Honeywell RTH230B 5-2 Day Programmable Thermostat Large "rth2300" Questions

Installed the Honeywell RTH2300 Installed the RTH2300 but have a problem because the heater will continue going over the programed temperature...ex: programed at 70 F and will continue till going pass

Cannot change the cooling thermostat from c to f for rth2300/rth221 cannot change the thermostat from C to F. go to the menu and touch to change the Ceantigrade to Fahrenheit.

So we replaced our old thermostat with the RTH2300/RTH221 model and air conditioning works - but my no heat at all. I have a heat pump and electric furnace back up . . Check the orange wire for ...

I installed an RTH2300 this winter to replace an old mercury thermostat. It worked fine for the heating season. I turned it to Cool for the first time today and my AC and furnace blower will not turn ...

...honeywell thermostat is set to 89 degrees and does not want to change no matter what. The model is RTH2300. Please help because the heat is really unbearable. Just google RTH 2300 for the manual, ...

...running to it since the digital screen wasn't lit up. So this afternoon I bought a Honeywell rth2300 and now I'm lost. I hooked red to R green to G yellow to Y white to W and theres a blue ...

my rth2300 honeywell thermostat says the heat is on but the heat is not on.why? the thermostat says the heat is on but there is no heat coming out of my vents. It could be the breaker is tripped or ...

I am replacing a White Rogers 1F58-77 with a Honeywell RTH2300. When I removed the old stat the wire colors are white, red, orange, green, yellow, and blue. G- green wire Y- Yellow wire R- Red wire W-

I installed an RTH2300 this winter to replace an old mercury thermostat. It worked fine for the heating season. I turned it to Cool for the first time today and my AC and furnace blower will not turn ...

Wired a honeywell rth2300/rth/221 series and now my central air unit does not come on but the furnace blower does check the main capicitor in the outside portion.