Radio Thermostat CT110 Install Manual page 14

Step-by-step wiring diagrams
2 Wire Heat GAS MILLIVOLT or 24VAC system
STEP 1 - Connect the R (or RH) wire to the RH terminal.
This connects the heat power.
STEP 2 - Connect the W wire to the W terminal.
This connects the heat.
STEP 3 - Optional - Connect the C wire to the C terminal.
Your heater is now connected to the CT110.
Please Go To Page 6
3 Wire Heat
STEP 1 - Connect the R (or RH) wire to the RH terminal. This connects
the heat power.
STEP 2 - Connect the W wire to the W terminal. This connects the heat.
STEP 3 - Connect the G wire to the G terminal on the thermostat. This
connects the fan.
STEP 4 - Optional - Connect the C wire to the C terminal.
Your system is now connected to the CT110.
Please Go To Page 6
HVAC SYSTEM
R
THERMOSTAT TERMINAL
HVAC SYSTEM
G
THERMOSTAT TERMINAL
14
PG
C
W
R W C