HVAC

Have HVAC questions? Ask an HVAC Expert for answers

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

Related HVAC Questions
My furnace was working fine. All of the sudden is trying to
My furnace was working fine. All of the sudden is trying to ignite And wont ignite … read more
Christopher Coleman
Christopher Coleman
1,149 satisfied customers
I have a gas furnace that isn't lighting and I can't figure
I have a gas furnace that isn't lighting and I can't figure out where the pilot light is, if it even has one … read more
Rick
Rick
Supervisor
28,352 satisfied customers
I have a Lennox model # G12D2E 82-2 the pilot lights but I
I have a Lennox model # G12D2E 82-2 the pilot lights but I have take front off and blow air toward pilot light to get burners to light when I do this I hear a clicking noise like it's cycling it does … read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
9,952 satisfied customers
Trane xr 90 gas furnace that is coming up with three
trane xr 90 gas furnace that is coming up with three flashing led lights saying that its the pressure switch witch was replaced last spring the vents are open whats my next move … read more
Rick
Rick
Supervisor
28,352 satisfied customers
I have a Payne furnace natural gas model 125u48-19a-c that
I have a Payne furnace natural gas model 125u48-19a-c that starts up and fires for 2-3 minutes then goes off… read more
Tim H.
Tim H.
Lead building engineer
Vocational, Technical or Trade Scho
3,962 satisfied customers
Just installed a 36h32-304 gas valve, converted it to LP, tool
Just installed a 36h32-304 gas valve, converted it to LP, tool off jumper as I have a electronic pilot lt. The pilot light will not light, have the spark but evidently no propane. At least give me a c… read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
9,952 satisfied customers
I have a Lennox SL280UHV furnace and am wanting to install
I have a Lennox SL280UHV furnace and am wanting to install a Nest Thermostat. If I throw the breaker to my HVAC system to protect myself while doing the wiring (10-15 min max), do I need to worry abou… read more
Theplumber717
Theplumber717
Plumber
Vocational, Technical or Trade Scho
1,265 satisfied customers
We also have a Burnham hydronics series 2 boiler-installed
We also have a Burnham hydronics series 2 boiler-installed in 2003. We are now getting heat irregularly. The thermostat calls for heat, the circulating pump starts, the flue opens, the gas valve opens… read more
Douglas
Douglas
Vocational, Technical or Trade Scho
3,118 satisfied customers
Pilot switch fails to ignite my Heatilator Model GNDC36
I have a Heatilator Model GNDC36. The switch fails to ignite the fireplace. It has worked for several years, but no longer. This happened in the past. At that time I disconnected the switch at the wal… read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
9,952 satisfied customers
I am trying to re-light a Honeywell SV9520 8034 pilot light.
I am trying to re-light a Honeywell SV9520 8034 pilot light. I shut the system down to install a programmable thermostat (which did not work because the heat would not shut off). I re-installed the ol… read more
MRANSWER
MRANSWER
TECHNICIAN
Bachelor's Degree
6,158 satisfied customers
I have a Carrier Model # 58sx080-bc just installed new circuit
I have a Carrier Model # XXXXX just installed new circuit board, gas valve is 1 year old when you start system ignigtor lights gas pilot stays on for 30 seconds and pilot goes out. Pilot comes back on… read more
Douglas
Douglas
Vocational, Technical or Trade Scho
3,118 satisfied customers
Just installed a programmable thermostat. we programmed it
Just installed a programmable thermostat. we programmed it and it indicates that heat is on but the furnace is not running. Doesn't appear to have a pilot light either? what should we do?… read more
ComfortZone
ComfortZone
Associate Degree
515 satisfied customers
I have a Bryant Plus 80t gas furnance and I turned it on with
I have a Bryant Plus 80t gas furnance and I turned it on with my thermostat this morning but it appears the fan is on and not the fire. How can I check the pilot light to see if it is on?… read more
Regan Land
Regan Land
General Manager
Vocational, Technical or Trade Scho
772 satisfied customers
Have an above ground pool water heater model 130. HOW do we
Have an above ground pool water heater RHEEM model 130. HOW do we light the pilot light? I am SERIOUSLY FRUSTRATED!!!… read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
Associate Degree
5,422 satisfied customers
Greetings... I have a BDP (Carrier) 395AAW048070 circa 1983.
Greetings... I have a BDP (Carrier) 395AAW048070 circa 1983. I'm still trying to familiarize myself with all the parts and pieces of this system (with the help of the interweb) so I'm at that point wh… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
14,357 satisfied customers
Lennox G20 furnace not firing up after temperature falls
I have a Lennox Whisper Heat G20 furnace and had been having problems with it not firing up every time the thermostat went below the desired temperature. I'd have to turn the furnace off/on to get it … read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
Associate Degree
5,422 satisfied customers
I have a Reddi Horizontal Gas Furnace (thn075A948a1), recently
I have a Reddi Horizontal Gas Furnace (thn075A948a1), recently the furnace pilot light starts but the main gas valve will not open so after 90 sec the pilot stops and the fan starts continusly. I shor… read more
Mark Henley
Mark Henley
HVAC Controls DDC
3,216 satisfied customers
how do I tell if my themal coupler on my furnace is going bad...My
how do I tell if my themal coupler on my furnace is going bad...My furnace is working it will come on the flames will light for a few seconds then shut off then light up again shut off after a few sec… read more
Rick Mather
Rick Mather
HVAC Technician
Vocational, Technical or Trade Scho
3,133 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