How do I change the ESRTP6B to 2 channel

  • Tap the circular HOME button to wake the thermostat
  • Hold the MENU button – 3 horizontal lines until the display shows RF SETUP
  • Use the UP arrow until you can see HEATING TYPE
  • Tap the HOME button
  • Use the UP arrow to select HEAT AND HOT WATER
  • Tap the HOME button
  • Tap the RETURN arrow to exit the menu