View Full Version : Help with wiring heater mode
narfzorkpinky
12-10-2011, 03:32 PM
An AC technician serviced my AC unit 6 months ago before the summer season. Now that it is getting cold, I have tried putting the heater on, but the air comes out cold. Before I spend $XXX to figure it I need to buy a new heat pump, I want to double check that the wiring was connected properly. Below are pictures of my system. Are any connections missing or do I need to re-wire something before the heat mode will kick in?
I really appreciate your help in this matter!
Thank you,
Yuri
230262
dandyme
12-10-2011, 08:20 PM
there are several irregularities in the pictures
narfzorkpinky
12-10-2011, 08:39 PM
Hi dandyme - what irregularities do you mean?
As shown in the picture, the wiring in the thermostat works for cold air (white and yellow wires in O and Y, respectively). Do you know if I am I supposed to jump or move the wires to "B" and "W" in order to get heat?. Right now the blue wire is not used in going from the air handler to the thermostat, and the green wire is not used in going from the heat pump to the air handler.
Thanks,
Yuri
catmanacman
12-10-2011, 09:11 PM
the heat pump should run in heat the way it is wired ,although there will be no strip heat in defrost or no auxiliary, call the service company back if they wired it that way.
classical
12-10-2011, 09:12 PM
Site rules preclude us from giving direct instructions on repairs including wiring.
Your best option is have a pro come out and make the repairs necessary.
Without seeing the unit even the best of us could provide an incorrect suggestion, if you make a mistake with the wiring you could burn some expensive components.
beenthere
12-11-2011, 06:05 AM
the heat pump should run in heat the way it is wired ,although there will be no strip heat in defrost or no auxiliary, call the service company back if they wired it that way.
Probably the way its always been wired. I don't think they need aux heat where he is.
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