Onan 5500 Backfires and Dies under a load
Good Morning.. Im hoping to find the Onan guru's that are here... For the past year I have been searching for answers and replacing parts with no improvement. I have an Onan 5500 with less than 100...
Forum Discussion
Choke is fully open when hot.
Spark plug did have a black end, the end where the gap is but the porcelain looked brand new. The guy at the parts store said it looked like it was running hot...
I question if its the spark plug wire...
My dad is here trying to help fix it, well last summer and this summer and he says he thinks its running rich, there is some dark smoke from the tail pipe when it runs. He questions something in the tail pipe? Have to take it out of RV to disconnect the tail pipe from what he says.
Spark plug did have a black end, the end where the gap is but the porcelain looked brand new. The guy at the parts store said it looked like it was running hot...
I question if its the spark plug wire...
My dad is here trying to help fix it, well last summer and this summer and he says he thinks its running rich, there is some dark smoke from the tail pipe when it runs. He questions something in the tail pipe? Have to take it out of RV to disconnect the tail pipe from what he says.
