HVAC

Have HVAC questions? Ask an HVAC Expert for answers

Ask an Expert,
Get an Answer ASAP!

Related HVAC Questions
I have a payne furnace that ignites, burns for a short time
i have a payne furnace that ignites, burns for a short time and the flame goes out, sometimes this will happen once or twice before the flame stays ignited, i changed the flame sensor yesterday and th… read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
7,807 satisfied customers
I have a Goodman model GMS80903BNA furnace that is flashing
I have a Goodman model GMS80903BNA furnace that is flashing 8 blinks. We have replaced the following item: main control board, igniter, and flame senor. The unit comes on the burners light and just as… read more
Gaztech
Gaztech
Technician
Vocational, Technical or Trade School
963 satisfied customers
I have a Trane XR80 .It is very cold out and it seems that
I have a Trane XR80 .It is very cold out and it seems that the furnace is not lighting properly. It tries 3 times and them does the 2 blink sequence. I have a Honeywell thermostat that we replaced abo… read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
7,807 satisfied customers
I changed my ignition control board now it gives me two code
I changed my ignition control board now it gives me two code the first code is system lockout or failed to detect or sustain flame … read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
7,791 satisfied customers
Red Light: one short, two longs; Could not locate meaning
Red Light: one short, two longs; Could not locate meaning for the code … read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
7,807 satisfied customers
I have a model MXA100-16 furnace The furnace woll not come
I have a model MXA100-16 furnace The furnace woll not come on to heat. … read more
Rick
Rick
Supervisor
24,980 satisfied customers
Furnace starts heats fine- igniter glows orange, blue flame
Furnace starts heats fine- igniter glows orange, blue flame starts and blower work fine. On reaching room temp- furnace goes into cool down mode, but does not shut off after 2-3 minutes, just blower s… read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
7,807 satisfied customers
Goodman Furnace gmp150 only ran -3 minutes then shuts off.
Goodman Furnace gmp150 only ran for 2-3 minutes then shuts off. It tried to ignite two more times then off completely. May do the same in a few hours. Never reached set temps.… read more
Appliance Guru
Appliance Guru
18,666 satisfied customers
hi i have a 80+, 90+ upflow furnace 703956A. the problem with
hi i have a 80+, 90+ upflow furnace 703956A. the problem with the unit is that when i turn on the unit and set it to a temp of 75. the unit fires up and goes up from the current room temp of 60 to abo… read more
Tim H.
Tim H.
Lead building engineer
Vocational, Technical or Trade Scho
3,962 satisfied customers
Hello, I have a goodman furnace, model #gmh950904cxad The
Hello, I have a goodman furnace, model #gmh950904cxad The furnace will not heat. When I turn the furnace on at the furnace "on/off" switch, the system clicks twice and then nothing happens. The red LE… read more
Theplumber717
Theplumber717
Plumber
Vocational, Technical or Trade Scho
1,264 satisfied customers
I have a Carrier 8000TS. It is not staying on to warm house
I have a Carrier 8000TS. It is not staying on to warm house up. I did some research, cleaned the sensor, and the error code changed from 14 to 33. I read what it said to do, but cant find the flame ro… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,892 satisfied customers
Red light flashing on Trane XV80: furnace runs but no heat
I have a Trane XV80. The red light is blinking twice followed by a pause. Thermostat is calling for heat but I am getting nothing - the air that is always running is still running but the furnace is n… read more
M Oglesby
M Oglesby
Vocational, Technical or Trade Scho
2,038 satisfied customers
my igniter lights and the flame only burns for 1 minute and
my igniter lights and the flame only burns for 1 minute and goes out then about 20 seconds the igniter comes on and ignites the flame for about a minute, this continues over and over. Replaced the ign… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,892 satisfied customers
I have the same problem with the Goodman Dependable Ninety-Two
I have the same problem with the Goodman Dependable Ninety-Two furnace. Intermittently, sometimes days and weeks apart, the furnace will not ignite although you can see the electronic ignitor glowing.… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,892 satisfied customers
I have a goodman heater model(Gmp 1 00-3 rev B) when it starts
I have a goodman heater model(Gmp 1 00-3 rev B) when it starts its cycle - the blower starts then the igniter heats up gas flows and it ignites and a couple seconds later the flame shuts down, but the… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,892 satisfied customers
I have three Goodman gas heaters in my home. Two of them are
I have three Goodman gas heaters in my home. Two of them are having troble starting. The cycle through and shut down two to three times before they fire up. The ignitor is working, the small fan is wo… read more
Mark Henley
Mark Henley
HVAC Controls DDC
3,216 satisfied customers
Rheem Criterion Gas Furnace Model RGDG-05NAUER. Ignitor lites
Rheem Criterion Gas Furnace Model RGDG-05NAUER. Ignitor lites up Burners go on then after 10 min. or so Burners shut off and the whole cycle starts up again. Changed the filter and installed a new dig… read more
Matthew
Matthew
HVAC Technician
Bachelor's Degree
2,014 satisfied customers
nordyne M1MA 070A AW series furnace. Keeps blowing luke warm
nordyne M1MA 070A AW series furnace. Keeps blowing luke warm air and HSI continuously lights, because flame keeps going out. Sometimes locks out due to failed ignition (4 blinking red lights). HSI rep… read more
ComfortZone
ComfortZone
Associate Degree
515 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

7,791 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