It was working fine the other day, went in last night and noticed the light was out. The bulb looks fine and its cold out so everything seems cold that's in the frig. I have it on shore power now and ...
There is a 12V auto-type fuse on the control board in the lower access (outside) panel. Usually in the left front corner of the compartment. 3Amp, sometimes 5Amp. If blown, the unit will not work on gas or shore power.