I need help with Suburban NT-12SE Furnace!
I have a 1984 Toyota Sunrader. I've completely renovated my Sunrader. I'm approximately 98% done with renovations, but I'm having issues with my Suburban furnace. I have a Suburban NT-12SE furna...
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The wire being hot as in temperature could indicate a miss wired circuit and the wire is being heated by direct short.
The limit switch should be in series with the sail switch.
Disconnect the wires from the limit switch. Use an Ohm meter to verify that it has continuity, and there is no continuity to ground.
Locate the wires going to the sail switch.
Wire from fan relay should go to the sail switch then to the limit switch then to the circuit board.
This may help. Manual from link from Bryant RV.
Service manual
The limit switch should be in series with the sail switch.
Disconnect the wires from the limit switch. Use an Ohm meter to verify that it has continuity, and there is no continuity to ground.
Locate the wires going to the sail switch.
Wire from fan relay should go to the sail switch then to the limit switch then to the circuit board.
This may help. Manual from link from Bryant RV.
Service manual
