7.5 Quicksilver Generator, no electrical output

Captain Allen

Member
Feb 2, 2009
356
Coastal North Carolina
Boat Info
370 EC 1994
Engines
454 Mercruisers, straight drives
Due to my wife's illness, we have not used the boat this summer. I recently fired up the engines at the dock, including the generator. After I shut down the mains, I decided to throw the breakers and put a load on the generator. To my surprise, there is no output from the generator. Any ideas where to start looking? Is there a breaker or fuse on the genset? It was too hot in the engine compartment to check it after I ran the mains for a while. Thanks!
 
There's a main breaker on the generator and should be some fuses on the control panel to check. If you look at your manual it will have a trouble shooing guide in the back to show where to check first.

Good luck hope it's a simple fix.
 
It has never happened to me but there is a control board in the generator. You may have a loose or corroded connection. I adjusted my once for voltage output. If you have two sides in your electric panel I would do as Little Ducky suggested push the red reset breaker on the front of the generator. I think there is a 10AMP. There may be two I do not remember. If I overload my generator the over loaded side drops out. So there must be an internal thermal breaker that reset when the generator is hot. If it was too hot for you in your engine room perhaps that might be the problem.
 
It has never happened to me but there is a control board in the generator. You may have a loose or corroded connection. I adjusted my once for voltage output. If you have two sides in your electric panel I would do as Little Ducky suggested push the red reset breaker on the front of the generator. I think there is a 10AMP. There may be two I do not remember. If I overload my generator the over loaded side drops out. So there must be an internal thermal breaker that reset when the generator is hot. If it was too hot for you in your engine room perhaps that might be the problem.
Thanks. I'll check that, too. When I say it was too hot, that's only because I have to crawl between the exhaust hoses to get back to the generator. Otherwise, it wouldn't have been too hot. And, I didn't have time to wait for it to cool a bit.
 
Well, I finally got time to go back to the boat to check things out. Pushed the circuit breaker on the generator panel and got power back. Now, of course, the issue is what made the breaker trip, but that will need more time and experimenting. Thanks for the tips!
 

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