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Our system does not seem to turn on. We have cooling set to
Our system does not seem to turn on. We have cooling set to 72 and hime temperature is 87. We have changed batteries on unit and removed schedule hold. Compressor seems to be working … read more
Brian HVAC Guy
Brian HVAC Guy
HVAC Technician
High School
1,024 satisfied customers
I live in Florida. I have a Rheem AC about 5 years old. I
I live in Florida. I have a Rheem AC about 5 years old. I keep AC at 72. When I go to work I set thermostat to 77 or 78 and drop it to 72 when I come home. House cools off in 15 to 30 minutes. For the… read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
Associate Degree
5,375 satisfied customers
Your previous fixed nailed it!!! But out of curiosity (while
Your previous fixed nailed it!!! But out of curiosity (while wet-vacuuming water this morning) I peeked in the furnace. The coils are starting to freeze over again. The output is still cool, but is th… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,969 satisfied customers
I have a Heil heating and AC unit for my home. My question
I have a Heil heating and AC unit for my home. My question is regarding air condition operation. If I set the thermostat on "Auto" and set the temperature at 72 degrees should the condensing unit fan … read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
7,791 satisfied customers
Phil -- Your suggestion to look hole behind the thermostat
Phil -- This is Molly Frantz. Your suggestion to look for a hole behind the thermostat was spot on. Fire-retardant was put behind the thermostat and I though that solved the issue of the PECO thermost… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
7,791 satisfied customers
No warm/hot air coming out of vents. Temperature on thermostat
No warm/hot air coming out of vents. Temperature on thermostat always shows between 68-70 max. Air coming out flat, not cold or hot, regardless of whether it is set to heat or Emergency electric. My h… read more
airheatman
airheatman
HVAC Technician
10,162 satisfied customers
I have a thermostat with HunterFan, model 42999B. How do I
I have a thermostat with HunterFan, model 42999B. How do I set a temperature without it reverting?… read more
Douglas
Douglas
Vocational, Technical or Trade Scho
3,087 satisfied customers
My a/c compressor constantly runs even though the temperature
My a/c compressor constantly runs even though the temperature in the house is at the set temperature. I can still manually turn off the a/c unit at the thermosat (from cool to off) or at the breaker b… read more
Francis
Francis
shop owner
Bachelor's Degree
1,974 satisfied customers
Last night when I tried to lower the temperature in my upstairs
Last night when I tried to lower the temperature in my upstairs unit for the AC to kick in, when the requested temperature got below 74 degrees, the unit blanked out and then reset at 86 degrees! The … read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,969 satisfied customers
Hi. I live on second floor of a two story apt. building. I
Hi. I live on second floor of a two story apt. building. I have to deal with a unwilling manager and the person that installed the air condition same years ago saying that the unit are still in warran… read more
Rick Mather
Rick Mather
HVAC Technician
Vocational, Technical or Trade Scho
3,133 satisfied customers
I have a 1f82-261 I set the temp to 70 and push hold. The temp
I have a 1f82-261 I set the temp to 70 and push hold. The temp say 75 and has stayed on this all day. It is 72 according to a different thermometer-I can tell it is definately cooler than 75. It worke… read more
Heath Moyer
Heath Moyer
1,064 satisfied customers
I am renting a trailer with a Goodman PC036-1B REV E Central
I am renting a trailer with a Goodman PC036-1B REV E Central A/C unit. There is bearly any air coming out of the vents throughout the trailer. My landlord had a repairman come out and supposedly fix i… read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
Associate Degree
5,375 satisfied customers
I live in a 4,800 sq ft home with 4 cooling units. If I set
I live in a 4,800 sq ft home with 4 cooling units. If I set a thermostat to 72 and the A/C runs nonstop all day but the temperature never gets below 76, is this likely a problem. I know it's 100 degre… read more
Rick Mather
Rick Mather
HVAC Technician
Vocational, Technical or Trade Scho
3,133 satisfied customers
I have a 10 year 3.5 ton Rhreem A/C system on a 1,600sqft dwelling,
I have a 10 year 3.5 ton Rhreem A/C system on a 1,600sqft dwelling, with a 5 year compressor. A few days ago it stated during the day not to cool bellow 81 degrees and you can feel the heat inside the… read more
Paul
Paul
Vocational, Technical or Trade Scho
112 satisfied customers
Hello, I have a Honeywell t-stat Chronotherm 111. # 973662
Hello, I have a Honeywell t-stat Chronotherm 111. # XXXXX Rev B unit. My Son turned on the fan and it was blowing hot air. I changed it back to auto and can't seem to override the system. It is presen… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,969 satisfied customers
Have a TCONT800 series touch screen Programmable comfort control
Have a TCONT800 series touch screen Programmable comfort control for our two heat pumps. I am unable to get any cooling from the upstairs system The control is set on cool and the cool temperature set… read more
Tom
Tom
HVAC Technician
Vocational, Technical or Trade Scho
770 satisfied customers
Just purchased a Trane xl20 i 5 ton unit- We live in 2 story
Just purchased a Trane xl20 i 5 ton unit- We live in 2 story home 2200 sq ft with 18 foot ceilings downstairs. With AC set to 76 system turns on in late afternoon (outside temp 85) and house goes down… read more
Douglas
Douglas
Vocational, Technical or Trade Scho
3,087 satisfied customers
I have a carrier programmable thermostat with humidity control
I have a carrier programmable thermostat with humidity control in a small museum in the Bahamas. The Room temperature display will not change from 74. The problem was noticed when the compressor and A… read more
Mike
Mike
Service Tech/ Installer
High School or GED
153 satisfied customers
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Meet the Experts:

Phil

Phil

Mechanical Engineer

7,791 satisfied customers

Retired HVAC/ Electrical & Boiler contractor. Industrial

Rick Mather

Rick Mather

HVAC Technician

3,133 satisfied customers

35 years experience, HVAC

Matthew

Matthew

HVAC Technician

2,014 satisfied customers

14 years experience in the HVAC field of service, installation, Manual J & D calculations

Brian HVAC Guy

Brian HVAC Guy

HVAC Technician

1,024 satisfied customers

I have been an HVAC/R mechanic/technician for 30+ years.

Kenton Guidry

Kenton Guidry

HVAC Technician

963 satisfied customers

12 years install/service experience.

Rick Ridley

Rick Ridley

UK Heating Engineer

871 satisfied customers

Retired But have had 30 years on the tools, Ex CORGI

Tom

Tom

HVAC Technician

770 satisfied customers

16+yrs HVAC/R service. Residential Commerical Industrial

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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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