The thermostat tag has no wiki summary.
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1answer
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thermostat c wire question [duplicate]
I am looking to install a new thermostat that will require a C wire. I have a single stage A/C unit and my current thermostat has Rc, G, and Y wires. There is also an unused blue wire which I traced ...
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1answer
89 views
Which wall should I install a replacement thermostat on?
I'm replacing an old thermostat that is behind a door to our dining room, that is usually kept open, hiding the thermostat.
Given that the wires come from above and I have some flexibility as to ...
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1answer
3k views
Why won't my A/C turn on after I replaced the thermostat batteries?
Our thermostat died yesterday, but after replacing the dead batteries with fresh batteries, and confirming the LCD screen was operable, our AC no longer turns on.
I have attempted a factory reset on ...
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1answer
330 views
How to balance thermostat settings between zones to maximize efficiency?
I recently purchased a house so this is my first winter in it. The house was built in 1939 so most of the house is on a single heating zone using hot water radiated heat. The radiators are cast iron ...
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2answers
591 views
How do I diagnose a thermostat and HVAC that intermittently doesn't respond?
My gas heater for the whole house does not follow the thermostat settings on some mornings. I have set it to 70 degrees at 6 am but now it is still 60 at 8 am. This happens weekly once or so and seems ...
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275 views
Is there a thermostat-controlled corn heater sized for a shop/garage?
I'm looking for a way to heat my 4-car garage. Two bays are for cars, one is for the mower and other items, one is my workshop.
I live in Minnesota, with very cold winters, so a heater is necessary ...
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2answers
5k views
Why won't my heater turn off when it reaches my desired temperature?
My wife and I purchased our first home this past year and we did a bunch of repairs up-front via a rehab loan, and one of the things we replaced was a very old thermostat with a new digital one.
I ...
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0answers
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How can I consolidate different heating/cooling systems into a single system?
I have 3 different types of heating/cooling systems that I inherited.
Hot water heat. This heats the whole house/garage via 3 zones.
Zone 1: Kitchen/Livingroom
Zone 2: Bedrooms/Bath
Zone 3: Garage
...
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1answer
510 views
Are there any ductless mini split systems that offer standard HVAC controlls?
Have been looking for in the US a ductless mini split heat pump system something like the Mitsubishi Electric Mr. Slim that uses a non proprietary wiring scheme for its wall mounted thermostats. ...
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0answers
32 views
How can I add a common “C” wire to my thermostat? [duplicate]
Possible Duplicate:
Options for adding “C” wire to thermostat
I recently bought the Honeywell THM5320R Wireless thermostat. After going to hook it up I found what many others have, it ...
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1answer
501 views
How to connect Nest in Europe
I found a question regarding the Nest thermostat here. But that is only a question "Will it work?". Thanks to that I know it WILL, the problem is...HOW. I know the wire naming conventions are ...
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1answer
327 views
How can I install a nest thermostat with no wires?
I have zoned heating/AC/heat pump. My original thermostat on the wall is NOT connected to any wires, in other words it is wireless. I thought it had wires so bought the new Nest thermostat. ...
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1answer
59 views
Switching from multiple thermostats to a single one
I have a heating system that has a separate "smart" heater in each room, each controlled with a separate thermostat (a simple one, like Honeywell T410A1013). What I would like to do is to convert to a ...
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1answer
276 views
Does a fridge thermostat need a ground connection?
I've recently replaced the thermostat in my fridge with a new unit with a much higher temperature range (this unit specifically).
The unit I took out had a ground connector & the original wiring ...
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1answer
154 views
How can I use a separate transformer to provide a C wire to my thermostat?
I Purchased the Honeywell WiFi Prog Thermostat to replace my Round Digital Honeywell Thermostat.
I have separate Heating and Cooling (Heating is a Weil McLain Boiler for Hot water baseboard and Hot ...
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1answer
98 views
How do I turn off the power to my programable thermostat?
I am installing a new programable thermostat. In trying to cut power to the old one I have tried a couple of things but not sure I have done enough to cut all power. One, I shut off the furnace ...
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1answer
147 views
How can I replace a 4-wire manual thermostat with a programmable thermostat?
I"m replacing a 4-wire manual baseboard thermostat with a programmable SBFT2W thermostat. After connecting the wires, there are two lead wires from the old stat that are still unconnected. They are ...
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1answer
78 views
Why isn't my thermostat clicking on/off automatically?
My thermostat is not clicking on/off automatically, I have called my landlord and they replaced a very old one with a brand new one and it is still not clicking on off automatically, but will ...
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1answer
40 views
Why isn't my thermostat working?
I have an old Lennox (gas heat only) thermostat. There are 3 wires coming from the wall. Black, yellow and a light blue color (could be a faded green or an old dirty white).
The thermostat wouldn't ...
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89 views
Why isn't water running through our radiators?
We had a plumber in today to bleed our rads. He also changed the batteries on the thermostat and fiddled around with the boiler. Since he left the temperature has dropped dramatically and he's refused ...
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1answer
332 views
Options for adding “C” wire to thermostat [duplicate]
Possible Duplicate:
Options for adding “C” wire to thermostat
I am upgrading to a newer thermostat that requires a constant 24 volt feed, I have an extra (unsused) wire in the ...
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1answer
61 views
why does my thermopump furnace keep throwing the circuit breaker [closed]
Lately the thermo pump breaking shot down and the furnace work on the auxilary . This is very expensive in electricity. But what can cause the breaker to keep throwing the circuit?
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1answer
345 views
why won't my furnace turn off once it reaches the desired temperature
I have a moncrief furnace and replaced the thermostat but the furnace will not cut off once it reaches the desired temperature. What could be wrong?
