5.5 LP Onan has started to backfire and quit
I have an Onan Marquis Gold 5.5HGJAB-1119C that is a vapor LP generator. It is 14 years old and has has been flawless in performance until now. All maintenance is done. But while it has now begun to r...
Forum Discussion
I will check in the morning, but it is a loud bang like a backfire, but it seems to come more from inside the enclosure than from the tailpipe. Would valve opening and not closing be a symptom only on load? The idle really does seem pretty good, and, of course, it’s at full speed. But when the governor or whatever it is calls for more fuel to maintain rpms that’s when it begins to sputter and loudly backfire. I’ll have to check in the morning if it’s also come from the tailpipe. Thanks
