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central air

  1. HVAC
    Hello, My old condenser fan motor stopped working so I replaced it and now the new motor overheats and stops running at 10 minutes. The old one was a GR 1/5 hp 1075rpm 1.2 amps. I replaced it with a century motor that is wired to be 1/5 hp 1075 rpms and 1.8 amps. could it be the amp...
  2. HVAC
    Hey Guys, I just bought a condo built in 2005. It has a 2 pipes system fan coil HVAC central forced air heat/AC system. The system in my master bedroom has 2 water pipes running vey loud. Right now the building is still running cold water for the AC. I don't know if it will be any better when...
  3. HVAC
    Hello everyone, I have a heating issue at one of my rental property. It's a Goodman HVAC unit used for cooling and heating. The problem is the heating part of the unit doesn't come on. So i set the STAT 3 degree higher than the room temperature, I here the Click sound which tells me the...
  4. HVAC
    Been working on a wall with all the wiring and tubing for my central air unit above my head. Notice a humming seemingly coming right from the tubing and/or wiring. The hum starts followed shortly by the cool air blowing through the house as it should. The unit seems to work just fine, just...
  5. HVAC
    Hello all, As it is starting to warm up we started to run our A/C and noticed it wasn't cooling the house. The fan was blowing so I went down and checked the breaker and sure enough the two 30amp breakers for the A/C were tripped. I flipped it and it held for a second and tripped again...
  6. HVAC
    Hello, tonight a friend called and said her central air wasn't working. I went over there and discovered some dispicable person stole the pull-out breaker from the disconnect box. Well, I looked all over the outside of the unit and didnt see a nameplate anywhere to get specs from. So my...
  7. Electrical
    Hi, I have a new propane gas furnace installation (we converted from oil). Everything seemed fine, except that the ground fault tripped in a bathroom, they tried the air conditioning, but it will run for a few seconds and then stop and at this time the furnace will turn on. They could not...
  8. HVAC
    Let's start from the beginning. Last year, my Lennox unit (Model # HS20-261-2P, dated Dec 1990, charged with R-22) started making a badbearing noise and after about 2 weeks quit working (I was getting married and didn't have time to look at it). So we let it be and turned off the AC. Warm...
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