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Old 01-23-2013
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Rubi
Boonditcher
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Join Date: Nov 2007
Location: Alexandria, MN
Posts: 3,617
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Unplug your throttle safety switches up by the kill switch. See if that cures the problem. If the TSS hangs up when you let up on the throttle, it will shut off the ignition for an instant and unburnt fuel will get dumped into the pipe. When the ignition comes back on you get a backfire.
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