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 RUUD Acheiver 90 Plus that goes tries to turn on,
I have a RUUD Acheiver 90 Plus that goes tries to turn on, but then will not ignite and gives me a single blink on one of the 2 green LEDs. … read more
D.E. Anderson
D.E. Anderson
Industrial Refrigeration Service Manager
200 satisfied customers
Code 13 on a carrier weather maker 9200. It short cycles. I
Code 13 on a carrier weather maker 9200. JA: I'll do all I can to help. Tell me a bit more about what's going on so we can help you best. Customer: It short cycles. JA: Is there anything else importan… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
8,427 satisfied customers
I have a lennox G40UH series furnace. When the call for heat
I have a lennox G40UH series furnace. When the call for heat comes in, the initial exhaust fan kicks on, the "glow stick" warms and the burners start. After a few seconds the system shuts down. I thou… read more
Theplumber717
Theplumber717
Plumber
Vocational, Technical or Trade Scho
1,265 satisfied customers
i have a comfortmaker model n9msb, high effiency furnace. im
i have a comfortmaker model n9msb, high effiency furnace. i'm getting alot of water on the exhaust side, to the point of short cycling. had a professional look at heat exchangers, says everything good… read more
jHVAC
jHVAC
131 satisfied customers
I have an American Standard Freedom 90 Comfort R furnace. It
I have an American Standard Freedom 90 Comfort R furnace. It has been not always heating the house. I have watched it through it's start up. It will start by firing up the gas then turning off, then f… read more
Heath.M
Heath.M
Refrigeration Mechanic
Vocational, Technical or Trade School
223 satisfied customers
model 58CTA/CTX - The coil wont light but blower is on. Temp
model 58CTA/CTX - The coil won't light but blower is on. Temp is dropping quickly in our house. We're in MN. We've tried turning on/off and the breaker… Any suggestions.… read more
Appliance Guru
Appliance Guru
21,946 satisfied customers
My furnace shuts down when it very cold for long periods of
My furnace shuts down when it very cold for long periods of time -- and clearly there is also correlation to windy days as well (I didn't believe it at first -- but there is. I'm renting the place, fi… read more
warmneighbor
warmneighbor
owner
Vocational, Technical or Trade Scho
162 satisfied customers
I just installed a TAPPAN FG7TC-100d 95.1% Gas Furnace. The
I just installed a TAPPAN FG7TC-100d 95.1% Gas Furnace. The installation has two 2" PVC pipes with 1 90 degree elbow and 3 45 degree elbows per intake and exhaust. They come out of the same side of th… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
14,443 satisfied customers
Hello, I have a Bryant Plus 80. The furnace went out two days
Hello, I have a Bryant Plus 80. The furnace went out two days ago as we smelled gas in the basement. I assumed the ignitor went out. Replaced ignitor yesterday, cleaned flame sensor and vacuumed inter… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
14,443 satisfied customers
I have a UDAP 150 Reznor heater... bought in 2006 .. The exhaust
I have a UDAP 150 Reznor heater... bought in 2006 .. The exhaust fan will kick on but it will not let the gas flow. I checked the voltage to the gass valve it has 27 volts on the 2 wires. But it seems… read more
Tom
Tom
HVAC Technician
Vocational, Technical or Trade Scho
770 satisfied customers
I have Bryant 340MAV (90+ condensing) with a recurring problem
I have Bryant 340MAV (90+ condensing) with a recurring problem that is getting worse. It would start normally - induction motor start for 20-30 seconds then glow plug start, then gas valve opens and b… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
14,443 satisfied customers
i woke up this morning and temp was down. I went down to furnace
i woke up this morning and temp was down. I went down to furnace and noticed no flame with fan running. I replaced the ignition switch, still no flame. Can you give me some suggestions? It is a 15 yea… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
14,443 satisfied customers
hi i have a heil model ntc6/gne forced air furnace my problem
hi i have a heil model ntc6/gne forced air furnace my problem is the exhaust fan comes on but the pilot light and main burner won't come on put new control board in below but did't fix problem… read more
Charles
Charles
State Licensed HVAC Contractor
Associate Degree
69 satisfied customers
I have a Dunkirk Quantum 90-100 boiler that will not ignite.
I have a Dunkirk Quantum 90-100 boiler that will not ignite. It goes through the purge cycle, and the igniter glows orange, then the valve and flame light flash on and off again very quickly, then it … read more
Heath Moyer
Heath Moyer
1,071 satisfied customers
Why does my gas furnace shut down when it's very cold or windy out?
Why does my gas furnace shut down when it's very cold or very windy out.I have to reset and it will come back on.When I look into little window, it looks like something is blowing the flame out and th… read more
Matthew
Matthew
HVAC Technician
Bachelor's Degree
2,014 satisfied customers
I have a Trane XE 90 Model TUC080C942B6 with the following
I have a Trane XE 90 Model TUC080C942B6 with the following problem in the heating cycle (the AC works fine): when the heat cycle starts the furnace lights sometimes taking 2 attempts, it will ten run … read more
Kenton Guidry
Kenton Guidry
HVAC Technician
Vocational, Technical or Trade Scho
963 satisfied customers
hello i have an older janitrol central [email protected] unit it quit but
hello i have an older janitrol central [email protected] unit it quit but if i turn off breaker around 1 min turn back on it go,es thru heat cycle but does,nt kick back on… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
14,443 satisfied customers
I have a Bryant plus 90 high efficiency 350 mav-giving codes
I have a Bryant plus 90 high efficiency 350 mav-giving codes 34 then code 14-I have checked the exhaust and intake openings-what can I do next? I cycles 3 times and then lockes again after the reset. … read more
Mark Henley
Mark Henley
HVAC Controls DDC
3,216 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