The Coleman Mach 3 13.5 BTU HVAC has worked perfectly from 2008 until now.Troubleshooting my RV HVAC unit. The thermostat says COOLING ON. I have fan control from the thermostat, but no compressor run.The compressor resistance values properly check...
My a/c unit will start, run for a couple of minutes, then shut off. Will not stay on nearly long enough to get down to the thermostat set point. After that cycle, if I turn off the breaker for the a/c, and then try a couple of settings on the thermos...
All of my neutral wires are burned at the buss at the breaker box about 2". Does this tell you anything about where a loose neutral connection is likely to be? I have read that the burnt wires need to be cut back to good copper and the buss replaced....
My trailer is parked under a metal carport on a dirt pad covered with rock. It has been raining and the ground under the rock is damp or wet, depending on where you are under the carport. Last evening, I was laying on my back on the rock, poking aro...
I'm pretty sure one of you have already done this the easiest way, so no need for me to reinvent the wheel, right?My trailer is a 30 amp system, so I believe the easiest/cheapest method is to add another 20 amp circuit specifically to run the 2nd a/c...
I also broke my skylight on my Arctic fox 29-5T, same rough opening measurements 14X20. Northwood wouldn't even tell me what the original part number was - call the dealer they said. Dealer is out of business. Yes, tough to find a skylight that fits....
The new board arrived a few minutes ago, I installed it, and the HVAC now works like a new one. It took both the thermo and the board to get the job done successfully. Thanks to all for the help and ideas.
A new thermostat arrived today and I installed it. The new one is similar but not the same as the older unit. I now have B+Voltage on the cooling request line but now it's the board that is not functioning correctly. Just ordered a new board and it s...
wnjjAgain, thanks for the info. Would you happen to know the part number for the relay? (jt box 8330-385) I have never soldered on a circuit board but I have a brother-in-law who builds electrical devices. His job is to repair stun guns and police bo...
Ron Nielson wrote:dougrainer wrote:Regardless of the tstat, IF YOU HAVE 12 VOLTS AT THE UPPER CONTROL BOARD ON "Y", THE COMPRESSOR SHOULD COME ON. If NOT, your control board or the Capacitors are defective, NOT YOUR Tstat. BUT if you do NOT have 12 v...
