Forum Discussion
Old-Biscuit
Jun 17, 2015Explorer III
Suburban wiring is standard
Red is 12V DC + to set of t-stats
Blue is 12V DC + from circuit board back to fault light
Green is Ground
Your MH
Red should be 12V DC +
White is probably 12V DC - (ground)
Blue probably goes to fault light
Simply pull On/Off switch & light out to check wiring on them.
Red is 12V DC + to set of t-stats
Blue is 12V DC + from circuit board back to fault light
Green is Ground
Your MH
Red should be 12V DC +
White is probably 12V DC - (ground)
Blue probably goes to fault light
Simply pull On/Off switch & light out to check wiring on them.
About Technical Issues
Having RV issues? Connect with others who have been in your shoes.24,348 PostsLatest Activity: Jan 13, 2026