HVAC

Have HVAC questions? Ask an HVAC Expert for answers

Connect one-on-one with {0} who will answer your question

Related HVAC Questions
I am trying to find a replacement for a Honeywell T8411R
I am trying to find a replacement for a Honeywell T8411R 1002 thermostat. i can't seem to find anything compatible with the current wiring set-up. … read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
11,818 satisfied customers
I am trying to upgrade my thermostat to be programmable from
I am trying to upgrade my thermostat to be programmable from a t8411r to a rth9585wf and I had a g,c, r, w1, e, o wires in the t8411r but in the new set up i have a w-o/b so if I put the o wire there … read more
BillyHvac
BillyHvac
Journeyman Service Technician/Inspector
State Licensed Mechanical Contractor
15,033 satisfied customers
My honeywell thermostat (T8411R) just suddenly went blank
my honeywell thermostat (T8411R) just suddenly went blank screen....do they just go bad like that? its several years old. … read more
Twa252842
Twa252842
Handyman / Owner Operator
Vocational, Technical or Trade School
780 satisfied customers
I am replacing a T8411R with a RTH7500 series and not sure
I am replacing a T8411R with a RTH7500 series and not sure if I did it right, when it does come on it is blowing heat … read more
BillyHvac
BillyHvac
Journeyman Service Technician/Inspector
State Licensed Mechanical Contractor
15,033 satisfied customers
I have a Honeywell T8411R 1002 need wiring diagram 2 sets of
Customer: I have a Honeywell T8411R 1002 need wiring diagram 2 sets of cable coming out of wall one has red,white & green wires the other has blue red ,yellow ,green & white the white wire on this one… read more
bonzaco
bonzaco
466 satisfied customers
I'm ***** *****. I have an hold HVAC Honeywell thermostat
Customer: I'm ***** *****. I have an hold HVAC Honeywell thermostat that is on fritz, model T8411R 1002. Am looking to replace it w/ exact same thing, which a repairman tells me they aren't made anymo… read more
Phil
Phil
Mechanical Engineer
11,545 satisfied customers
Hi. I have a T8411R 1002 (2) thermostat whose screen just went
Hi. I have a T8411R 1002 (2) thermostat whose screen just went blank. I've tried removing it from the wall and replugging it a few times with no result. I've reset the circuit breakers that say ac and… read more
Appliance Guru
Appliance Guru
23,388 satisfied customers
I have a Honeywell T8411R 1002 right now and am trying to upgrade
I have a Honeywell T8411R 1002 right now and am trying to upgrade to a Honeywell RTH2300/RTH221 Series. My old thermostat used the following connections: G - Green Wire C - Blue Wire R - Red Wire W1 (… read more
Matthew
Matthew
Service tech
Bachelor's Degree
2,014 satisfied customers
Our thermostat suddenly lost its display and is not functioning.
Our thermostat suddenly lost it's display and is not functioning. Do these thermostats run on batteries? A sticker inside reads T8411R 1002 (2).… read more
BillyHvac
BillyHvac
Journeyman Service Technician/Inspector
State Licensed Mechanical Contractor
15,033 satisfied customers
I have a White Rodgers IF82-51 thermostat. The LCD screen
I have a White Rodgers IF82-51 thermostat. The LCD screen has gone blank. Have pushed all the buttons and nothing happens. Not sure what to do.… read more
hvac-technician
hvac-technician
Service Manager
Vocational, Technical or Trade Scho
62 satisfied customers
Hello, my thermostat digital screen in blank and it is not
Hello, my thermostat digital screen in blank and it is not cooling. It must have power to it because I can turn on the fan by sliding it from auto to fan an it comes on… read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
Associate Degree
5,468 satisfied customers
we have a honeywell T8411R 1002 (2) thermostat and we tried
we have a honeywell T8411R 1002 (2) thermostat and we tried to turn on the heat but it would not turn on. when we first looked at the thermostat it was blank, we pulled it out from it's housing and pl… read more
Tom
Tom
Journeyman HVAC/R service tech
Vocational, Technical or Trade Scho
770 satisfied customers
I am installing a RTH7500D thermostat. I am replacing a Honeywell
I am installing a RTH7500D thermostat. I am replacing a Honeywell T8411R 1002(2). The sytem is a Florida (Water source) heat Pump. The existing wiring is: G-Green, C-Blue, R-Red, Y-Yellow(Jumper to W1… read more
Matthew
Matthew
Service tech
Bachelor's Degree
2,014 satisfied customers
Hi, I have the model th6320 with the EIM connected and powered
Hi, I have the model th6320 with the EIM connected and powered up. Old thermostat works fine, but new system cannot fire up the furnace. POWER light and HEAT light are lit on EIM, thermostat programme… read more
Matthew
Matthew
Service tech
Bachelor's Degree
2,014 satisfied customers
I have a Honeywell T8411R thermostat. I had a 3 hour power
I have a Honeywell T8411R thermostat. I had a 3 hour power outage and now the thermostat has no display and none of the functions work. The breakers are all reset. Is there a way to reset the thermost… read more
Tom
Tom
Journeyman HVAC/R service tech
Vocational, Technical or Trade Scho
770 satisfied customers
I have a Honeywell T8411R thermostat that I am switching to
I have a Honeywell T8411R thermostat that I am switching to a Honeywell RTH230B. For the T8411R, the wires are currently configured as follows: R - red W2 - White O - Orange Y - yellow C - Blue G - Gr… read more
Richard
Richard
District Technical Manager
Vocational, Technical or Trade Scho
1,514 satisfied customers
I have a 20 year old Thermopride oil furnace with a Honeywell
I have a 20 year old Thermopride oil furnace with a Honeywell R8184G 1002 burner controller. For this heating season the controller hums occasionally and does not start the burner. Usually when we hit… read more
Rick Mather
Rick Mather
HVAC Tech
Vocational, Technical or Trade Scho
3,631 satisfied customers
I have a Honeywell T8411R thermostat that Im trying to replace
I have a Honeywell T8411R thermostat that I'm trying to replace with a Honeywell RTH7500 series. Current wiring on the Honeywell T8411R is: G=Green C=Blue R=Red W1+(jumper tp Y) Y=Yellow L= W2=White E… read more
Matthew
Matthew
Service tech
Bachelor's Degree
2,014 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:

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.

Jerry

Jerry

Service Technician

575 satisfied customers

HVAC Technician. Hearth Products Specialty

A-1 Tech

A-1 Tech

Service Manager

526 satisfied customers

I have been in the HVAC business for over 40 years.

Thehvacguy

Thehvacguy

LIC HVAC,Plumber

426 satisfied customers

Certified HVAC Universal Technician,Lic plumbing contractor, 28 yrs exp

Drcool

Drcool

HVAC Technician

264 satisfied customers

i have been an A/C tech for the past 30 Years. working on window types, split type, and package

N4IEA

N4IEA

NATE Certified; HVAC Technician

227 satisfied customers

Retired, HVAC / Electrical Technician / Contractor 35-years Experience.

< 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