HVAC

Have HVAC questions? Ask an HVAC Expert for answers

Ask an Expert,
Get an Answer ASAP!

Related HVAC Questions
I'm trying to install a Honeywell RLV 3120A thermostat for
I'm trying to install a Honeywell RLV 3120A thermostat for my baseboard heater. The old thermostat has 4 wires -- two red wires at the top and two black wires at the bottom. It also has a copper wire,… read more
BillyHvac
BillyHvac
Journeyman HVAC Tech
23,217 satisfied customers
We have a fahrenheit hydronic baseboard heater, and the
ok we have a fahrenheit hydronic baseboard heater , and the PT2DS in end of heater , have wired it every way imaginable but keeps kicking the breaker ! there are two black wires on one side and two re… read more
Iohn Keffer
Iohn Keffer
HVAC Tech
Associate Degree
77 satisfied customers
I am replacing a old Honeywell Mercury thermostat with a
I am replacing a old Honeywell Mercury thermostat with a t87k1007. I have two wires a red and black. I have a gas boiler with 2 zones and baseboard and kick heaters down and baseboard and old radiator… read more
gmac2905
gmac2905
hvac tech
Vocational, Technical or Trade Scho
39 satisfied customers
I am trying to hook up a non programable thermostate to a
i am trying to hook up a non programable thermostate to a 220 volt baseboard heater. The thermostat has 2 red wires, and 2 black wires. The end of the baseboard heater has a red and black wire joined … read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
7,807 satisfied customers
I'm trying to replace a double pole thermostat with a single
I'm trying to replace a double pole thermostat with a single pole. I have the Honeywell T410A and its for electric baseboard heater … read more
bonzaco
bonzaco
466 satisfied customers
Here I am replacing an electric heat thermostat. The wires
Customer: hi, ***** ***** here I am replacing an electric heat thermostat. The wires from the wall are 1 red hot, one black hot and one white neutral, and a ground. The new thermostat has 2red and 2 b… read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
Associate Degree
5,362 satisfied customers
HI. REPLACING OLD MANUAL BASEBOARD HEAT THERMOSTAT (4 WIRE,
HI. REPLACING OLD MANUAL BASEBOARD HEAT THERMOSTAT (4 WIRE, 2 RED, 2 BLACK) WITH NEW HONEYWELL DIGITAL RLV3100A (2 WIRE). CAN YOU DESCRIBE WIRING METHOD? THANKS.… read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
7,807 satisfied customers
I bought a Honeywell CT410B thermostat to replace an old Singer.
I bought a Honeywell CT410B thermostat to replace an old Singer. The thermostat is connected to 2 baseboard heaters in a small room and it is on the same circuit breaker as the thermostat in an attach… read more
BillyHvac
BillyHvac
Journeyman HVAC Tech
23,217 satisfied customers
I purchased a thermostat to replace my old thermostat for my
i purchased a thermostat to replace my old thermostat for my two electric base board heaters. Thermostat is a honeywell CT410A B line Voltage. problem is after hooking up to the power sorce the heater… read more
BillyHvac
BillyHvac
Journeyman HVAC Tech
23,217 satisfied customers
I have a 220v baseboard heat system. I want to replace the
I have a 220v baseboard heat system. I want to replace the 20 year old dial with a new Honeywell LineVoltpro. The old t-stat only used 2 wires (black and red) the new t-stat has 4 wires (2 black and 2… read more
jrloar
jrloar
Master HVAC Tech.
Associate Degree
220 satisfied customers
Purchased Heat only non programmabled thermostats CT410B which
Purchased Heat only non programmabled thermostats CT410B which can be used to control one or two electric baseboard heaters. Need to control only one baseboard heater - the first one was installed and… read more
BillyHvac
BillyHvac
Journeyman HVAC Tech
23,217 satisfied customers
Im trying to replace my line voltage thermostat with a new
I'm trying to replace my line voltage thermostat with a new H/W programable thermostat , there are six wires in the box. How to wire ?… read more
Richard
Richard
District Technical Manager
Vocational, Technical or Trade Scho
1,514 satisfied customers
im trying to install a 5 -2 day programmable thermostat which
im trying to install a 5 -2 day programmable thermostat which has two wires , but the old thermostat has 4 wires connected. this is electric baseboard heating , and it has two blk wires and two white … read more
BillyHvac
BillyHvac
Journeyman HVAC Tech
23,217 satisfied customers
Recently purchased an Emerson Thermostat, model 1F80-0471,
Recently purchased an Emerson Thermostat, model 1F80-0471, and need some help with wiring. From my electrical box I only have two black wires to connect to the thermostat. I was wondering if you would… read more
Kenton Guidry
Kenton Guidry
HVAC Technician
Vocational, Technical or Trade Scho
963 satisfied customers
Ok..... here we go... wall thermostat/baseboard heat.. older
Ok..... here we go... wall thermostat/baseboard heat.. older system.. no letters on old thermostat.. just two red, two black.. the black get fed from the red when the thermostat calls for heat.. now, … read more
BillyHvac
BillyHvac
Journeyman HVAC Tech
23,217 satisfied customers
I want to wire a 4 wire HoneyWell (wall mounted) thermostat
I want to wire a 4 wire HoneyWell (wall mounted) thermostat to the existing box to control two baseboard electrical heaters, (living and dining rooms). The box has three 12/2 wires already hard wired.… read more
Rick Mather
Rick Mather
HVAC Technician
Vocational, Technical or Trade Scho
3,133 satisfied customers
I purchases an RLV310 thermostat. I have 4 wires to connect
I purchases an RLV310 thermostat. I have 4 wires to connect it to and am not sure which to connect. The old thermostat has 2 black wires connected to a black and a white wire (the black and white wire… read more
BillyHvac
BillyHvac
Journeyman HVAC Tech
23,217 satisfied customers
IAM CHANGEING OVER A THERMOSTAT WHICH IS WIRED WITH 4 WIRES
IAM CHANGEING OVER A THERMOSTAT WHICH IS WIRED WITH 4 WIRES AND THE NEW ONE HAS ONLY 2 WIRES HOW DO I HOOK UP WIRED I HAVE NO BLOWER OR AC BASEBOARD HEATING.… read more
Glenn
Glenn
Maintenance, Technician
Associate Degree
1,612 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

7,791 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