HVAC

Have HVAC questions? Ask an HVAC Expert for answers

Ask an Expert,
Get an Answer ASAP!

Related HVAC Questions
My air conditioner has been kicking off, and the thermostat
Hi! My air conditioner has been kicking off, and the thermostat says "lo" If I just move the switch from Auto to on, it comes back on. Any ideas what can be happening? … read more
Airheatman
Airheatman
Heating & Air Conditioning Contractor
6 years college
1,836 satisfied customers
Phil. just today...everything is working, but the system is
Hello...just today...everything is working, but the system is not blowing hot air. It is an XE90 … read more
Billy
Billy
Journeyman Service Technician
State Licensed Mechanical Contractor
9,330 satisfied customers
Furnace blinking red code and light is steady. I have 2
Furnace blinking red code and green light is steady … read more
Airheatman
Airheatman
Heating & Air Conditioning Contractor
6 years college
1,836 satisfied customers
I have an American standard freedom 90 comfort r propane
I have an American standard freedom 90 comfort r propane heater. There is a small porthole on the front of my heater that is now blinking red. Should I be concerned?… read more
Airheatman
Airheatman
Heating & Air Conditioning Contractor
6 years college
1,836 satisfied customers
I have a Trane XL80. The AC is cycling on and off every second
I have a Trane XL80. The AC is cycling on and off every second or so. Filter was changed but old one was really dirty. I am getting a 3 flash code. One short flash, one long flash, then one short flas… read more
Airheatman
Airheatman
Heating & Air Conditioning Contractor
6 years college
1,836 satisfied customers
I found out that my exterior AC/heat pump (Lenox) and the interior
I found out that my exterior AC/heat pump (Lenox) and the interior one (whatever it's called) do not match. The outdoor unit is newer. The AC technician said that the outdoor unit does not have a shee… read more
Airheatman
Airheatman
Heating & Air Conditioning Contractor
6 years college
1,836 satisfied customers
My GMH95 heater flame won't come on. The blower runs constantly.
My GMH95 heater flame won't come on. The blower runs constantly. The trouble shooting light blinks 6 times---the fuse checks okay.. What is an open rollover anmd is it something that I can fix?? Thank… read more
Airheatman
Airheatman
Heating & Air Conditioning Contractor
6 years college
1,836 satisfied customers
I am looking at replacing my furnace and air conditioner. Two
I am looking at replacing my furnace and air conditioner. Two contractors have recommended American Standard and Bryant. Can you give me the pros and cons on both manufacturers, especially the warrant… read more
Billy
Billy
Journeyman Service Technician
State Licensed Mechanical Contractor
9,330 satisfied customers
This is the same XL90 furnace. The model number is XXXXX
This is the same XL90 furnace. The model number is XXXXX When it calls for heat the exhaust fan starts up and I can see the igniter turning on but shortly afterwards it goes out. the exhaust fan will … read more
servtech50
servtech50
HVAC/R service tech
216 satisfied customers
Hi there. I have a trane Air Conditioner xb10 2003 2TTB0030A10000AA.
Hi there. I have a trane Air Conditioner xb10 2003 2TTB0030A10000AA. Two days ago we had a brown out where the lights were dimmed and most appliances would not work for about an hour. Since then we ha… read more
HVAC_Doug
HVAC_Doug
Vocational, Technical or Trade Scho
about two weeks ago ,I bought a new rheem air conditioner ,3.5
about two weeks ago ,I bought a new rheem air conditioner ,3.5 ton 14 seer I see now it is only a 13 seer ,I told the company we said a fourteen seer, he said it really did make much differrens ,I thi… read more
Richard
Richard
District Technical Manager
Vocational, Technical or Trade Scho
1,416 satisfied customers
I have a lennox model G24M4 gas heater. Does it have a pilot
I have a lennox model G24M4 gas heater. Does it have a pilot light or is it electric ignite?… read more
M Oglesby
M Oglesby
Vocational, Technical or Trade Scho
2,010 satisfied customers
I have a coleman furnace and there is a red light blinking
I have a coleman furnace and there is a red light blinking and intermittent buzzing...says that there is a problem with the attic fan. Furnace runs fine though. Is there something that I need to reset… read more
M Oglesby
M Oglesby
Vocational, Technical or Trade Scho
2,010 satisfied customers
Our heater stopped heating and fan never turns off. Fan does
Our heater stopped heating and fan never turns off. Fan does the same thing with the air conditioner, but the air conditioner works. Would this potentially two separate problems that coincidentally ha… read more
M Oglesby
M Oglesby
Vocational, Technical or Trade Scho
2,010 satisfied customers
Rheem RGPN-07EAMER wont ignite this season. Its about 3
Rheem RGPN-07EAMER won't ignite this season. It's about 3 years old. Draft inducer starts, after a few seconds it sounds like the ignitor is rapid firing, but can't see any sparks. cycle is repeated, … read more
M Oglesby
M Oglesby
Vocational, Technical or Trade Scho
2,010 satisfied customers
Fan runs, orange glow, relay clicks but no gas ignition, red
Fan runs, orange glow, relay clicks but no gas ignition, red led is blinking, is the problem the ignitor or gas valve? Model of unit is Trane X880. Resistance of ignitor is around 34 ohms.… read more
M Oglesby
M Oglesby
Vocational, Technical or Trade Scho
2,010 satisfied customers
Theres a blinking red light on the front of my American Standard
There's a blinking red light on the front of my American Standard furnace. What is it? The Air cond. is working OK though. Do I need to reset something? Thanks.… read more
Billy
Billy
Journeyman Service Technician
State Licensed Mechanical Contractor
9,330 satisfied customers
Hello, I have a Lennox G4OUH(X) Series Furnace that was
Hello, I have a Lennox G4OUH(X) Series Furnace that was installed new three years ago. Last winter, it began giving me some trouble. It would sometimes go off without being turned off and would not re… read more
Kenton Guidry
Kenton Guidry
HVAC Technician
Vocational, Technical or Trade Scho
963 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

7,426 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