. Oil level and coolant are fine as the breaker and 14 amp fuse. The thing that perplexed me is why it runs about 30 second after ...
my440's avatar
my440
Explorer III
Dec 05, 2019
Same problem I had would only stay running while priming. Discovered by accident it ran fine with the fuel cap off. Turned out to be a clogged fuel cap vent hole.

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