More Onan 5500 - sputters bad under load
I've had 8 trouble-free years with my Onan 5500 in my 2007 Toy Hauler. I'm just over 400 hrs and have done the basic maint up to now. I had noticed in the last few trips, the gen was harder to st...
Forum Discussion
See if there is a split in the fuel line or try detaching the fuel line from the pump and run a small line to a gas can with fresh gas and see if you have the same problem. How old is the fuel in the tank? Did you add any stabilizer?
