Onan Locked Up
Onan genset (5500 Marquis HGJAB) with 417 hours locket up while running. Got to where I could put a socket on the fan and freed up the motor (working it back & forth) but now when running it sounds l...
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Our Onan/Cummins locked up with only 20 hrs on it. Still under warranty. The turbine shaft snapped. They said "it happens on a few". they swapped it in about 4 hours with a brand new one. sounds like in your case it's not under warranty.
