HVAC

Have HVAC questions? Ask an HVAC Expert for answers

Ask an Expert,
Get an Answer ASAP!

Related HVAC Questions
I have a new Honeywell S8610U installed and the heat comes
Hi I have a new Honeywell S8610U installed and the heat comes on but will not turn off … read more
Rick
Rick
HVAC Supervisor
24,885 satisfied customers
Brian, I have a Lennox SLP98V furnace, a XC21 AC unit
Hi Brian, I have a Lennox SLP98V furnace, a XC21 AC unit and a 3 -zone icomfort board with nest thermostats. (dont ask:), I really liked the Nest and didnt know that you cant control the fan speed wit… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
7,634 satisfied customers
I just installed a Nest Thermostat (generation 3) yesterday
Hello, I just installed a Nest Thermostat (generation 3) yesterday and I'm unsure if it's wired correctly. When I turn the heat up, it turns orange and gives an estimate, say 20 minutes that it will h… read more
Airheatman
Airheatman
Heating & Air Conditioning Contractor
6 years college
1,836 satisfied customers
Can I wire the W(heat) to the G(Blower) on the thermostat
Can I wire the W(heat) to the G(Blower) on the thermostat with the Fan mode set to Auto? Will the blower be called to activate based on the temp or is it called on the board from the W(heat) activatin… read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
Associate Degree
4,135 satisfied customers
how do I figure out how to turn on the humidifier winter
how do I figure out how to turn on the humidifier for the winter on my lennox c33 propane furnace. I just realized I need to turn it on… read more
Airheatman
Airheatman
Heating & Air Conditioning Contractor
6 years college
1,836 satisfied customers
I have a Trane XR15 and a Nest learning thermostat - dual fuel
I have a Trane XR15 and a Nest learning thermostat - dual fuel system with a gas furnace. My system has run flawlessly years. Filters are clean. However yesterday the heat just kept running and I can'… read more
Wvfan79
Wvfan79
Mecanical Designer & Estimator
High School or GED
775 satisfied customers
I have a Lennox dual fuel furnace. I had a blower test done
I have a Lennox dual fuel furnace. I had a blower test done recently on my house to assess for air leaks,and ever since then, my auxiliary heat comes on when I set up the thermostat 3 degrees each mor… read more
D.E. Anderson
D.E. Anderson
Industrial Refrigeration Service Manager
200 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
792 satisfied customers
I have a Coleman furnace with a White Rodgers 50A-51-243 controller.
I have a Coleman furnace with a White Rodgers 50A-51-243 controller. My unit is not working and the NEST t-stat says that it is not getting any power from the furnace. When I took off the cover for th… read more
Wvfan79
Wvfan79
Mecanical Designer & Estimator
High School or GED
775 satisfied customers
i have a goodman gpg10300701A electric/gas unit. starting
i have a goodman gpg10300701A electric/gas unit. starting 3 days ago, the unit works fine in the morning, but at some point in the afternoon the fan shuts off. the blower continues to blow (air is com… read more
Will
Will
President
Vocational, Technical or Trade Scho
131 satisfied customers
Installing a Honeywell HE260A Whole House Bypass Humidifier
Installing a Honeywell HE260A Whole House Bypass Humidifier on a Lennox G51MP furnace and I'm adding a Nest 2nd generation Thermostat as the humidistat. The Nest customer support has me confused: "som… read more
servtech50
servtech50
HVAC/R service tech
216 satisfied customers
I have a lennox elite furnace and air conditioner and when
I have a lennox elite furnace and air conditioner and when i turn the air conditioner on the blower fan starts to spin then clicks and turns off both green LED lights on the board are in a simultaneou… read more
SWFLHVAC
SWFLHVAC
67 satisfied customers
i have a lennox elite series (G51MP-48C-090-03) furnace; the
i have a lennox elite series (G51MP-48C-090-03) furnace; the thermostats are turned OFF and the fan switch is set to AUTO but the blower on the furnace will not shut off. Any suggestions? Dave… read more
Billy
Billy
Journeyman Service Technician
State Licensed Mechanical Contractor
9,330 satisfied customers
g51mp lennox Induced draft fan will not start blinking light
g51mp lennox Induced draft fan will not start blinking light say calling for heat turn thermo way down lights say ready to go this started after shut off gas supply - repaired coupling down line turne… read more
Tim H
Tim H
Lead building engineer
Vocational, Technical or Trade Scho
1,922 satisfied customers
my blower wont click on it keeps shutting off after a minute
my blower wont click on it keeps shutting off after a minute a heating up the inducer is hot i dont no if thats how that go but after starting 3 time and cutting off its gos into lock out mode click c… read more
ComfortZone
ComfortZone
Associate Degree
485 satisfied customers
I have a Lennox GSR14(about 20 years old) pulse furnace. Either
I have a Lennox GSR14(about 20 years old) pulse furnace. Either the spark is not sparking, or the power module to fire the ignitor is not working. When the furnace starts, I can hear the cold air moto… read more
HVAC_Doug
HVAC_Doug
Vocational, Technical or Trade Scho
Hi, my Lennox furnace will not run when heat is called for.
Hi, my Lennox furnace will not run when heat is called for. It is a heat pump system with gas backup. If you hit the reset on the furnace or take the fan door off and then replace it the unit will try… read more
HVAC_Doug
HVAC_Doug
Vocational, Technical or Trade Scho
I have 3 honeywell TH6110D1005 with a carrier 58MVB120-20 furnace,
I have 3 honeywell TH6110D1005 with a carrier 58MVB120-20 furnace, less than 4 yrs old. Heat comes on in the am but does not shut off. I would like to reset thermostat and possibly switch main thermos… read more
Tim H
Tim H
Lead building engineer
Vocational, Technical or Trade Scho
1,922 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