Quick reference to screen display
Flashes during
Countdown mode
Automatic mode (see page 9)
Manual mode (see page 10)
Away mode (see page 11)
Heating intensity indicator
(No icon appears when
heating is off.)
Countdown mode (see page 12)
Time
Day
Periods (see page 13)
Ambient temperature
3
TH404
Setpoint
temperature (see
page 2)