Questions & Answers for: carrier thermostat battery

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Question about Carrier Heating & Cooling

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Carrier 2-stage heat pump installed in 1995. Unit was working fine when I lowered thermostat setting (78 to 65 degrees)prior to going out of town last week. Now digital thermostat (NO BATTERY) is dark

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Question about Carrier Heating & Cooling

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Carrier thermidistat screen went blank Turned on the air-conditioning; it was working then the screen went blank Check the battery in the thermostat it is dead!! Should be 2 AA batterys!

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Question about Carrier Heating & Cooling

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...Carrier thermostat keeps running my heater. I adjusted the temp lower but it didn't stop running. I changed the mode to off and then it stopped. However, the mode button was insensitive and I had to ...

Question about TSTATHCP Programmable Thermostat Air Conditioner

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...carrier thermostat ,stopped working and i have no screen.what does this mean If it's a 24 volt system, the line transformer has failed. If it's a battery operated T-Stat, the batteries need

Question about TSTATHCP Programmable Thermostat Air Conditioner

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carrier comfort zone II thermostat is flashing E1. What does this mean and why am I having trouble setting my temps? I suspect that if you change the battery in the thermostat. All will be right again

Question about TSTATHCP Programmable Thermostat Air Conditioner

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Carrier AC Unit Model no. A99Thermostat is blank, air isn't working. Checked the panel in garage and power is on. Checked the furnace, the power switch is on. Does the thermostat use batteries?

Question about TSTATHCP Programmable Thermostat Air Conditioner

1 Answer

...manual I have a carrier thermostat model 960 120032-2 and the display is very dim . . . Is this a battery problem? Do I need a new thermostat to make the display more readable?? Yes change

...carrier 40yr042300 air handler in order to find common wire (c wire) for thermostat You don't need the common for the thermostat unless you are installing a thermostat that doesn't take batteries and ...

I have a carrier edge thermostat that's was just installed The thermostat goes blank at times but continues to run. Why would that happens Weak batterys or just clearit n start over.

Question about TSTATHCP Programmable Thermostat Air Conditioner

1 Answer

...carrier thermostat reading P- on display. Any idea what this means Some thermostats run on their own batteries, but some need power from the furnace to display, check this first. "P" may mean

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