HVAC

Have HVAC questions? Ask an HVAC Expert for answers

Ask an Expert,
Get an Answer ASAP!

Related HVAC Questions
I have a Coleman Evcon propane furnace model DGAT090BDD and
I have a Coleman Evcon propane furnace model DGAT090BDD and it doesn't start everytime. It starts it's cycle and then you hear a "click" and sometimes it fires up. if it doesn't, all you have to do is… read more
type2technician
type2technician
253 satisfied customers
My heater is a coleman model GM9S080B12UP11K when it tries
My heater is a coleman model GM9S080B12UP11K when it tries to fire the pliot lites for about 30 seconds then goes out and the furnace will not lite and it gives a lock out code for to many retries wha… read more
M Oglesby
M Oglesby
Vocational, Technical or Trade Scho
2,038 satisfied customers
My Coleman furnace is making clicking sounds. It started when
My Coleman furnace is making clicking sounds. It started when we had a bad wind gust this morning.… read more
Heath
Heath
Vocational, Technical or Trade Scho
1,027 satisfied customers
My coleman model 7995 furnace does not have gas coming through
My coleman model 7995 furnace does not have gas coming through to the pilot lite. Tried playing w/pilot adjustment screw & can get gas to come through that if i screw it out far enough, but nothing ou… read more
Tim H.
Tim H.
Lead building engineer
Vocational, Technical or Trade Scho
3,962 satisfied customers
My pilot light goes out quite often. I have had 3 different
My pilot light goes out quite often. I have had 3 different service technitions in the last year service & check pilot, thermocouple & so forth. I had gas company out to check gas presure, but still h… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
7,634 satisfied customers
I HAVE A COLEMAN FURNACE MODEL #DGAA070BDTA AND IT KICKS ON,
I HAVE A COLEMAN FURNACE MODEL #DGAA070BDTA AND IT KICKS ON, BUT WILL NOT LITE AND THE DIOGNOSTIC FLASH CODE IS A STEADY FLASH.… read more
M Oglesby
M Oglesby
Vocational, Technical or Trade Scho
2,038 satisfied customers
i have a coleman furnace and cant get the pilot to stay lit
i have a coleman furnace and cant get the pilot to stay lit model no is 7975c856 thank you for any help it will lite and goes out as soon as you let up on the switch… read more
Tim H.
Tim H.
Lead building engineer
Vocational, Technical or Trade Scho
3,962 satisfied customers
I have a 130000 btu natural gas coleman furnace installed in
I have a 130000 btu natural gas coleman furnace installed in my single level bungalow and over the past few months have had problems intermitently keeping the pilot lite lit. Over the past week this h… read more
Mark Henley
Mark Henley
HVAC Controls DDC
3,216 satisfied customers
I have a coleman furnace model DGRT070AUB. I cannot lite the
I have a coleman furnace model DGRT070AUB. I cannot lite the pilot using the instructions on the furnace. Gerald Steffen, e-mail is [email protected]… read more
BillyHvac
BillyHvac
Journeyman HVAC Tech
State Licensed Mechanical Contractor
23,208 satisfied customers
I have a Coleman/Evcon 7970c856 72,000 btu output furnace that
I have a Coleman/Evcon 7970c856 72,000 btu output furnace that will not light. I have replaced the thermocouple, what should I do nexr?… read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
Associate Degree
5,362 satisfied customers
I have a coleman 80,000 btu covection heater that doesn,t want
I have a coleman 80,000 btu covection heater that doesn,t want to stay running, replaced thermocouple 2x and took it apart and cleaned it with acetone and blue air thru it, no luck the pilot doesn't s… read more
Jason  Hvac
Jason Hvac
Hvac Tec
Vocational, Technical or Trade Scho
120 satisfied customers
can you help comfortmaker furnace, Model- GUA120A016AIN ,code
can you help? comfortmaker furnace, Model- GUA120A016AIN ,code ligth brink constant, no flame form burners… read more
Zev Simfukwe
Zev Simfukwe
High School or GED
23 satisfied customers
on my furnace(gas)..it will light up but when it clicks to
on my furnace(gas)..it will light up but when it clicks to start the fan the burner goes out...has a new gas valve and thermo coupling..could it b a scensor..… read more
BillyHvac
BillyHvac
Journeyman HVAC Tech
State Licensed Mechanical Contractor
23,208 satisfied customers
TDD100R945C0 GAS FURNACE ignites then the flames are at low
TDD100R945C0 GAS FURNACE ignites then the flames are at low pressure then turns off ,trys again ignites then goes out,then p.c board lite reads steady on red to replace ignition module.. is this a boa… read more
Mark Henley
Mark Henley
HVAC Controls DDC
3,216 satisfied customers
I have a Coleman Presidential 3 Mod. #7966A856 LP Gas furnace.
I have a Coleman Presidential 3 Mod. #7966A856 LP Gas furnace. I can lite the pilot, set the thermostat, burner fires up, fan comes on after a few minutes and it seems to be working fine. After a coup… read more
Rick Mather
Rick Mather
HVAC Technician
Vocational, Technical or Trade Scho
3,133 satisfied customers
I have a Coleman EVCON standing pilot furnance, I can lite
I have a Coleman EVCON standing pilot furnance, I can lite the pilot and the unit function properly, but when the main burner shuts off the pilot goes out and the blower never stops until you shut off… read more
Mark Henley
Mark Henley
HVAC Controls DDC
3,216 satisfied customers
i have a coleman lp furnace the igniter lites and the unit
i have a coleman lp furnace the igniter lites and the unit will fire for 5 to 10 seconds and flame will go out , it will do this several times then the light will flash once every 2 seconds… read more
Rick Mather
Rick Mather
HVAC Technician
Vocational, Technical or Trade Scho
3,133 satisfied customers
when i turn on the thermostat it says the heat is on ,but doesnt
when i turn on the thermostat it says the heat is on ,but doesn't ignite the burner, is it possibly the induction motor I don't hear it come on. When i lite the pilot and turn the furnace to on it sta… read more
coolman1973
coolman1973
AC/Heat Tech
Vocational, Technical or Trade Scho
162 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

7,634 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