What is this

[ziggyvlg]

Does this have to be on when towing for invertor for residential refrigerator to work

[Iggy]

You have asked this question before.
It is the on and off switch for your power invertor.

Link
http://www.forestriverforums.com/for...ch-119771.html




When you are on battery power and want 120 volt to whatever need 120 volts it will supply it when travelling.
You should have it on when travelling.
Probably powers your residential refrigerator.

[ziggyvlg]

Sorry i could not find where i did