HVAC

Have HVAC questions? Ask an HVAC Expert for answers

Connect one-on-one with {0} who will answer your question

Related HVAC Questions
We have a Breezair TBA450-G on our building, we are not
We have a Breezair TBA450-G on our building, we are not getting any power to the thermostat controller - no lights on the power board in the unit either. Power is good to the unit. … read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
8,427 satisfied customers
Our thermostat ( Rodgers 153-7758) has stopped operating. A
Our thermostat (White Rodgers(###) ###-#### has stopped operating. A couple of days ago it had a blank screen. I changed the batteries, using rechargeable batteries. It worked for one evening. Again a… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
8,427 satisfied customers
Our Honeywell thermostat reads battery low. We replaced the
Our Honeywell thermostat reads battery low. We replaced the 2 AA batteries but read out remains the same. Is there another battery or something else to try? … read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
8,427 satisfied customers
Honeywewll thermostat RTH6350 double A batteries ave a life
honeywewll thermostat RTH6350 double A batteries ave a life of only 3 or4 months and the screen gets thin and faint and hard to see. New AA cells improve but for the used AA s are not depleted. Hard t… read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
9,592 satisfied customers
Error code ee on honeywell th8320u1008. At least 10 years.
error code ee on honeywell th8320u1008 JA: How old is the appliance? Have you gotten error messages before? Customer: at least 10 years JA: Do you plan on doing the work yourself? Customer: yes JA: An… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
8,427 satisfied customers
Our inside unit is not turning the fan on for the ac but the
our inside unit is not turning the fan on for the ac but the fan blows for heat. it does not turn for the fan only setting … read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
8,427 satisfied customers
My thermostat went blank after reading Low Batt. Replaced
Hello! My thermostat went blank after reading Low Batt. Replaced batteries and re-installed. Fan is running (no AC) and thermostat is still blank. I flipped all the breakers, no joy. I … read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
8,427 satisfied customers
My Chronoterm III System light is not turning ON. We just
my Chronoterm III System light is not turning ON. We just changed batteries. we could set time, temp WAKE etc but sytem not turning ON … read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
8,427 satisfied customers
I have a Totaline thermostat. A wireless remote thermostat
I have a Totaline thermostat. A wireless remote thermostat P474-1100RF the unit in the hall doesn't have a power indicator light. … read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
8,427 satisfied customers
We have a Gibson Central Air unit: GB5BM-T25K-A-10. After
We have a Gibson Central Air unit: GB5BM-T25K-A-10. After not having it on all winter, I turned it on and nothing happened. I noticed the battery light flashing in the thermostat and so I replaced the… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
8,427 satisfied customers
We have a Laars lite LLG 125 natural spa boiler. It was shut
We have a Laars lite LLG 125 natural spa boiler. It was shut down for the last month or so. Trying to fire it up for the season, pilot lites but no main burner. After checking all the safety curcuit p… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
8,427 satisfied customers
My trane ac is less than 1 year old...fan working but unit
my trane ac is less than 1 year old...fan working but unit outside not on...changed batteries in thermastat...checked filter ok...checked breaker switch all ok... what next… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
8,427 satisfied customers
I am replacing an old GE single pole baseboard thermostat
I am replacing an old GE single pole electric baseboard thermostat with a honeywell ct410b double pole thermostat. The old one has three white wires together into a slot labeled '1' a black wire in sl… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
8,427 satisfied customers
I have a central Goodman air unit with a LUX thermostat. I
I have a central Goodman air unit with a LUX thermostat. I need information on it, because it is set on 73 degrees but it does not stay it goes to 64. I can not adjust it. The unit is 15 year old. Tha… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
8,427 satisfied customers
I recently inherited a home with a Bryant thermostat in place.
I recently inherited a home with a Bryant thermostat in place. I think it may be from the Legacy Line. The thermostat is flashing Lb. I took that to mean low battery and have replaced the batteries. I… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
8,427 satisfied customers
Heath, I waited about 15 minutes and then replaced the batteries
Heath, I waited about 15 minutes and then replaced the batteries and it still reads lo bat. Help? smiles. This was for the thermostat on our heater.… read more
Heath Moyer
Heath Moyer
1,067 satisfied customers
I have a 6 year old Goodman model # PGB036100-1A gaspack. We
I have a 6 year old Goodman model # XXXXX gaspack. We were out of town for 4 days had the thermostat on 62. When we came back into the house the thermostat showed no read out, we turned the unit off, … read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
14,206 satisfied customers
Our thermostat is reading L6 instead of the temp. Weve turned
Our thermostat is reading L6 instead of the temp. We've turned it off until we are sure what to do. What doe L6 mean, and what should we do about it? Thank you, Jennifer… read more
Mark Henley
Mark Henley
HVAC Controls DDC
3,216 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

8,427 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

1,029 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.

Tom

Tom

HVAC Technician

770 satisfied customers

16+yrs HVAC/R service. Residential Commerical Industrial

A-1 Tech

A-1 Tech

Service Manager

526 satisfied customers

I have been in the HVAC business for over 40 years.

< 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