Honda Generator surging - any ideas?

Submitted: Friday, Jun 23, 2006 at 16:36
ThreadID: 35218 Views:9931 Replies:6 FollowUps:10
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Hi all,
I've got an older Honda generator, model EM1000F. I stripped it down the other day because it wasn't running too well and found a lot of whitish buildup inside the head - probably from my bad habit of letting it run out of fuel. I also drained the carbie, which seemed to have some grunge in it. Anyway, I put it back together, but now it's surging a lot and, and overall seems to be running faster than it used to. (I discovered this the next day when it blew our laser printer up :-( -- I was just thinking to myself, hmmm, that sounds a bit fast, and one of the kids started yelling to my wife (who was doing the printing) that smoke was coming out of the printer.) So I decided to stick a multimeter on it, and discovered that it's putting out 300V AC and 20V DC - seems a bit over the top! And, as I said, it's surging.

Can anyone tell me how these things are regulated? I can see some sort of a governor arrangement on the motor, but it all seems to be hooked up okay, and doesn't seem to be that sensitive anyway. Is that all there is to regulate the power output, or is there something electrical as well? I can see something that I think is a capacitor, but I've got no idea what it does? If any guru out there can tell me how these things work I'd be very grateful. It's our only power source other than solar (we live on a remote island in Vanuatu), but we only plan to be here another six months, so I don't want to buy another one unless I can't avoid it.

Thanks all,
Tim Zylstra
Tanna Island, Vanuatu
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