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Just bought a new honeywell smart wifi thermostat rh9585 - i
just bought a new honeywell smart wifi thermostat rh9585 - i have the wiring as follows from the furnace. Y to y - G to g - R to r - W to w. I have removed the jumper because I have a C and RC wire co… read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
7,807 satisfied customers
I am installing a nest thermostat. it says the RH has no
i am installing a nest thermostat. it says the RH has no power. when i put back my old thermostat it works. … read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
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I am replacing a Honeywell T8112D1005 thermostat. The
I am replacing a Honeywell T8112D1005 thermostat. The bettery terminals are corroded and the display stopped working. I tried cleaning up the terminals, but they are eaten through. I found a newT8131C… read more
Rick
Rick
Supervisor
24,947 satisfied customers
I am installing a RTH6500 Honeywell thermostat. My current
I am installing a RTH6500 Honeywell thermostat. My current one has a Rc wire. The Honeywell has a R and Rc connected with a jumper. Do I put the Rc wire in R or the Rc slot. Do I remove the jumper? … read more
Rick
Rick
Supervisor
24,947 satisfied customers
I too am trying to install a wifi thermostat from Honeywell.
I too am trying to install a wifi thermostat from Honeywell. I can use the extra blue wire for the C connection to the thermostat but I don't see any terminal marked C in the furnace? There is a W2 av… read more
Rick
Rick
Supervisor
24,947 satisfied customers
I am also trying to install a Nest the same config as this
I am also trying to install a Nest the same config as this customer's post and I have the HZ311. BUT, At my thermostat i do not have a blue wire. I have a black wire not being used that is RC because … read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
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I just bought a house and the old thermostat won't change
I just bought a house and the old thermostat won't change temperatures. It is stuck on 65 degrees. I want to install a Hunter 44157 thermostat I already own. The house has four wires, labeled on the e… read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
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Have a Honeywell wifi thermostat 't have a c wire on old
have a Honeywell wifi thermostat don't have a c wire on old thermostat , have a L8148J aquastat with no c terminal , what terminals do I use on old aquastat to the c on new thermostat… read more
Rick
Rick
Supervisor
24,947 satisfied customers
I'm trying to put a new thermostat control at my shop. When
I'm trying to put a new thermostat control at my shop. When I opened the old thermostat it only has three wires. One red connected to RC, a white one that is connected to Y and a brown one that I atta… read more
Tim H.
Tim H.
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I am trying to install a new thermostat (Honeywell Wifi Smart
I am trying to install a new thermostat (Honeywell Wifi Smart Thermostat RTH9580). My old thermostat had 6 wires attached (C, G, Y1, W, R and V). I have a Rheem High Efficiency Modulating Condensing G… read more
HVAC Guru
HVAC Guru
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Hello Rick, I have purchased a Honeywell wireless thermostat
Hello Rick, I have purchased a Honeywell wireless thermostat and have a honeywell aquastat L8124a. The problem is I cannot find the C or commons connection at the aquastat to power up the wireless uni… read more
Rick
Rick
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24,947 satisfied customers
I am having some trouble wiring a new Honeywell RTH6500WF thermostat.
I am having some trouble wiring a new Honeywell RTH6500WF thermostat. My house is an older one, originally had only an oil-fired boiler for baseboard hot water heat, then had a central AC unit added o… read more
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Rick
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I just installed a new Carrier furnace and want to install
I just installed a new Carrier furnace and want to install a Honeywell TH8100 Thermostat. There is a jumper between Rc and R. I don't know if I should remove it or not?… read more
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I am trying to install a white rodgers 90 series blue 1f95-1277,
I am trying to install a white rodgers 90 series blue 1f95-1277, but I am clueless as to what to do… read more
Heath
Heath
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I am trying to install a new thermostat. The wires for the
I am trying to install a new thermostat. The wires for the old one have a single wire going to RC and RH , wrapping around both, the new thermostst does NOT allow for that. Should I just put the wire … read more
THEFIXER1966
THEFIXER1966
High School or GED
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What are the functions of the A2 and RH wires on an Intertherm
What are the functions of the A2 and RH wires on an Intertherm thermostat and where would they connect on a Honeywell RTH 7600 thermostat?… read more
Mike
Mike
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Installed a Honeywell Thermochrome IV Plus meter and now my
Installed a Honeywell Thermochrome IV Plus meter and now my furnace cycles on and off. It does fire up when the room temperature is colder than the setting.… read more
Tom
Tom
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Vocational, Technical or Trade Scho
770 satisfied customers
Installed a Honeywell programmable thermostat it says the heat
Installed a Honeywell programmable thermostat it says the heat is on but the furnace is not coming on ?… read more
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