[JRTJH]

We'd need a lot more information before making any guesses. What kind of extension cord? What other electrical demands are on that extension cord. How old is the refrigerator? What kind of refrigerator? Have you had any problems with it in the past? What is the status of the other appliances? Have you recently changed propane tanks or run out of propane? What are the settings for the refrigerator? Are you trying to run it on electric or gas or automatic? Have you tried running it on manual? Does it run manually on electric or gas? What happens when you try that?