HVAC

Have HVAC questions? Ask an HVAC Expert for answers

Ask an Expert,
Get an Answer ASAP!

Related HVAC Questions
I have a lennox 4 ton high effiency 16 sear unit installed
I have a lennox 4 ton high effiency 16 sear unit installed 3/2016. my unit on heat not a heat pump has heat strips .the unit thermostat is set at 74 degrees now. the unit starts up and runs 3 min cuts… read more
hvacdave84
hvacdave84
99 satisfied customers
Amana furnace. Heater has only turned on once, very
Amana furnace. Heater has only turned on once, very randomly, since the cooler weather began. Fan works fine when turned to “on”. Doesn't run at all on “auto”. I've tried turning the heat up over 70, … read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
7,807 satisfied customers
I have a question about a heat pump. Done all that already.
I plan on trying to figure out what possible issues may be … read more
Brian HVAC Guy
Brian HVAC Guy
HVAC Technician
High School
1,024 satisfied customers
My white-Rodgers thermostat keeps failing. Sometimes it works.
The white-Rodgers thermostat keeps failing. Sometimes it works sometimes it doesn't. A company came to check and when they were here, it was working then it failed again. They check the HVAC in the at… read more
Rick
Rick
HVAC Supervisor
25,145 satisfied customers
I HAVE A LENNOX G26Q3/4-100-3 I have a problem when it is in
i HAVE A LENNOX G26Q3/4-100-3 I have a problem when it is in heat mode of not always kicking on when the thermostat tells it to, but do not have this problem when it is cooling. … read more
Rick
Rick
HVAC Supervisor
25,145 satisfied customers
My furnace fan cycle on off 5 times, runs few seconds
My furnace fan cycle on off 5 times, runs for a few seconds then stops.My furnace fan cycle on off 5 times, runs for a few seconds then stops. I don't hear clicking for it to try to ignite the gas. Th… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,878 satisfied customers
Goodman GMPN080-4 The furnace was attempted start this
Goodman GMPN080-4 The furnace was attempted start this season with the gas off. the blower came on but then off shortly thereafter. No fan at all now. Have turned gas on and electric off for over five… read more
Rick
Rick
HVAC Supervisor
25,145 satisfied customers
Furnace is a Goodman/Janitrol GMPN080-4. Solid red light on
Furnace is a Goodman/Janitrol GMPN080-4. Solid red light on the circuit board. I flip the on/off switch and it cycles like it wants to ignite, however, no flame… read more
Rick
Rick
HVAC Supervisor
25,145 satisfied customers
I have a new boiler for my home heat with three heating zones,
I have a new boiler for my home heat with three heating zones, each on its own thermostat. The water flow is controlled by Taco flow control valve that, I was told, operate by heating wax that drives … read more
Rick
Rick
HVAC Supervisor
25,145 satisfied customers
I have a GMPN080-4 propane gas furnace, seriel # XXXXX
I have a GMPN080-4 propane gas furnace, seriel # XXXXX that has a heating input of 80000 BTU's and a heating output of 72000 BTU's that has a crack in it. Is there a lifetime warranty by Goodman on th… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,878 satisfied customers
GMPN080-4 blower will not start. I am able to start manually
GMPN080-4 blower will not start. I am able to start manually by spinning by hand. It will run for until desired temp is reached once off it will not restart on it's own. All other functions operate no… read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
7,807 satisfied customers
Hello, I have a Ruud 90 plus that was installed in 1995.
Hello, I have a Ruud 90 plus that was installed in 1995. It's had a full check up as of 2 years ago and all the condensate tubes were replaced due to some cracks. Other than that. solid unit, until th… read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
7,807 satisfied customers
I have a GMPN080-4 (Goodman Furnace) I replaced the (818099-13
I have a GMPN080-4 (Goodman Furnace) I replaced the (818099-13 control board (the furnace does not have a HSI module) with a new ICM280 board. Now I have a Brownout Fault (6 LED flashes) any idea's???… read more
Appliance Guru
Appliance Guru
18,660 satisfied customers
Hi I have a goodman gmpn080 4 and the ac I can not get working,
Hi I have a goodman gmpn080 4 and the ac I can not get working, replaced the transformer and board and still will not start, red light is solid… read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
Associate Degree
5,362 satisfied customers
Hi. Installed Lux TX9000TS thermostat a week or two ago.
Hi. Installed Lux TX9000TS thermostat a week or two ago. No problems. Worked just fine and have switched to System Off several times with no problems when turning back on. Switched to System Off last … read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
7,807 satisfied customers
The unit will randomly turn on run for 2 or 3 minutes then
The unit will randomly turn on run for 2 or 3 minutes then turn off. The blower does not turn on just the attic unit. The unit is a eight year old Goodman Model CLJ-60-1, gas heat, electric air unit s… read more
Heath Moyer
Heath Moyer
1,033 satisfied customers
I can get the fan motor to run on my natural gas Janitrol GMPN080-4
I can get the fan motor to run on my natural gas Janitrol GMPN080-4 but the electronic signal that would normally open the gas valve and ignite the furnace seems to be not functioning. I also noted th… read more
Rick Mather
Rick Mather
HVAC Technician
Vocational, Technical or Trade Scho
3,133 satisfied customers
I have a GMPN080-4. The gas valve opens before ignitor glows.
I have a GMPN080-4. The gas valve opens before ignitor glows. This will happen one time then it will work fine for a few time then will start acting up.… read more
Tim H.
Tim H.
Lead building engineer
Vocational, Technical or Trade Scho
3,962 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