Honeywell Focus 6300B 5-2 Days Programmable Thermostat Heater "old thermostat 2 wires" Questions

...old 2 wire thermostat to a honeywell 5-1-1 programmable i have 2 wires coming from the wall, 1 white and 1 blue and want to wire a new honeywell 5-1-1 day programmable thermostat I connected the blue ...

old thermostat it only has two wires. A white wire and a black wire. Can you please let me know how to wire it to the new Honeywell Thank you I just installed a Honeywell 5.2 Day RTH2310B Programmable

...Thermostat. My old was on a TF10 mercury Honeywell. We have an oil burner with no cooling. When taking the old thermo off of the back plate, there were only 2 wires installed, a black and a while (no ...

old 2-wire thermostat (Hotpoint brand, dial, heat only, in a building built in 60's) with a digital thermostat. The 2 wires are both red, with one surrounded in a dark brown casing/insulation. NEITHER

...thermostat to an old boiler/hot water radiator system, with a 3 wire. Thx. Just mark the old wires on the old thermnostat...R , W etc...and put them on the same terminals on the new 1.....also there ...

...at how they were connected to the old one and labeled them. You will probably have to open the furnace to see which wire goes to what. If you get the fan wired correctly the thermostat should

...old thermostat two pairs of wires (2 red & 2 black) were wire to the two black wires on the thermostat. Another pair of wires (1 black & 1 red) were wired to the two red wires on the ...

...old thermostat. How should we go about it? On most applications for heating the red and white wires are used,however I would check what wires are connected to terminals on old thermostat. These ...

...old thermostat. Into the old thermostat there are 2 white wires and 1 black wire (from the old therm.) connected. Then there are 2 black wires and 1 red wire (from the old therm.) connected. Then the ...

...old thermostat. Is there something wrong with the wiring? New furnace and new thermostat. The new thermostat is digital and it will not go above 67. It's a Honeywell RTH2300. Yes it's not wired ...