HVAC

Have HVAC questions? Ask an HVAC Expert for answers

Ask an Expert,
Get an Answer ASAP!

Related HVAC Questions
I have been reading this thread: I am on a similar journey
I have been reading this thread: https://www.justanswer.com/hvac/9x0fi-carrier-comfortzone-ii-system-three-zone-well.html I am on a similar journey to switch from a Carrier CZII system to something connected like the Honeywell TZ. … read more
Brian HVAC Guy
Brian HVAC Guy
HVAC Technician
High School
1,024 satisfied customers
I currently have a zonal system consisting of a lower level
I currently have a zonal system consisting of a lower level and second floor zones, which was installed at the time the home was built in 2005. The currently iteration utilizes a Payne PA13NA0-60-C fo… read more
Airheatman
Airheatman
Heating & Air Conditioning Contractor
6 years college
1,836 satisfied customers
I have 2 zones, gas furnace, downstairs works fine. upstairs
i have 2 zones , gas furnace , downstairs works fine. upstairs i got no heat, the thermostat clicks but no hot air is blowing in the upstairs rooms … read more
Michael Elgin
Michael Elgin
Technical Management
I currently have a Carrier ComfortZone II zone system with 3
Hello,I currently have a Carrier ComfortZone II zone system with 3 zones that was put in in 2008. The system works fine - but I dislike the main control thermostat, as my wife is the only one that can… read more
Brian HVAC Guy
Brian HVAC Guy
HVAC Technician
High School
1,024 satisfied customers
I have a Carrier ComfortZone II system three zone as well,
Hey - I have a Carrier ComfortZone II system three zone as well, which includes AC. Looking to switch over that allows remote access. Previously you suggested (three years ago) to use the Honeywell Tr… read more
Brian HVAC Guy
Brian HVAC Guy
HVAC Technician
High School
1,024 satisfied customers
I have a Bryant modulating furnace with zone dampers on a Bryant
I have a Bryant modulating furnace with zone dampers on a Bryant communicating stat installed a 3 ton Payne single stage ac... Went through start up of stat and added unit in but zones aren't staying … read more
Billy
Billy
Journeyman Service Technician
State Licensed Mechanical Contractor
9,330 satisfied customers
So on the coldest day of the winter, my furnace is no longer
So on the coldest day of the winter, my furnace is no longer heating both zones. The furnace will heat the upstairs zone no problem, but downstairs has no heat. I have a Lennox gas heater with a Honey… read more
Heath.M
Heath.M
Refrigeration Mechanic
Vocational, Technical or Trade School
223 satisfied customers
I have a Lennox 80MGF4/5 100A-5 furnace and A/C unit installed
I have a Lennox 80MGF4/5 100A-5 furnace and A/C unit installed in my home, along with a Bryant Zone Perfect two-zone control unit that provides zone control for the upstairs and downstairs. The Bryant… read more
Tim H
Tim H
Lead building engineer
Vocational, Technical or Trade Scho
1,922 satisfied customers
Using a generic zone panel to control 3-wire Carrier dampers
I have an 2 zone HVAC system using Carrier brand 3-wire dampers, models HF21KJ006 / DAMPACT90DEG-B. They're 24v dampers. I don't like the Carrier Panel/Thermostat combination that controls everything … read more
Bart Jay
Bart Jay
Vocational, Technical or Trade Scho
596 satisfied customers
Can a Lennox Harmony zone system be hooked up to a Carrier
Can a Lennox Harmony zone system be hooked up to a Carrier Vari. speed furnace with a two speed cond.… read more
Billy
Billy
Journeyman Service Technician
State Licensed Mechanical Contractor
9,330 satisfied customers
What A/C unit and coil is best to match with a single stage
I live in Los Angeles. I currently have a single stage Carrier 58MCB100---11120 furnaces. I will be redoing all the ductwork with R-8. I am trying to figure out which A/C unit and coil to match it wit… read more
A-1 Tech
A-1 Tech
Service Manager
Vocational, Technical or Trade Scho
361 satisfied customers
I just bought a house with a Rheem Classic 90-plus gas furnace.
I just bought a house with a Rheem Classic 90-plus gas furnace. I've noticed that, while there are two zones with separate thermostats, the whole house is being controlled by the one thermostat. Both … read more
Billy
Billy
Journeyman Service Technician
State Licensed Mechanical Contractor
9,330 satisfied customers
My HVAC company installed a 75,000 Btu 80Plus Rheem gas furnace
My HVAC company installed a 75,000 Btu 80Plus Rheem gas furnace in the attic of the second floor in a new construction home with approximately 1500 square feet on that floor. They divided the 1500 sq … read more
Heath
Heath
Vocational, Technical or Trade Scho
1,002 satisfied customers
I want to replace my old old not working so well carrier cofort
I want to replace my old old not working so well carrier cofort II thermost. DO I have to also replace the control board at the sam time?… read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
Associate Degree
4,135 satisfied customers
The Carrier Infinity 96 58MVB -100 has variable speed technology,
The Carrier Infinity 96 58MVB -100 has variable speed technology, which runs the speed of the fan, I guess. Have they identified any bugs with this technology and have they fixed it?… read more
Mario
Mario
Owner Of At Your Service Plumbing & Heat
High School or GED
672 satisfied customers
I am looking at a 3-zone HVAC system which is using a Carrier
I am looking at a 3-zone HVAC system which is using a Carrier Model 58STA furnace/air Handler and a 24ADBA460A300 Condenser unit. The homeowner has not been able to get the system to work as a zoned s… read more
Rick Mather
Rick Mather
HVAC Technician
Vocational, Technical or Trade Scho
3,133 satisfied customers
my tech is installing a 113ana048000 replacement condenser
my tech is installing a 113ana048000 replacement condenser I have asked for all bryant matching he is also installing a capvu4821coil aca does this match and is it of the same quality as the condenser… read more
Mark Henley
Mark Henley
HVAC Controls DDC
3,209 satisfied customers
I HAVE A LENNOX G61 MPV/36B 07108 FURNACE AND HAD A LZP-2 INSTALLED
I HAVE A LENNOX G61 MPV/36B 07108 FURNACE AND HAD A LZP-2 INSTALLED WIH ONE DAMPER AND NOW WHEN THE HOUSE CALLS FOR HEAT THE ZONED ROOM GETS HEAT EVEN THOUGH ITS NOT CALLING FOR ITAND THE ROOM IS SET … read more
Josh
Josh
Service Technician
High School or GED
30 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