Automating Refrigerator Startup and Shutdown with a Battery Combiner
George LaForge
2/1/2004
Hull #: 147 

We only run the refrigerator on Freebird when power is available from a charging source. That source is either dockside power or the engine alternator. I try never to run the refrigerator only from battery power. [George- maybe your fridge needs an insulation upgrade; Catalina has a procedure for installing expandable foam–Warren].

Not wanting to run down a battery, yet at the same time wanting to keep beverages cold, we developed a routine: as soon as the engine was started someone would need to go below and switch on the circuit breaker for the refrigerator. And after the engine was shut down someone would need to go below and switch off the breaker. Most of the time the problem was remembering to switch the breaker on when the engine was started.

One day while researching