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  1. HVAC
    The condensate tray/pan on my Goodman heatpump (package unit) isn't draining until the blower shuts off. Then it drains a fair amount (more than a cup) in less than 30 seconds. I've checked the P-trap - no air is being pulled in through it. It's also completely clean and nothing is obstructing...
  2. HVAC
    Is a heat-pump defrost cycle needed for ANY OTHER reason besides keeping the outdoor coil frost-free? e.g. is periodic defrost need to help return OIL which may have migrated away from the compressor, back to it desired location? Details: I live in Phoenix AZ, and own a Carrier 38YRA0483 heat...
  3. HVAC
    yes i just purchased a new Honeywell WiFi thermostat (RTH9580WF1005) and i wanted to install it in my new apartment. The current Thermostat is pro1 T855. however i am having a problem with the W1 / W2 Wires, as the system has a heat pump with a W1, W2 and O Wire and the only connection on the...
  4. HVAC
    The outside unit fan on my 12 yr old miller heat pump ( i believe split unit) stopped working. The air blows inside but is not cold and the heat seems to be working maybe not as warm as should be.. I have tried to push fan to get it started with no luck. I do hear the unit humm when turned on...
  5. HVAC
    I would like a new thermostat in replacement of my current mercury one but there are no labels on the wires are anything so someone tell me how to do this?
  6. HVAC
    I have a Carrier HP that is ~ 12yrs old. About 2 weeks ago I woke up to a bad smell in the house and cold temps. Quickly realized that even though the heat was on, the fan was not turning on. Opened the unit, and the blower motor was super hot. Replaced motor which had seized up. I also...
  7. HVAC
    I live in the Peidmont of NC and just purchased a house built in the Late 50's, a Cinder Block house. still has old windows so it gets cold in hte winter. I am replacing hte HVAC Package unit with a new Package heat pump. the house is 1400 square feet. My question is from my calculations the...
  8. HVAC
    Hello I am replacing a non-programmable thermostat with a programmable model. I am asking for advice about how to wire the new thermostat. The included instructions are not clear to me and I don’t want to damage anything by connecting it in the wrong way. I have included as much information...
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