degrii THM-C Smart Thermostat Installation Guide
If you have only one R wire (either R, RC, or RH), make sure
it’s inserted into the Rc terminal.
Verify the connection of the C wire to the HVAC control
board, ensuring it is properly connected to the designated
terminal or nut.
3
5
Rc Y1
G
W1
C
Rc Y1 Y2 O/B
G
*
Rh W1 W2
C
If you installed the C-Wire Adapter, make sure you inserted
the wires into the correct terminals.
4
The G wire of your previous thermostat is repurposed to C on the Degrii
thermostat when the C-Wire Adapter is installed.
Note: In some cases, even if the C wire is connected to the old
thermostat, it may not be connected to the C terminal on the HVAC
control board, particularly if the old thermostat operates on battery
power.
Rc Y1
W1
C
Rc Y1 Y2 O/B
G
*
Rh W1 W2
C
17
| General | Details |
|---|---|
| Name | degrii THM-C Smart Thermostat Installation Guide |
| Make | degrii |
| Language | English |
| Filetype | PDF (Download) |
| File size | 0.7 MB |

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