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F-20_Tigershark's avatar
F-20_Tigershark
Explorer
Oct 02, 2017

Onan 4k Microlite runs 10 minutes, quits, will start later.

Hey all you Onan experts out there, I have an Onan Microlite 4000 genset in a 1999 Winnebago. It starts and runs fine but quits after about 10 minutes, under load or no load (maybe a couple minute...
cgmartine's avatar
cgmartine
Explorer
Oct 22, 2017
1. Disconnect the fuel line that comes from the tank in the motorhome. Connect a new fuel line from the generator fuel pump to a gas can with a mixture of one part Sea Foam to two parts gas. Let it run until it runs smoothly.

2. Replace the fuel filter.

3. Replace the fuel line between the fuel pump and carburetor.

4. Replace air filter.

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