Which wire goes to which switch pole?
Found this on ereplacementparts.com:
Hello Armand, Thank you for the question. Here are some steps left by a previous customer. Hope this helps! 1. Removed the heater box from the wood frame. 2. Unplugged the wires to the switch. 3. Removed and replaced switch. 4. wiring diagram is white/red/black positions 3/2/1 on the switch. 5. Installed heater box into wood frame and secured it.