HVAC

Have HVAC questions? Ask an HVAC Expert for answers

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

Related HVAC Questions
Furnace is not staying lit. it will cycle through and stay
furnace is not staying lit. it will cycle through and stay lit just till the blower kicks in then it cuts out. it will cycle through and relight several times while the blower is going, … read more
HVAC Guru
HVAC Guru
HVAC TECH
19,518 satisfied customers
My furnance lights, flames burn for15 seconds, then goes
my furnance lights, flames burn for15 seconds, then goes out! Why? … read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
Associate Degree
5,375 satisfied customers
Fan wont automatically come on. when i turn fan on via
fan wont automatically come on. when i turn fan on via thermostat, it blows cool air. … read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
Associate Degree
5,375 satisfied customers
I have a furnance in my mobile home. Model DGAA077BDTA and
I have a coleman furnance in my mobile home. Model DGAA077BDTA and we have a steady green light and one blinking red light which indicates a ignitor issue. Can someone assist?… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,963 satisfied customers
I have a trane xr80 that is flashing 4 times with a red
I have a trane xr80 that is flashing 4 times with a red light and no nothing about furnaces. It is blowing cool air only… read more
Brian HVAC Guy
Brian HVAC Guy
HVAC Technician
High School
1,024 satisfied customers
I have an Amana 90 furnace that will run but not bring the
Tom, I have an Amana 90 furnace that will run but not bring the temp up to what the thermostat is set at. It runs a short cycle 6-8 minutes and then cuts out and will try to relight for 3 attempts and… read more
Tim H.
Tim H.
Lead building engineer
Vocational, Technical or Trade Scho
3,962 satisfied customers
XR80, 7 years old. Will light and run fine one time. Will not
XR80, 7 years old. Will light and run fine one time. Will not relight, flame dies out before full ignition. Blower will run with no heat until I turn it off. After 30 to 60 minutes off, furnace will l… read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
8,202 satisfied customers
Hi Paul. I bought a house in California with a 30-year old gas heater / A/C unit on the ro
Hi Paul. I bought a house in California with a 30-year old gas heater / A/C unit on the roof. It has auto-ignition and a programmable thermostat. Despite the age, the unit worked fine through the summ… read more
type2technician
type2technician
253 satisfied customers
I have ruud achiever 90 plus. it starts up, lights, then runs
I have ruud achiever 90 plus. it starts up, lights, then runs for less than a minute and cuts out. It does this repeatedly never really warming the house. Why is it doing this?… read more
HVAC Guru
HVAC Guru
HVAC TECH
19,518 satisfied customers
I have a mid efficiency gas furnace, 1992 model, I have
I have a bryant mid efficiency gas furnace, 1992 model, I have performed annual maintenance (vacuum/filters), and replaced the thermocouple, and ignitor. When turned on via heat only thermostat I'm no… read more
Tim H.
Tim H.
Lead building engineer
Vocational, Technical or Trade Scho
3,962 satisfied customers
My furnace turns on but the heat goes on and off. Looks like
My furnace turns on but the heat goes on and off. Looks like the thermo coupler is working, but the furnace logs keep turning off, then it takes a while for them to light again.… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
7,791 satisfied customers
Hello Mark, I have an old Carrier Crusader Gas Furnace. I
Hello Mark, I have an old Carrier Crusader Gas Furnace. I have recently replaced the control board. After that the unit would run one cycle heat the house then once it kicks off and the temp lowers it… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,963 satisfied customers
My Trane xe90 furnace has stopped blowing warm air. Need help.
My Trane xe90 furnace has stopped blowing warm air. The blower is running, but no heat. I pulled the filter, and it is filthy. The indicator light is blinking continuously. Where do I go from here?… read more
M Oglesby
M Oglesby
Vocational, Technical or Trade Scho
2,038 satisfied customers
I have a Coleman gas furnace for my mobile home. It is unit
I have a Coleman gas furnace for my mobile home. It is unit model DGAA077BDTB and the serial number is XXXXX I can't find my manual and would like one to be sent to me at: Marilyn Ruff, 15 Mobile Lane… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
7,791 satisfied customers
Hello! I have a Goodman CK024 that is not staying lit. There
Hello! I have a Goodman CK024 that is not staying lit. There is a small on/off switch above the gas blowers that when I switch off, wait 5 minutes, and switch on, resets/relights the gas, but once the… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,963 satisfied customers
I have an Arcoaire rpj2 it comes on and heats for a few minutes
I have an Arcoaire rpj2 it comes on and heats for a few minutes and then begins blowing cold air and the fan wont shut off and the furnace has quit lighting off. Its flashing a trouble code of one fla… read more
Matthew
Matthew
HVAC Technician
Bachelor's Degree
2,014 satisfied customers
American Standard furnace is not igniting. Red light is flashing
My Freedom 80 American Standard furnace won't ignite. I have a red flashing light 4 times. Cannot find any reset buttons.… read more
Rick
Rick
Supervisor
25,526 satisfied customers
i have a gas furnace, the pilot light went out. i relit the
i have a gas furnace, the pilot light went out. i relit the pilot and watched the furnace go through the cycle after the burner went off the pilot is no longer lit, you can relight as many times as yo… read more
Rick
Rick
Supervisor
25,526 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