EPH Controls HRT Installation And Operation Manual page 25

P0 5 – Frost Protection
Frost protection is built into this thermostat, it is pre fixed to 5°C and is
not adjustable.
It will only be activated when the thermostat is in the standby mode
and the temperature drops below 5°C.
To access this setting, press and hold
seconds.
'P01 & Nor' will appear on the screen.
Rotate clockwise until 'P05 & Fr' appears on the screen.
Press to confirm.
Rotate to switch between ON and OFF.
Press to confirm selection.
The setting will be saved and the user will be returned to the previous
screen.
Press to return to normal operation.
On
and
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