HVAC

Have HVAC questions? Ask an HVAC Expert for answers

Ask an Expert,
Get an Answer ASAP!

Related HVAC Questions
Our Honeywell touch thermostat is not responding in any way.
Our Honeywell touch thermostat is not responding in any way. We have turned off the breaker and replaced the batteries (which we just replaced a few months ago). What are our other options? … read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
7,807 satisfied customers
Just had a 70 series single 1F78-144 installed today. It is
Just had a 70 series single 1F78-144 installed today. It is set on auto and furnace fan does not turn off when set point is reached. Set on cool. Outside unit does turn off. … read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,870 satisfied customers
Having trouble with my thermostat. It will not switch back
It will not switch back to the program from a hold … read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
7,807 satisfied customers
Rheem 400 series thermostat at cottage. Came up today, and
Rheem 400 series thermostat at cottage. Came up today, and the thermostat is just flashing a whole bunch of numbers. Power is on....pulled unit off of wall, one of the batteries had corroded. Replaced… read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
7,807 satisfied customers
The AC stopped working after the batteries in the thermostat
The AC stopped working after the batteries in the thermostat went out. I think this signaled the system to shut offer. From what I'm reading on the Internet this is common and suggestions are saying t… read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
Associate Degree
5,362 satisfied customers
My name is ***** *****. Last night I replaced a thermostat
Customer: My name is ***** *****. Last night I replaced a thermostat that had gone bad (battery operated and still showed low battery with new batteries installed). This morning, the fan runs but I do… read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
7,807 satisfied customers
I just installed a Honeywell RTH7600D Control unit and
Hello, I just installed a Honeywell RTH7600D Control unit and it is tied to a Trane TWG042A14OBO system. I went through the start up and programmed to specific features but am still only getting hot a… read more
Brian HVAC Guy
Brian HVAC Guy
HVAC Technician
High School
1,024 satisfied customers
My Honeywell thermostat went out and i had to replace the batteries.
My Honeywell thermostat went out and i had to replace the batteries. The thermostat now works but the ait won't come one. I turned the system off and left off for 10 min but it still won't come on. Is… read more
Stingray
Stingray
3 satisfied customers
We just returned and on the Honeywell RTH2300 thermostat controlling
We just returned and on the Honeywell RTH2300 thermostat controlling our AC/Heat unit had a replace battery signal. After replacing batteries and resetting day/time the system will not come on. I have… read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
7,807 satisfied customers
My thermostat is blinking "hold 70" so that I cant manually
My thermostat is blinking "hold 70'" so that I can't manually override the system to turn it up or down - the ac has been working fine all day but when I went to check the batteries in the thermostat,… read more
Appliance Guru
Appliance Guru
18,639 satisfied customers
Lennox G43uf series furnace blower fan keep running. took the
Lennox G43uf series furnace blower fan keep running. took the wires off G terminal and it stopped. changed batteries in the Honeywell thermostat… read more
Appliance Guru
Appliance Guru
18,639 satisfied customers
Our white-rodgers thermostat is not activating the heater.
Our white-rodgers thermostat is not activating the heater. There is power to the thermostat but non of the buttons respond. There was a battery low sign so we changed the batteries but nothing has cha… read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
7,807 satisfied customers
I HAVE A DICO THERMOSTAT AND I NOTICE THE SCREEN WAS FLASHING
I HAVE A DICO THERMOSTAT AND I NOTICE THE SCREEN WAS FLASHING WHICH SAID BATTERY, SO I PUT 3 NEW BATTERIES IN IT AND THE SCREEN STILL IS FLASHING, I CHECK THE BREAKERS, ITS FINE. THE A/C AND HEAT WILL… read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
7,807 satisfied customers
I just had a heater go out. Thermostat went blank. Replaced
I just had a heater go out. Thermostat went blank. Replaced Thermostat. No Results. Pulled Cover to heater. Blower fan running. Exhaust Fan not running. Gas / Igniter not running. Red Light on Circuit… read more
Tim H.
Tim H.
Lead building engineer
Vocational, Technical or Trade Scho
3,962 satisfied customers
Hello my thermostate is white-rodgers, when turning it on to
Hello my thermostate is white-rodgers, when turning it on to cool, it does not go on, this only happens certain days. I checked the furnace, I checked the batteries, I checked the circut breaker, all … read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,870 satisfied customers
My White Rodgers thermostat reverts to factory settings. Why?
When I recently changed the batteries on my White Rodgers thermostat, the thermostat became temperamental about my changing settings and reverts, regularly, to factory settings. What can I do? I tried… read more
Matthew
Matthew
HVAC Technician
Bachelor's Degree
2,014 satisfied customers
My furnace quit turning on today. I looked at the thermostat
My furnace quit turning on today. I looked at the thermostat and it indicated the batteries were low so I replaced them. I also replaced the filter as it was quite dirty. Now, it appears there is no p… read more
Bill
Bill
High School or GED
318 satisfied customers
Honeywell CT3200A1001 thermostat wont reset after replacing batteries
I have a Honeywell CT3200A1001 thermostat that will not reset after replacing the batteries, it still displays "bat lo" after trying several pairs of new batteries. Is the thermostat shot or is there … read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,870 satisfied customers
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.

JustAnswer in the News:

Ask-a-doc Web sites: If you've got a quick question, you can try to get an answer from sites that say they have various specialists on hand to give quick answers... Justanswer.com.
JustAnswer.com...has seen a spike since October in legal questions from readers about layoffs, unemployment and severance.
Web sites like justanswer.com/legal
...leave nothing to chance.
Traffic on JustAnswer rose 14 percent...and had nearly 400,000 page views in 30 days...inquiries related to stress, high blood pressure, drinking and heart pain jumped 33 percent.
Tory Johnson, GMA Workplace Contributor, discusses work-from-home jobs, such as JustAnswer in which verified Experts answer people’s questions.
I will tell you that...the things you have to go through to be an Expert are quite rigorous.

What Customers are Saying:

You did one super job of explaining to me everything there is to know about this fridge. I'm looking forward to asking you questions in the future.

JimmyBagley, IA

Wonderful service, prompt, efficient, and accurate. Couldn't have asked for more. I cannot thank you enough for your help.

Mary C.Freshfield, Liverpool, UK

This expert is wonderful. They truly know what they are talking about, and they actually care about you. They really helped put my nerves at ease. Thank you so much!!!!

AlexLos Angeles, CA

Thank you for all your help. It is nice to know that this service is here for people like myself, who need answers fast and are not sure who to consult.

GPHesperia, CA

I couldn't be more satisfied! This is the site I will always come to when I need a second opinion.

JustinKernersville, NC

Just let me say that this encounter has been entirely professional and most helpful. I liked that I could ask additional questions and get answered in a very short turn around.

EstherWoodstock, NY

Thank you so much for taking your time and knowledge to support my concerns. Not only did you answer my questions, you even took it a step further with replying with more pertinent information I needed to know.

RobinElkton, Maryland

< Previous | Next >

Meet the Experts:

Phil

Phil

Mechanical Engineer

7,634 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

< Previous | Next >

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.

Show MoreShow Less

Ask Your Question

x