I changed the fridge light (a "festoon" type bulb) to an LED. Initially, it didn't light up, but then it dawned on me that the "D" stands for diode. I switched the bulb around and it's fine.
Frank and Eileen Damp -Anacortes, WA.
ex-pat Brits (1968) and now ex-RVers, as of 08 Dec 14.