Forum Discussion
msturtz
Jul 20, 2017Explorer
aaron o. wrote:
msturtz, that's a lot of good info, thanks! I posted the model and s/n earlier but here it is again...7.5HDKAJ11451D
S/N J990 000244
I'll try the heater thing. Will turning the water heater on be enough of a load to do the same? It does bump up the rpm's a little when I run that. And they remain increased.
Is the inverter part of the "control box" or something I can replace individually?
Yes the inverter Onan part #327-1461 (about $950) is a large silver box that is connected to the generator by fairly large copper wires. The box usually has fins on it for cooling. It will also have large wires coming back out of it that connect to the output load connection. It can be replaced separately from the generator components. Onan will only sell the inverter module with the generator control box so you will need to replace both. It is possible that you have a bad capacitor on the inverter module thus causing the inability to start your AC units but you can still run resistive loads. You may need wiring diagram 611-1236 to R&R the inverter / control boards.
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