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jaredmahone's avatar
jaredmahone
Explorer
Jan 25, 2021

Onan surging/backfiring. Brand new fuel pump/filter/carb

No idea what I’m doing. My Onan 5.5HGJAB - 901A on my 2000 Fleetwood Bounder bought used is killing me. Ran ok but rough when I got it. Then, would run for a bit and then shut off. Pulled the full fu...
LittleBill's avatar
LittleBill
Explorer
Jan 28, 2021
are you sure the spark is good? pull the gas line off and prime it should be pumping a decent amount of a fuel

i have a 4k 2000 era onan, it starts perfect, but starts cutting out, i have determined the coil goes weak and stops firing. i just got the ignition coil, my generator has to come out and be taken apart to replace. it was 12f here today, its going to be a while

if you pull the air filter and spray carb cleaner and it doesn't pick up, start looking at spark closer.

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