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© 2016 OJ Electronics A/S
Child Lock
The child lock can be activated directly if the thermostat
is idle or if the thermostat’s backlight is activated but
never from within the menu .
• Activate the child lock by holding the upper and lower
buttons simultaneously, until the padlock icon is shown
in the display .
• The padlock icon indicates that the child lock is
activated .
• Deactivate the child lock by holding the upper and
lower buttons simultaneously, until the padlock icon is
no longer shown in the display .
Factory reset
• Activate the thermostat by pushing any of the three
buttons .
• Hold the centre button for ten seconds .
(Keep holding the button even when the menu is
entered) .
Note that all user-made settings are deleted .
Troubleshooting and Additional Information
Error codes
E0: Internal fault .
Heating is shut off .
E1: Built-in sensor fault .
The sensor application is changed to C (regulator) .
E2: External wired floor sensor or external wired room
sensor fault .
(The sensor is either damaged, short-circuited or
disconnected) .
The sensor application is changed to C (regulator)
If AF is used - the sensor application is changed to A
(internal room sensor) .
E5: Internal overheating .
Internal overheating . If the E5 Error persists, please
contact your installer .
Note that the backlight is lit if any fault is detected .
• If there is no reaction when any button is pushed,
except from the backlight . - Check for the padlock icon,
the child lock might be activated .
