HVAC

Have HVAC questions? Ask an HVAC Expert for answers

Ask an Expert,
Get an Answer ASAP!

Related HVAC Questions
I00 have a GE Executive Weathertron model#BWR724A1. Is it a
I00 have a GE Executive Weathertron model#BWR724A1. Is it a one stage or 2 stage unit … read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
7,634 satisfied customers
No issue...just trying to figure out if my Weathermaker 9200
No issue...just trying to figure out if my Weathermaker 9200 is Single or Multi Stage. It is a 1999 model... … read more
Gaztech
Gaztech
Technician
Vocational, Technical or Trade School
954 satisfied customers
Description of operation of the 2 stage gas valve furnace.
description of operation of the 2 stage gas valve furnace. when does the high heat kick in --- what signal determines it… read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
Associate Degree
5,362 satisfied customers
Hey Brian- I'm switching from a Lennox iComfort to a Honeywell
Hey Brian- I'm switching from a Lennox iComfort to a Honeywell thermostat. The Lennox wires are listed as R, i+, i- and C. The Honeywell does not have i+ or i- SO, where do I put those wires on this n… read more
Brian HVAC Guy
Brian HVAC Guy
HVAC Technician
High School
1,024 satisfied customers
I replaced a 4 wire thermostat with a wifi thermostat, only
I replaced a 4 wire thermostat with a wifi thermostat, only adding the unconnected blue C wire. Fan works, Cool works, and heat turns on but doesn't blow. Could the wiring to my blower need to be chan… read more
MRANSWER
MRANSWER
TECHNICIAN
Bachelor's Degree
6,158 satisfied customers
I just bought a honey well thermostat and need to know what
I just bought a honey well thermostat and need to know what to set it for according to my furnace function. I the thermostat guide it told me to contact your on line people to help with this. I have m… read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
7,807 satisfied customers
We have a 20 year old Carrier gas furnace (no air conditioning).
We have a 20 year old Carrier gas furnace (no air conditioning). Recently our White Rodgers 1F80-361 thermostat failed and the service man replaced it with a 1F85-277 thermostat. He did not do any pro… read more
BillyHvac
BillyHvac
Journeyman HVAC Tech
State Licensed Mechanical Contractor
23,209 satisfied customers
Hi, I am replacing a honeywell thermostat with the nest thermostat.
Hi, I am replacing a honeywell thermostat with the nest thermostat. I dont know if I have a single stage or two stage system. Can you help?… read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
7,807 satisfied customers
Is there a two stage or multistage thermostat that lets the
Is there a two stage or multistage thermostat that lets the first stage remain on and activate the second stage so that both stages run at the same time? I'm only interested in the heating side of thi… read more
servtech50
servtech50
HVAC/R service tech
296 satisfied customers
I have a Trane XR 13 heat pump and am trying to install a Hunter
I have a Trane XR 13 heat pump and am trying to install a Hunter 44360 programmable thermostat. The current thermostat has 8 wires coming off of it. I have a R, G, Y, O, W, B, T, and one more that I d… read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
7,807 satisfied customers
need to know if a white-rodgers 90 series blue 1f95-1271 single
need to know if a white-rodgers 90 series blue 1f95-1271 single stage/multi-stage/universal thermostat is compatable with my comfortmaker sx2400 model# C4A430GKD200 thanks from homeowner don @[email protected]… read more
Matthew
Matthew
HVAC Technician
Bachelor's Degree
2,014 satisfied customers
I have a brand-new Ducane high-efficiency gas furnace (CG95C/TC060V14b)
I have a brand-new Ducane high-efficiency gas furnace (CG95C/TC060V14b) that works but works poorly. It takes hours for the temperature to rise and it seems to run constantly. The humidifier is also w… read more
Richard
Richard
District Technical Manager
Vocational, Technical or Trade Scho
1,514 satisfied customers
installing new hunter thermostat. Old one had eight wires only
installing new hunter thermostat. Old one had eight wires only 5 on new thermostat instructions are not clear about this… read more
Matthew
Matthew
HVAC Technician
Bachelor's Degree
2,014 satisfied customers
new home 18 months. Armstrong high effiency furnace/ Armstrong
new home 18 months. Armstrong high effiency furnace/ Armstrong G2D95CT Enhanced 95% gas Furnace two stage -Variable Speed. Air conditionaire Allied Air Enterprises ( a lennox Company) 2SCU13 series Sp… read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
Associate Degree
5,362 satisfied customers
Will I notice a significant difference in the noise level between
Will I notice a significant difference in the noise level between a Bryant 95% single stage gas furnace and a Bryant 2 stage variable speed natural gas furnace? Our furnace will be centrally localted … read more
Regan Land
Regan Land
General Manager
Vocational, Technical or Trade Scho
768 satisfied customers
I have a Reem 41-20804-15 thermostat and I want to replace
I have a Reem 41-20804-15 thermostat and I want to replace it. The wiring labels on each have different codes (the new thermostat is a Hunter 44668) Do you know what the equivelent codes are? Reems R,… read more
Richard
Richard
District Technical Manager
Vocational, Technical or Trade Scho
1,514 satisfied customers
Hi - I was looking at installing a Bryant 355CAV042060 furnace.
Hi - I was looking at installing a Bryant 355CAV042060 furnace. Is a bryant evolution thermostat needed or will a robert shaw prog thermostat work good also?… read more
Kenton Guidry
Kenton Guidry
HVAC Technician
Vocational, Technical or Trade Scho
963 satisfied customers
I am trying to replace my Honeywell LR1620 thermostat and an
I am trying to replace my Honeywell LR1620 thermostat and an 8030? thermostat with programmable ones. We have 3 Lennox units. Each unit is 2 twinned Pulse 21 Gas furnaces. They always run together. On… read more
Rick Mather
Rick Mather
HVAC Technician
Vocational, Technical or Trade Scho
3,133 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