Water bay Heat on Mandalay
I have a "Cargo Heat" heater in my water bay. There is a switch mounted in bay to turn on/off. When it is on nothing happens. There is 12volt and ground running to unit with a trigger wire. If I jump...
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It only operates when the temp inside the compartment drops to a preset temp which I can not remember. I owned a 2005 40D Mandalay a few years ago.
