What Does G Mean On A Thermostat?

G: The G terminal controls the fan relay and is responsible for turning the blower fan on and off automatically or manually via the thermostat. RC: The RC terminal is the 24-volt cooling power supply.

What do the letters on thermostat wiring mean?

Rh and Rc are abbreviations for Red-Heat and Red- Cool. The jumper between Rh and Rc is required for some heating and cooling hybrid systems if you only have a single red wire. The AC compressor is Yellow/Y.

What mode should my thermostat be on?

If you want to keep the energy bills low, you should set the thermostat to ‘Auto’. However, if you prefer more even distribution of heat inside the house, it’s better that you set the thermostat setting to ‘On’.

What does it mean to reset your thermostat?

From time to time, it may be necessary to reset your home’s thermostat. Resetting your thermostat means you are resetting it to its factory setting, which can help resolve issues with programming, your HVAC system or thermostat connection issues.

What does W mean on thermostat?

W=the heat load. On a call for heating the thermostat closes a switch between R and W, sending 24v to energize the heating circuit.

What does C mean on thermostat?

common
The c wire is an extra wire that can be used to provide a return path for continuous 24V power for any application. It’s normally used to provide a return path to power the thermostat. The “c” stands for common. It is often labeled as “c” on thermostat backplates.

Should thermostat be on auto or cool?

Pros to setting your thermostat fan setting to AUTO
There is better dehumidification in your home during the summer months. When your fan is set to AUTO, moisture from cold cooling coils can drip and be drained outside. If your fan runs continuously, moisture does not have a chance to drip outside.

What should I set my thermostat to at night?

What Temperature Should I Set My Thermostat In The Winter?

1. When Home: 68-70 degrees Fahrenheit.
2. When Sleeping: 65 degrees Fahrenheit.
3. When You’re Away: 65 degrees Fahrenheit.
4. Adjust thermostat in 5-8 degree increments.

What is the best AC temperature to sleep?

Best AC temperature for sleeping
The ideal AC temperature for sleeping is around 65°F (18.3°C). However, this may differ between individuals, who might find their ideal AC temperature lies between 60 and 67°F (15.6 and 19.4°C).

When should I reset my thermostat?

Anytime you suspect an issue with your HVAC system, resetting the thermostat should be your first course of action. Like personal electronics such as tablets and phones, sometimes these devices need a reset.

Is there a reset button on a thermostat?

Arrow Buttons – Normally, a thermostat has two arrow buttons for resetting the temperature higher or lower. If you adjust these, the new setting is temporary, only lasting until you have reached the end of the previously set program.

Why do I have to keep resetting my thermostat?

Reset the Thermostat
Resets are most often needed after a power outage, as the sudden shutoff can prevent a digital thermostat from sending signals to your HVAC system properly when the power comes back on.

What is W2 and Y2 thermostat?

Y2 – This is the thermostat terminal for cooling second stage if your system is so equipped.W2 – This is the thermostat terminal used for second stage heat. There are gas furnaces with low fire and high fire and some depend on control from a two-stage heating thermostat with a W2 terminal.

What does R and W mean on thermostat?

W wire – heat. R wire – heat power. W wire – heat.

What is the difference between W1 and W2?

In a conventional system, W/W1 controls your heating system and, where applicable, W2 controls your heating system’s second stage, which helps warm the home faster.In conventional cooling systems, Y/Y1 controls the first stage of cooling and Y2 controls the second stage, which helps cool down the home faster.

What is G wire for?

G-wire – Fan, usually green. Y-wire – Cooling, usually yellow. W-wire – Heat, usually white.

What is G wire on furnace?

G: This wire controls the blower fan, which is responsible for pushing the warm or cool air through all the vents in your house. It is not a ground wire! C: This stands for the “common” wire in an HVAC system, and it provides power to the thermostat.

What color is C wire on thermostat?

blue wire
The blue wire on the thermostat is the Common or “C” wire.

Is C the same as RC on thermostat?

Modern thermostats with Wi-Fi and backlit display, by contrast, need a steady supply of juice. The C wire, or “common wire” enables the continuous flow of 24 VAC power to the thermostat. Technically speaking, power flows from the R (red) wire, but not continuously (not on its own, anyway).

How do you identify C wire?

It is easy to see if you already have a c-wire connected to your system. Simply remove your current thermostat face from its baseplate and look for the terminal labeled with the letter “c.” If this terminal has a wire attached to it, you have an active “c-wire.”

Is com 24v the same as C?

A C-wire, or a common wire, runs from your low voltage heating system (24v) and carries continuous power to your thermostat.If you do not have a low voltage heating system, you will not have a C-wire.