Child Lock; Factory Settings; Error Messages - ELEKTRA ETN4-1999 Bedienungsanleitung

ETN4-1999
Software version
Displays thermostat software version.

Child lock

Allows thermostats in public and other places to be locked, thus
preventing unauthorised alteration of the settings. Press and hold
the left- and right-hand buttons simultaneously for 10 seconds. A
symbol indicates that the thermostat is locked.
The child lock can be released by pressing the left- and right-hand
buttons simultaneously for 10 seconds.

Factory settings

Allows factory settings to be restored. Your personal settings will
be deleted from the thermostat.
Press and hold the centremost button for 10 seconds. The display
is switched off and then on again. Application is shown on the
display (APp F) followed by the temperature setting.


Error messages

If a fault occurs, the master/thermostat will display one of the fol-
lowing error codes:
Error code Fault
E0 Internal fault. Thermostat defective.
E1 External room sensor defective or short-
circuited (terminals 10-11).
E2 External floor sensor defective or short-circuited
(terminals 8-9).
E5 Internal overheating. Thermostat shuts off heat-
ing.
Remedy
Replace thermostat.
Replace sensor/sensor cable. To continue to operate the system without
sensor, set control type to Regulator under Application (
Replace sensor/sensor cable. To continue to operate the system without
sensor, set control type to Regulator under Application (
Check installations. Check that heating cables are not overloaded or
that ambient temperature is excessive. When internal temperature drops,
the thermostat automatically reactivates.
© 2012 OJ Electronics A/S
English
APp C).
APp C).
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