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We had thunderstorms this morning and both AC units have
We had thunderstorms this morning and both AC units have stopped working. Downstairs Trane thermostat. Upstairs unit has following error codes: 091.06, 126.00, SOP 004.01 … read more
Phil
Phil
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Degree, Mech Engr Technology
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I have a question Here it goes I just had a 2.5 ton Hvac
Hi I have a question Here it goes I just had a 2.5 ton Hvac system replaced now we find out it us not cooling the upstairs in 90+ degree heat ouside. so the Tech tells me we could change the compresso… read more
Todd S
Todd S
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High School or GED
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How can I correct an error code # 158 for a Trane comfort
How can I correct an error code # 158 for a Trane comfort control referred to inTCONT900AC43UA . THNAKS … read more
airheatman
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I have the error code 126 on my Trane display, how do I fix?
I have the error code 126 on my Trane display, how do I fix? Just happened no idea why. … read more
Tamar D
Tamar D
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Vocational, Technical or Trade School
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Trane TCONT900 stat with error code 126.... turned breakers
Trane TCONT900 stat with error code 126.... turned breakers off for at least 20 min. Still flashing ???? HELP! … read more
Michael Ferryman
Michael Ferryman
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Regarding my heat pump error 104 I have a 3 year old Trane
Regarding my heat pump error 104I have a 3 year old Trane XL20i 4 ton heat pump. An error code just appeared (at 10 PM) on the thermostat -- Error code 104. The manual says "heater relay fault". which… read more
airheatman
airheatman
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6 years college
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I have a trane XL20i heatpump (2 ton). every winter when it
I have a trane XL20i heatpump (2 ton). every winter when it gets below 25 degrees F, I get an error code 79 on my Thermostat. I I shut power off and then on, it clears the code and runs for awhile the… read more
Phil
Phil
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We are looking AC unit that has lowest possible decibels,
We are looking for the AC unit that has lowest possible decibels, the quietest unit. Can you please recommend us units that have this characteristic. Thanks… read more
Appliance Guru
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My 21 year old furnace (Rheem) thats located in the upstairs
My 21 year old furnace (Rheem) that's located in the upstairs hallway closet failed. The transformer board wiring burned up. That is, the wiring on the backside of the 4” x 4” metal board screwed on t… read more
airheatman
airheatman
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I am redoing the HVAC system for my home. It currently has 2
I am redoing the HVAC system for my home. It currently has 2 partially functional units. One is a 2.5 ton RUUD, 30 years old from the manufacturing date, it still cools somewhat. The other is a 20 yea… read more
R.G.
R.G.
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trane xl20i stays on stage 1 cooling when it should switch
trane xl20i stays on stage 1 cooling when it should switch to stage 2 to lower temp from 78 to75? Why... Also happens with larger temp splits iE 84 to 77...… read more
gotoman for ac
gotoman for ac
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What is Error Code 126 on Trane Comfort Link II thermostat?
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gotoman for ac
gotoman for ac
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Associate Degree
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I replaced my heating and cooling system in June of this year
I replaced my heating and cooling system in June of this year with a Trane XC80 furnace, an XL20i air conditioner and an XL950 thermostat. From the beginning I have had trouble with the stage 1 operat… read more
gotoman for ac
gotoman for ac
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I have 2 quotes for a Trane XL20i 3 ton A/C system. The first
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Douglas
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My son owns his loft condominium in Memphis, Tennessee. This
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gotoman for ac
gotoman for ac
HVAC Service manager and owner
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just had an electriciy effiency test done on house. after
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gotoman for ac
gotoman for ac
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I have two quotes:#1 Traine XL20i-4 ton 2 stage communicatio
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gotoman for ac
gotoman for ac
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i installed my first trane xl20i with a 4tee3c4a1000aa air
i installed my first trane xl20i with a 4tee3c4a1000aa air handler and a comfortlink ii control and the unit wouldnt fire up tstat read err 91 never a clear answer in the err adendum to help explain t… read more
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