18
17
TouchScreen
Series
Model
: PRT-TS / PRT-NTS
The heating is indicated ON when the flame icon is displayed.
When the flame icon is absent, there is no requirement for heating to achieve the set
temperature but the thermostat remains active.
To turn the thermostat OFF completely, press and hold the OFF key .....................
The display and heating output will be turned off completely.*
To turn the thermostat back ON, press the ON key once .............................................
Heating On/Off
Pressing the key once will place the thermostat in frost protect mode.
In this mode, the thermostat will display the frost icon and will only turn the heating on
should the room temperature drop below the set frost temperature (see page 19).
Should the heating be turned on whilst in frost mode, the flame symbol will be
displayed.
To cancel the frost protect mode, press the key once.
Frost Mode
Frost Protection Mode Enabled
Thermostat completely OFF
Thermostat powered ON
*See Feature 3 on page 19