HVAC

Have HVAC questions? Ask an HVAC Expert for answers

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

Related HVAC Questions
I have a lennox dimension HS 22 -461 U-2P THE COMPRESSOR
i have a lennox dimension HS 22 -461 U-2P THE COMPRESSOR Blade will not turn freely and it is not getting any cool air in the house,seems the … read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,969 satisfied customers
I purchased a new lennox furnace and air conditioning system
I purchased a new lennox furnace and air conditioning system installed summer of 2016. The unit is very slow to start up heating after being down for our travel or even overnite. We returned from a tr… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
7,791 satisfied customers
My Lennox Furnace seems to lose it capability to deliver
My Lennox Furnace seems to lose it capability to deliver heat after it has been on for a few hours. I go downstairs, turn it off and then on again. Then I go back up and turn the heat off and then on again using the thermostat. Then the furnace seems to deliver heat normally. Any thoughts as to what's going on? … read more
Rick
Rick
HVAC Supervisor
25,782 satisfied customers
Working on an old Lennox GCS20R-411-100-2P gas pack. The
working on an old Lennox GCS20R-411-100-2P gas pack. The furnace/burner works fine but the fan stopped coming on. Ok, so I replaced the fan limit with a new Honeywell L4064W1080 figuring that was it. … read more
Tim H.
Tim H.
Lead building engineer
Vocational, Technical or Trade Scho
3,962 satisfied customers
I have a Honeywell furnace 80 Plus I purchased a wireless
Hi I have a Honeywell furnace Bryant 80 Plus I purchased a wireless extension thm4000r1000 and a wireless Thermostat TH6320R1000 to control a 3rd zone of my TrueZone System Hz322. I mean that two zone… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,969 satisfied customers
Billy, I have a Lennox G40UH (I think that's right) that is
Hi Billy, I have a Lennox G40UH (I think that's right) that is indicating normal operation (both lights green - flashing slowly simultaneously) and yet won't turn on - at all. I got the fan to come on… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,969 satisfied customers
Lennox furnace will not light. Through the little window a
Lennox furnace will not light. Through the little window a red and green lights are blinking.… read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
8,264 satisfied customers
, i have a Nordyne electric furnace in my mobile home. the
, i have a Nordyne electric furnace in my mobile home. the model number is ***** I woke up this morning to a much warmer than normal house, and realized the furnace was running and not turning off. I … read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,969 satisfied customers
Lennox m/n HS29-048-2P Help - house got warm. checked ac
Lennox m/n HS29-048-2P Help - house got warm. checked ac unit & it was humming, very hot & fan not not spinning. Turned off thermostat off & back on after cover cooled off. Gave fan a nudge & it start… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,969 satisfied customers
I have a Honeywell T8000c1002 thermostat that I think has gone
I have a Honeywell T8000c1002 thermostat that I think has gone bad. It was on 'cooling' and seemed to be working when we noted it started getting hotter and the furnace had come on and the thermostat … read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
Associate Degree
5,375 satisfied customers
Lennox Whisper Heat G20 series. I had replaced the ignition
Lennox Whisper Heat G20 series. I had replaced the ignition control board a couple of years ago. Yesterday, the furnace was not coming on although it was being commanded to heat by the thermostat. The… read more
MRANSWER
MRANSWER
TECHNICIAN
Bachelor's Degree
6,158 satisfied customers
I have a Lennox Pulse furnace (model #G1403-60-C23), approximately
I have a Lennox Pulse furnace (model #G1403-60-C23), approximately 22 years old. The furnace cycles primarily in the morning after the thermostat ahs been turned back at night. I have observed the tem… read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
8,264 satisfied customers
I want to be able to turn my thermostat (Honeywell T8195) complet
I want to be able to turn my thermostat (Honeywell T8195) completely on and off by remote control. I am heat-only with a Lennox G21 furnace. Only 3 wires, red, green and white were hooked to those col… read more
Rick Mather
Rick Mather
HVAC Technician
Vocational, Technical or Trade Scho
3,133 satisfied customers
My electric furnace is not turning off. The thermostat does
My electric furnace is not turning off. The thermostat does not affect anything. Have even disconected it completely. This is a Lennox model ES5Q3-631-1P. I realize this is a model from the late 70s a… read more
Mark Henley
Mark Henley
HVAC Controls DDC
3,216 satisfied customers
Hi, I have a simple comfort 2000 thermostat installed in
Hi, I have a simple comfort 2000 thermostat installed in the house and just recently things started going awry. Although the thermostat is set to auto, the fan continuously blows even without any heat… read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
Associate Degree
5,375 satisfied customers
My Lennox mid eff. furnace will sometimes keep running for
My Lennox mid eff. furnace will sometimes keep running for hours during auto heat cycles? The only thing that seems to shut it off between heat, is opening the door to the basement stairway??… read more
Bill P.
Bill P.
Installer/ Troubleshooter/Technician
338 satisfied customers
Model #ES5Q3-711-1P Towards last spring the furnace
Model #ES5Q3-711-1P Towards last spring the furnace wouldn't shut off...house temp got up to 85 while we were out for a few hours. Flipped both breakers off...then on and it worked fine. We just start… read more
Mark Henley
Mark Henley
HVAC Controls DDC
3,216 satisfied customers
I have my heat set on 70 and recently is has started to run without cutting off.
My home is all electric and recently my heat has started to run all day and night without stopping. I have the thermostat set on auto but it will not cut off. Please let me know the problem. Thanks.… read more
Expert
Expert
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

7,791 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

< 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