star-filledicon-cnnicon-foxicon-nbcicon-nyticon-today

HVAC

Have HVAC questions? Ask an HVAC Expert for answers

Ask an Expert,
Get an Answer ASAP!

Related HVAC Questions
I am trying to troubleshoot a brand new system from 2017.
I am trying to troubleshoot a brand new system from 2017. System is by Carrier and is a heat pump system. Ever since install the furnace fan will not shut off. Runs constantly. Only shuts off if turn … read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
7,955 satisfied customers
Im trying to see if a Nest Learning Thermostat would be
Hello. Im trying to see if a Nest Learning Thermostat would be compatible with my Carrier HVAC system. I have an old Carrier thermostat and trying to replace that thermostat with a new digital NEST th… read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
7,955 satisfied customers
Will a nest series 3 thermostat work with my evolution heat
will a nest series 3 thermostat work with my bryant evolution heat pump … read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
7,955 satisfied customers
We need to replace our LUX 500 programmable thermostat. It's
Good morning! We need to replace our LUX 500 programmable thermostat. It's worked perfectly for about 15 yrs & we love it. We also have space restrictions and want to be sure the connections will fit … read more
Rick
Rick
Supervisor
25,177 satisfied customers
Is my thermostat in my apartment compatible to be replaced
Is my thermostat in my apartment compatible to be replaced by a nest smart thermostat? It is a an old Honeywell analog looking controller depicted in photo attached herein.… read more
Appliance Guru
Appliance Guru
18,817 satisfied customers
I have a Hunter 42203-003 thermostat, I want to replace it
I have a Hunter 42203-003 thermostat, I want to replace it with a Nest Thermostat E, can it be done? … read more
gotoman for ac
gotoman for ac
HVAC Technician
5,366 satisfied customers
I am interested in getting a programmable thermostat my
I am interested in getting a programmable thermostat my current one is water furnace model TA32E12 … read more
Brian HVAC Guy
Brian HVAC Guy
HVAC Technician
High School
1,024 satisfied customers
I have a trane xl16i. The old thermostat died, so I bought a
I have a trane xl16i. The old thermostat died, so I bought a nest. I have installed it, but our house is not cooling down. I'm not sure it's wired properly. … read more
Greg Buitrago
Greg Buitrago
President, Senior Project Designer
3 satisfied customers
I have an older round manual thermostate with a red and blue
I have an older round manual thermostate with a red green white and blue wire. Will this be compatable with a nest thermostat? … read more
Rick
Rick
Supervisor
25,177 satisfied customers
I have a honeywell th9421c4001 and it has 3 wires labeled
I have a honeywell th9421c4001 and it has 3 wires labeled 1,2, 3. I am trying to set up a nest thermostat (gen 3) and it is not working correctly. The Nest tech support doesn't know what those wires c… read more
Daniel Plourde
Daniel Plourde
plumbing, hvac technichian
Vocational, Technical or Trade School
469 satisfied customers
I am disconnecting an old Braeburn thermostat to install a
I am disconnecting an old Braeburn thermostat to install a new Lux TX9600TS - i do not know how to set-up the wiring … read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,927 satisfied customers
I just installed a new nest thermostat and have tried
I just installed a new nest thermostat and have tried several different configurations of wiring. Every one I have tried, the a/c shuts down immediately. I have a gas furnace with a heat pump. My prev… read more
Daniel Plourde
Daniel Plourde
plumbing, hvac technichian
Vocational, Technical or Trade School
469 satisfied customers
I have a whisper heat furnace by Lennox. I would like to know
I have a whisper heat furnace by Lennox. I would like to know whether this unit is compatible with Nest learning thermostat. Details:There are just two wires going into the thermostat control unit. It… read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
7,955 satisfied customers
I have a thermostat that i wish to replace with a new programmable
I have a thermostat that i wish to replace with a new programmable wifi one. I haven't begun the work yet and want a HVAC person to tell me how to wire everything correctly. I have picture of the exis… read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
7,955 satisfied customers
I purchased a nest thermostat for my home. My hvac system has
I purchased a nest thermostat for my home. My hvac system has an "L" wire which Nest says is incompatible. Can anything be done to make it compatible with the thermostat?… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,927 satisfied customers
hi Douglas I am looking to replace my programable thermostate (Honeywell CT8602 with a ne
hi Douglas I am looking to replace my programable thermostate (Honeywell CT8602 with a newer wifi type. The one I am replacing is a master zone compatible as I have a slave thermostat in another room … read more
Douglas
Douglas
Vocational, Technical or Trade Scho
3,087 satisfied customers
I have a two wire analog Honeywell thermostat. I want to replace
I have a two wire analog Honeywell thermostat. I want to replace it with e Nest. The wires on the old thermostat aren't labelled. How do I know which wire corresponds to which connector on the Nest?… read more
Rick
Rick
Supervisor
25,177 satisfied customers
Hello hubby installed a new goodman heat pump , and duck work
Hello hubby installed a new goodman heat pump , and duck work new thermostat thats digital hp has a heat kit as well , when we turn the cooling or heat on only thing runs is the blower , nothing else … read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,927 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.
Phil

Phil

HVAC Technician

Retired HVAC/ Electrical & Boiler contractor. Industrial

7791 Satisfied Customers

Pearl avatarPearl, Assistant

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