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I have 7 wires your thermostat wiring shows only 4 wire to
I have 7 wires your thermostat wiring shows only 4 wire to connect … read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,892 satisfied customers
Could you make a diagram and instructions for utilizing
Could you make a diagram and instructions for utilizing these together for low speed blower on stage 1 heat and cool and high on high stage heat and cool & also utilizing low furnace on during heat pu… read more
Regan Land
Regan Land
General Manager
Vocational, Technical or Trade Scho
768 satisfied customers
The color code to install new thermostat. Ruud furnace an
The color code to install new thermostat. Ruud furnace an a.c. 2007. Uhsa- hm2417ja. The wire colors are RED, YELLOW, BLACK-UNUSED IN PREVIOUS THERMOSTAT- DARK BROWN, PURPLE, PINK, LIGHT BROWN (TAN). … read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
7,807 satisfied customers
I want to replace a rodgers 1f89-211 with a Nest thermostat
I want to replace a white rodgers 1f89-211 with a Nest thermostat is this possible? … read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,892 satisfied customers
My ac quit cooling during the night. This morning it was blowing,
My ac quit cooling during the night. This morning it was blowing, but theair was not as cool as it should be, and it was showing stage one on the display. The thermostat is set on 72, and the current … read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
10,015 satisfied customers
im replacing the white rodgers 1f79 for the honywell 2300 but
im replacing the white rodgers 1f79 for the honywell 2300 but the wiring instructions are not compatable can someone help me wire it please....its hot as balls… read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
7,807 satisfied customers
Help with wiring new thermostat 3 places ???? below, I got
Help with wiring new thermostat 3 places ???? below, I got some of them but a few are unclear. I have a 1 stage H/C heat pump with aux strip heaters OLD White-Rodgers 1F92 NEW Honeywell TH8320 G Fan O… read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
Associate Degree
5,362 satisfied customers
Hi just get instaled an amercan standard furnace 2 stage &
Hi just get instaled an amercan standard furnace 2 stage & variable speed motor and a single stage AC they insatled a single stage thermostat White Rodgers 1F78-151, will it work with the 2 stages fur… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,892 satisfied customers
trane xl20i stays on stage 1 cooling when it should switch
trane xl20i stays on stage 1 cooling when it should switch to stage 2 to lower temp from 78 to75? Why... Also happens with larger temp splits iE 84 to 77...… read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
Associate Degree
5,362 satisfied customers
while doing some research on the web for a new thermostat-I
while doing some research on the web for a new thermostat-I came across a web site called HVAC-FOR BEGINNERS which rated thermostats with 5 being the highest rating & 1 being the lowest. This site rat… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
10,015 satisfied customers
we have a 1F95-1291 Humidity Control Touchscreen Thermostat
we have a 1F95-1291 Humidity Control Touchscreen Thermostat white-rodgers (Emerson). When it says System On +2 - what does that mean? Seems like our AC runs for hours when it is on this - is this righ… read more
Rick Mather
Rick Mather
HVAC Technician
Vocational, Technical or Trade Scho
3,133 satisfied customers
Ive purchased a White-Rodgers 1F82-261 Thermostat to replace
I've purchased a White-Rodgers 1F82-261 Thermostat to replace a White-Rodgers 1F58W-58 Thermostat for my 2/1 heat pump system. While checking the wiring to see how it will match up to the new t-stat, … read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,892 satisfied customers
Just bought a new Hunter thermostat model 42999B to replace
Just bought a new Hunter thermostat model 42999B to replace existing one for my gas fired furnace which is labeled " high efficiency two stage furnace". Existing thermostat has 5 wires- W1, W2, R, C, … read more
Bill P.
Bill P.
Installer/ Troubleshooter/Technician
338 satisfied customers
I have a hot water base board heat system in my home and it
I have a hot water base board heat system in my home and it is zoned in two different zones. The thermostats are a 125-202 model and take three wires to the zone valves. I put in a central air system … read more
Tom
Tom
HVAC Technician
Vocational, Technical or Trade Scho
770 satisfied customers
I would like to know how to wire my Bryant Plus 90i furnace,
I would like to know how to wire my Bryant Plus 90i furnace, and Honeywell CT 3451 A Thermostat for 2 stage cooling. Current wiring is: Thermostat: Green wire connected to G terminal; nothing connecte… read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
Associate Degree
5,362 satisfied customers
We had a new Air Ease HVAC system installed in our house at
We had a new Air Ease HVAC system installed in our house at the end of last summer. It is a 2 stage system. (16 seer)(4 ton, our original unit was a 3.5 ton) When the Air Conditioner runs, it actually… read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
Associate Degree
5,362 satisfied customers
i have a 2 stage heat 1 stage cool heat pump, my digital thermostat
i have a 2 stage heat 1 stage cool heat pump, my digital thermostat shows stage 1 is on but the unit isn't running, no air at all hot or cool, when i increase the temp 4 or more degress the stage 2 co… read more
Mike
Mike
Service Tech/ Installer
High School or GED
153 satisfied customers
Have a Trane XL90 furnace with AC coil. 2 stage heating, 2
Have a Trane XL90 furnace with AC coil. 2 stage heating, 2 speed fan, 1 stage cooling. Trane AC unit outdoors. Controlled by HW W8900/PC8900 thermostat controller. This unit is connected for 2 stage h… read more
Rick Mather
Rick Mather
HVAC Technician
Vocational, Technical or Trade Scho
3,133 satisfied customers
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Meet the Experts:

Phil

Phil

Mechanical Engineer

10,015 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

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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.

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