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Dave Steltz · 01-01-2012, 05:49 PM

Mark I had the same thing with my previous MH...tried a few different spays, gas treatments...didnt work...Had to pull the generator out and pull the heads off...PIA for sure...also I dunno if you can do it in the MH, it was easier for me just to pull it out....

01-01-2012, 05:49 PM	#6
Dave Steltz Member Join Date: Nov 2003 Posts: 323 Likes: 0 Liked 0 Times in 0 Posts	Re: Onan Generator Carbon Knock Mark I had the same thing with my previous MH...tried a few different spays, gas treatments...didnt work...Had to pull the generator out and pull the heads off...PIA for sure...also I dunno if you can do it in the MH, it was easier for me just to pull it out.... __________________ Dave Steltz 135G SG/SP/SST BIAECH Racing Team