HVAC

Have HVAC questions? Ask an HVAC Expert for answers

Ask an Expert,
Get an Answer ASAP!

Related HVAC Questions
My Goodman 95% efficiency furnace keeps shutting off
My Goodman 95% efficiency furnace keeps shutting off whenever I have the condensation drain hose hooked up to it. If I let the furnace just drain condensation onto my basement floor, the furnace runs … read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
7,807 satisfied customers
I have a lennox ac13-060-230-03 commercial split unit the
I have a lennox ac13-060-230-03 commercial split unit the Remote is no longer turning the unit on can I turn the unit on without the remote?… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,875 satisfied customers
I have a lennox G40UH-36B-090 furnace that isn't blowing
I have a lennox G40UH-36B-090 furnace that isn't blowing heat. I think the pilot light must be out. I have a slow blinking green light. Any suggestions?… read more
Appliance Guru
Appliance Guru
18,649 satisfied customers
I have a Lennox G40UH-48B-090-11, 8 years old glow plug ignites
I have a Lennox G40UH-48B-090-11, 8 years old glow plug ignites flame flame stays on for 10-60 seconds. furnace turns off. I suspect the flame thermostat is sending a signal to the controller board to… read more
MRANSWER
MRANSWER
TECHNICIAN
Bachelor's Degree
6,158 satisfied customers
House fan comes on, heater does not light. Code reads red
House fan comes on, heater does not light. Code reads red blinks, green steady. I checked both limit switches. Both closed so ok. Evac fan does not come on unless I disconnect limit switches. No ignit… read more
Expert
Expert
ON MY G40UH-48B-090-3 UNIT I HAD A BAD DRAFT INDUCER FAN. WHILE
ON MY G40UH-48B-090-3 UNIT I HAD A BAD DRAFT INDUCER FAN. WHILE I WAS MESSING WITH IT I CONNECTED AND DISCONNECTED IT A FEW TIMES WHILE IT WAS RUNNING. THE UNIT STARTED FLASHING A CODE FIRST LIGHT ON … read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,875 satisfied customers
i have a lennox g-16 hot air furnace, for our house 1140 sq
i have a lennox g-16 hot air furnace, for our house 1140 sq ft, basement is very cold, the g-16 is 22 yrs old. i got a new lennox g40uh-48b-090-11, and want to keep a hot air vent partly open to heat … read more
hvac-technician
hvac-technician
Service Manager
Vocational, Technical or Trade Scho
62 satisfied customers
I have a Lennox gas furnace G40UH-48B-090-10 that is stuck
I have a Lennox gas furnace G40UH-48B-090-10 that is stuck in the watch guard mode. The furnace lights but the the flame goes out I would say it stays lite for about 4 to 5 seconds then it starts in s… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,875 satisfied customers
I have a goodman a/c with air handler awuf 24051ba which leaks
I have a goodman a/c with air handler awuf 24051ba which leaks water or condensation down the coil which in turn soaks the filter and drips water outside of the drain pan. Broward Factory Service inst… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
9,981 satisfied customers
I have a Lennox gas furn. G40UH-48B-090-14. The heat kicked
I have a Lennox gas furn. G40UH-48B-090-14. The heat kicked on this morning, but only blowing cold air. The red light is flashing, and green light is on which indicates primary or secondary limit swit… read more
Douglas
Douglas
Vocational, Technical or Trade Scho
3,087 satisfied customers
I have a vertical electric furnace unit with the fan motor
I have a vertical electric furnace unit with the fan motor at the top of the unit and blows from the top. I noticed that the backup drip pan which sits below the primary at the bottom of the return ai… read more
Jason  Hvac
Jason Hvac
Hvac Tec
Vocational, Technical or Trade Scho
120 satisfied customers
I have a Westinghouse Air Conditioner that was installed in
I have a Westinghouse Air Conditioner that was installed in my house when built 3 years ago. The air handling, coil and so on is located in my attic. I noticed yesterday that water was dripping from t… read more
Tim H.
Tim H.
Lead building engineer
Vocational, Technical or Trade Scho
3,962 satisfied customers
my lennox air conditioning system is leaking water inside the
my lennox air conditioning system is leaking water inside the main unit housing. IT seems to get worse when I turn the temperature down below 76 degrees F. It is approximately 9.5 years old. It appear… read more
Regan Land
Regan Land
General Manager
Vocational, Technical or Trade Scho
768 satisfied customers
Im in a manufactured home with a Miller 4 ton furnace and
I'm in a manufactured home with a Miller 4 ton furnace and a Nordyne evaporator "A" coil on top. I have been having water backup in the drain pan under the evaporator coil. Seems to me the drain may b… read more
Tim H.
Tim H.
Lead building engineer
Vocational, Technical or Trade Scho
3,962 satisfied customers
dear sir i hava a split unit ac and its dripping water, i
dear sir i hava a split unit ac and its dripping water, i tried cleaning the filters, unplogging the drains with compressed air, but it still continues to drip, is there something i'm missing?… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
9,981 satisfied customers
my lennox heater stopped working, its a 88k BTU G40UH-48B-090-11,
my lennox heater stopped working, it's a 88k BTU G40UH-48B-090-11, it seems to start both fans, the red and green LEDs start blinking, after about a minute the red LED goes out and the green LED conti… read more
Bill P.
Bill P.
Installer/ Troubleshooter/Technician
338 satisfied customers
my lennox heater G40UH 88K Btu stopped working, The main blower
my lennox heater G40UH 88K Btu stopped working, The main blower works, The smaller (vent fan?) works, The red and green LEDs light at the beginning and after about a minute the red LED goes out and th… read more
Richard
Richard
District Technical Manager
Vocational, Technical or Trade Scho
1,514 satisfied customers
I have a Lennox G40UH-48B-090-02 and just purchased a new blower-combustion
I have a Lennox G40UH-48B-090-02 and just purchased a new blower-combustion air motor and pressure switch and getting ready to install. Im not an expert but make most of my home repairs myself. Just w… read more
Matthew
Matthew
HVAC Technician
Bachelor's Degree
2,014 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

9,981 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