HVAC

Have HVAC questions? Ask an HVAC Expert for answers

Ask an Expert,
Get an Answer ASAP!

Related HVAC Questions
Triangle tube solo110 - l.p. periodic explosion in boiler
triangle tube solo110 - l.p. periodic explosion in boiler quite severe. doesn't happen every day - may go for two weeks. we have replaced every part possible and problem continues. yesterday replaced … read more
Mike R.
Mike R.
3,031 satisfied customers
i have a heil 125000 btu model nugm125wek1 sometimes it cycles
i have a heil 125000 btu model nugm125wek1 sometimes it cycles igniter glows, valve opens then ignites then stutters and puffs and vibrates then goes out and keeps repeating this cycle gas valve was c… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,892 satisfied customers
I visited your site 1 24 problem with luxaire PBLU-LD12N080T
I visited your site 1 24 problem with luxaire PBLU-LD12N080T would not light. found bad ignitor changed it out fired up and ran.I reinstalled the burner box door and left. Next morning they called no … read more
jHVAC
jHVAC
102 satisfied customers
I have a RUUD 90 plus furnace model UGRA-10EZAJS that wont
I have a RUUD 90 plus furnace model UGRA-10EZAJS that won't fire up all of the burners. When turned on the igniter will glow and the propane gas will flow, the flame travels down the first 'channel' f… read more
airheatman
airheatman
HVAC Technician
6 years college
9,703 satisfied customers
I also have a Rudd Deluxe 90 Plus and it sounds like this may
I also have a Rudd Deluxe 90 Plus and it sounds like this may be my problem as well. I will check my exhaust vent. I do have a follow-up question - I don't have an intake pipe, it pulls air for combus… read more
airheatman
airheatman
HVAC Technician
6 years college
9,703 satisfied customers
I have a Luxaire furnace (converted to propane) which ran fine
I have a Luxaire furnace (converted to propane) which ran fine up until this morning. Now the only way it will run is with the burner box cover off. If I start it with the cover off and then put the c… read more
Heath.M
Heath.M
Refrigeration Mechanic
Vocational, Technical or Trade School
223 satisfied customers
i have a ruud 90 plus furnace. every thing the trouble shooting
i have a ruud 90 plus furnace. every thing the trouble shooting chart happens. the igniter glows. the gas valve clicks...confirmed voltage at the valve. it seems i have no fuel thru the valve. what is… read more
Matthew
Matthew
HVAC Technician
Bachelor's Degree
2,014 satisfied customers
i have a ruud achiver 90 plus with 2" pvc flue aprox 25 - 27
i have a ruud achiver 90 plus with 2" pvc flue aprox 25 - 27 or so feet almost entirely vertical. the draft inducer is evidently not strong enough or the pressure setting is to low. worked fine until … read more
Tim H.
Tim H.
Lead building engineer
Vocational, Technical or Trade Scho
3,962 satisfied customers
I have an Amana 90 Model #GUC090C35C Manufacturer #P111431
I have an Amana 90 Model #GUC090C35C Manufacturer #P111431 0F Serial #9302144380 It has been converted to a propane gas furnace. My question is: I am remodeling and have run new gas line into the furn… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,892 satisfied customers
We have a Rheem 90 Plus furnace. It was originally propane
We have a Rheem 90 Plus furnace. It was originally propane and later converted to natural gas. For quite a while we have had an intermittent problem that when the furnace calls for heat, the glow bar … read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,892 satisfied customers
Hello, I have an American Standard/Trane Freedom 90 furnace
Hello, I have an American Standard/Trane Freedom 90 furnace that is 8 years old and its only problem is at ignition - it has 3 attempts to fire and if it doesn't the fan turns on just blowing cold air… read more
Heath Moyer
Heath Moyer
1,034 satisfied customers
Hi Heath your answer did not work and I still have a 2 blink
Hi Heath your answer did not work and I still have a 2 blink green light. Can the glow igniter cause this problem?… read more
Heath Moyer
Heath Moyer
1,034 satisfied customers
I have a Bryant furance and the pressure switch wont make.
I have a Bryant furance and the pressure switch won't make. The switch will make if I put a vaccum on the line.… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,892 satisfied customers
I HAVE A GOODMAN 70,000 BTU 80% FURNACE, ABOUT 4 YEARS OLD.
I HAVE A GOODMAN 70,000 BTU 80% FURNACE, ABOUT 4 YEARS OLD. INTERMITTANT PROBLEM HAS NOW BECOME CONSTANT. FURNACE GOES INTO LOCK OUT AFTER TRYING TO FIRE 3X. WHEN CALLS FOR HEAT, INDUCER FAN STARTS, I… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,892 satisfied customers
My RUUD 90 Achiever plus flame goes on then shuts off. From
My RUUD 90 Achiever plus flame goes on then shuts off. From my readings it is a pressure switch or condensate? The only puzzling thing - when I take the lower panel off it seems to work, as soon as I … read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,892 satisfied customers
I have a Bryant 90 plus(399AAW) gas / propane furnace. Problem
I have a Bryant 90 plus(399AAW) gas / propane furnace. Problem is when you turn up the thermostat the purge blower comes on and runs, but never get any ignition, I have replace the control board, but … read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,892 satisfied customers
I have a Ruud Deluxe 90 plus UGED furnace. The induction fan
I have a Ruud Deluxe 90 plus UGED furnace. The induction fan runs Then the ignitor fires up . The gas valve turns on . I have verified that there is gas flow through the valve by pulling the small pip… read more
ComfortZone
ComfortZone
Associate Degree
515 satisfied customers
I have a RUUD Deluxe 90 plus furnace. The furnace is not letting
I have a RUUD Deluxe 90 plus furnace. The furnace is not letting the gas flow through. Last year we replaced the the pressure switch but that didn't appear to be the problem. We were able to get the f… read more
KenCan
KenCan
Vocational, Technical or Trade Scho
111 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