Originally Posted by JFlightRisk
Try setting it to "run" and see if it does the same thing. Is your t-stat digital, or a manual slide type like the Coleman brand?
That's what I'm wondering, does he have the analog, slide thermostat? Those have a WIDE temperature range before they trigger back on.
There was another thermostat people were having problems with too, something about foam or styrofoam in the case, making the thermostat not work correctly.