HVAC

Have HVAC questions? Ask an HVAC Expert for answers

Ask an Expert,
Get an Answer ASAP!

Related HVAC Questions
I live in a highrise condominium with 2 A/C systems. Both
Hi, I live in a highrise condominium with 2 A/C systems. Both thermostats are Honeywell T8112D1005 (1). They also control my electric baseboard heaters. … read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,878 satisfied customers
Changed batteries as instructed; now can't get it to
Changed batteries as instructed; now can't get it to function. Lined up prongs but still not working and it's going to be high 90s tom'o. HELP. … read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
7,634 satisfied customers
Mendota Gas Fireplace I have a two year old Fullview linear
Mendota Gas Fireplace I have a two year old Fullview linear direct vent gas fireplace heater model MLH47-PF2 that has never had any problems. Been using it several times today. The remote control on/o… read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
7,807 satisfied customers
Weather maker 8000TS comes on properly for about 15 minutes
Weather maker 8000TS comes on properly for about 15 minutes maybe less then shuts off. Seems that it'll come back on after maybe cooling down but If I go the the thermostat and cycle it off and on it'… read more
Appliance Guru
Appliance Guru
18,657 satisfied customers
please read this through as it explains the issue i am having
please read this through as it explains the issue i am having with my Ruud rgfg-07emcks and UHC-TST501CMMS thermostat. this is an ultra 2 communicating system. We have a ticket opened with a Ruud fact… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
7,634 satisfied customers
Problem: short cycle/will ignite and run for 1-3 min. then
Problem: short cycle/will ignite and run for 1-3 min. then cuts off. Yellow fault light on printed circuit illuminates, then unit shuts down and will come back on for another 1-3 min. etc.… read more
Theplumber717
Theplumber717
Plumber
Vocational, Technical or Trade Scho
1,264 satisfied customers
I have a UDAP 200 Reznor heater in a greenhouse situation.
I have a UDAP 200 Reznor heater in a greenhouse situation. Everything is working with the venting fan and main blower fan. The heater goes through it's process fires, but the ignitor keeps clicking an… read more
Theplumber717
Theplumber717
Plumber
Vocational, Technical or Trade Scho
1,264 satisfied customers
Have T8112D1005(1)0421 PF2B replaced batteries. Pressed clock/day.
Have T8112D1005(1)0421 PF2B replaced batteries. Pressed clock/day. batt lo still shows. can't get to reset. Help!… read more
Scott
Scott
Self Employed HVAC Service Technician
Associate Degree
400 satisfied customers
Our GMS9/GCS9 is blowing out cold air. The thermostat is set
Our GMS9/GCS9 is blowing out cold air. The thermostat is set to 72 and the temperature is currently 63 and dropping. the unit is blowing air, its just not warm air. It has worked fine this winter up u… read more
Theplumber717
Theplumber717
Plumber
Vocational, Technical or Trade Scho
1,264 satisfied customers
furnace lites one time and then wont lite again you can turn
furnace lites one time and then wont lite again you can turn the power off for about a hr and it will lite one time it is a tampstar 90 tmpt draftinducer seams a little loud… read more
Tim H.
Tim H.
Lead building engineer
Vocational, Technical or Trade Scho
3,962 satisfied customers
I have a Bryant outside unit hooked up to a space pak interior
I have a Bryant outside unit hooked up to a space pak interior unit. It has worked fine for 12 years, today it was not working, no cold air. I tried a lot of things, turning the therm. on and off chec… read more
Tim H.
Tim H.
Lead building engineer
Vocational, Technical or Trade Scho
3,962 satisfied customers
My Honeywell RTH7600 Programmable Thermostat has been acting
My Honeywell RTH7600 Programmable Thermostat has been acting up recently. I've had to change the batteries three times in the past month! When I walk by sometimes it's on some settings page or the gre… read more
Douglas
Douglas
Vocational, Technical or Trade Scho
3,087 satisfied customers
(I have been searching for the answer to this question and
(I have been searching for the answer to this question and seen it here. I have the exact same problem and installed unit 7 days ago.) (I did not see if there was an answer for the gentlemens same que… read more
johnincolorado
johnincolorado
8 satisfied customers
My A/C, electric furnace nor fan comes on. C/Bs have been
My A/C, electric furnace nor fan comes on. C/Bs have been reset. Batteries changed in thermostat. Thermostat is properly set.… read more
M Oglesby
M Oglesby
Vocational, Technical or Trade Scho
2,038 satisfied customers
I purchased a White-Rodgers 1F82-0261 thermostat to replace
I purchased a White-Rodgers 1F82-0261 thermostat to replace my Honeywell T8411R. (on the Honeywell: the green and red wires were to respective terminals; the white connected BOTH to W2 and E; a blue w… read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
Associate Degree
5,362 satisfied customers
I am servicing a 2 Ton Goodman Air Handler with 50,000 BTU
I am servicing a 2 Ton Goodman Air Handler with 50,000 BTU gas heater and getting a signal indicating reversed polarity. System has been in service several seasons. Electric connections all seem fine.… read more
Heath Moyer
Heath Moyer
1,033 satisfied customers
i have a lennox G40UH furnace and i am getting an error code
i have a lennox G40UH furnace and i am getting an error code of " open rollout switch circuit" . Also, my thermostat controls that are wired into the furnace are dead. Any suggestions?… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,878 satisfied customers
I recently replaced the batteries in my honeywell digital 7
I recently replaced the batteries in my honeywell digital 7 day programmable thermostat. Everything worked fine until then but now it seems like we have no heat.… read more
Bill
Bill
High School or GED
318 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

1,029 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