HVAC

Have HVAC questions? Ask an HVAC Expert for answers

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

Related HVAC Questions
Hello I'm replacing a simple comfort 2200 with a honeywell
Hello I'm replacing a simple comfort 2200 with a honeywell th62od1028. This is for a Rheem heat pump. Can you tell me what terminals wires should go to? 2200 has 7 wires: C=blue, R=red, B=orange, W2=y… read more
BillyHvac
BillyHvac
Journeyman Service Technician/Inspector
State Licensed Mechanical Contractor
15,045 satisfied customers
I am replacing a Robertshaw 9520 thermostat with a Honeywell
I am replacing a Robertshaw 9520 thermostat with a Honeywell RTHL2310. The old thermostat was wired as follows: C - Blue wire L - empty R - Red Y2 - empty Y1 - Yellow E - jump to W2 G - Green W2 - Whi… read more
BillyHvac
BillyHvac
Journeyman Service Technician/Inspector
State Licensed Mechanical Contractor
15,045 satisfied customers
Im trying to replace a Honeywell model LR69071 thermostat
I'm trying to replace a Honeywell model LR69071 thermostat with a Honeywell model RTH7600 on a Carrier HVAC system. The wiring seems a little confusing using the installation guide. Old thermostat Ter… read more
gotoman for ac
gotoman for ac
HVAC Technician
5,468 satisfied customers
I had to replace a thermostat(white rodgers model 1f79heat
I had to replace a thermostat(white rodgers model 1f79heat pump non program) with a honeywell rthl3550 on a rheem model rpkb-030jax heat pump ac. I can get the cooling to work if i set the new therm t… read more
Richard
Richard
District Technical Manager
Vocational, Technical or Trade Scho
1,514 satisfied customers
I have a new Honeywell RTH 6350D thermostat. The install manual
I have a new Honeywell RTH 6350D thermostat. The install manual does not indicate which termination drives what contacts or equipment. I have a heat-pump system. My old wire configuration looks like t… read more
BillyHvac
BillyHvac
Journeyman Service Technician/Inspector
State Licensed Mechanical Contractor
15,045 satisfied customers
I am installing a Honeywell RTH7500D thermostat. The existing
I am installing a Honeywell RTH7500D thermostat. The existing Trane thermostat wiring does not match up with the wiring of the Honeywell. The trane has the following terminals with the corresponding w… read more
gotoman for ac
gotoman for ac
HVAC Technician
5,468 satisfied customers
We aare trying get the color code setup to put in a new Honeywell
We aare trying get the color code setup to put in a new Honeywell thremostat RTH7500 to our Tran heat pump unit. the Wire colors we have are red, white,yellow, brown,black, orange, green & blue. the t… read more
gotoman for ac
gotoman for ac
HVAC Technician
5,468 satisfied customers
i have installeda new rth3100c thermostat on carrier 50ez heat
i have installeda new rth3100c thermostat on carrier 50ez heat pump. This is how I have thermostat wired: Brown to E White to Aux Yellow to Y Green to G Orange to O L empty Red to R B empty Blue to C … read more
Matthew
Matthew
Service tech
Bachelor's Degree
2,014 satisfied customers
Hello Presently I have a heat pump furnace and Im trying
Hello XXXXX have a heat pump furnace and I'm trying to change a "Water Furnace" thermostat with a Honeywell RTH8500. Presently the Water Furnace has this configuration R Y/Y2 G C W/W1 O/W2 Y1 L The Ho… read more
Rick Mather
Rick Mather
HVAC Tech
Vocational, Technical or Trade Scho
3,631 satisfied customers
I am trying to hook a Honeywell RTH7500 to a Trane Air / Heat
I am trying to hook a Honeywell RTH7500 to a Trane Air / Heat Pump with emergency back up. Currently I have the following wire scheme: R > red O > Orange B > Empty C > Brown Y1 > yellow… read more
Matthew
Matthew
Service tech
Bachelor's Degree
2,014 satisfied customers
Not sure what wires go where. I have orange, red, green, yellow,
Not sure what wires go where. I have orange, red, green, yellow, white, gray, blue, and black. Labeled on old thermostat as O, R, G1, Y, W2, E, L, and C… read more
Mark Henley
Mark Henley
HVAC Controls DDC
3,216 satisfied customers
We have to replace the original home thermostat (Honeywell
We have to replace the original home thermostat (Honeywell T841A1217) that had mercury switches. We purchased a Honeywell model 5220D electronic thermostat. The old device had 7 wires connected. Most … read more
Ladd Straatmann
Ladd Straatmann
Bachelor's Degree
13 satisfied customers
Good Afternoon I am upgrading from an old Honeywell T841A1068
Good Afternoon I am upgrading from an old Honeywell T841A1068 thermostat, to a Honeywell TH3210D. The terminals for the T841A1068 are B, W, F, X2, G, Y, R, O, T * only the W and F terminals did not ha… read more
Douglas
Douglas
Vocational, Technical or Trade Scho
3,118 satisfied customers
I have a Byrant thermostat #P271-3457.What do each one of the
I have a Byrant thermostat #P271-3457.What do each one of the color coded wires represent? [email protected]… read more
Mark Henley
Mark Henley
HVAC Controls DDC
3,216 satisfied customers
Im replacing a Robertshaw standard heatpump tstat with a
I'm replacing a Robertshaw standard heatpump t'stat with a Honeywell RTH7500 programable. The old t'stat has c (blue), r (red), y1 (yellow), w2 (white), g (green) and o (orange) terminals. The Honeywe… read more
BillyHvac
BillyHvac
Journeyman Service Technician/Inspector
State Licensed Mechanical Contractor
15,045 satisfied customers
i have a old honeywell thermostat that has G-green, C-black,
i have a old honeywell thermostat that has: G-green, C-black, R-red, W1 and Y connected with a metal jumper- yellow, L-nothing, W2 and E connected with one white wire to both, B-nothing, and O-orange.… read more
Mark Henley
Mark Henley
HVAC Controls DDC
3,216 satisfied customers
Im replacing a trane thermostat with a honeywell rth7500.
I'm replacing a trane thermostat with a honeywell rth7500. the trane has 7 wires, where do they go on the honeywell?… read more
Jim Eastwood
Jim Eastwood
Lead service
High School or GED
100 satisfied customers
Unable to get any auxillary or emergency heat. Any help with
Unable to get any auxillary or emergency heat. Any help with wiring would be greatly appreciated! Air handler (York AHP30B3XH21A) and heat pump (York E1RD030506C) wiring with Honeywell RTH7500 is as f… read more
Rick Mather
Rick Mather
HVAC Tech
Vocational, Technical or Trade Scho
3,631 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