True Refrigeration Wiring Diagram In At True Freezer Wiring Diagram ... True Refrigeration Wiring Diagram In At True Freezer Wiring DiagramWiring Diagrams For Freezer - Find helpful customer reviews and review ratings for EZ GENERATOR SWITCH - Generator Manual Transfer Switch UNIVERSAL UL/CSA approved at Amazon.com. Read honest and unbiased product reviews from our users.. It took me a little while to understand how the fridge even operates. The Works So here is a diagram that may help. The temperature thermostat up inside the unit turns on power, which goes back down through the molex connector to the orange/blue wires.