OJ Electronics UDG4 User Manual

PAGE 60
© 2014 OJ Electronics A/S
12. Troubleshooting 1/2
Error messages
If a fault or error occurs, the thermostat will display one of the following error
messages:
•E0: Internalfailure.Thethermostatisdefective.Contactyourinstaller.
The thermostat must be replaced.
•E1: Internalsensordefectiveorshort-circuited.Contactyourinstaller.
The thermostat must be replaced.
•E2: Externalwiredoorsensordisconnected,defective,orshort-circuited.
Contact your installer for reconnection or replacement.
•E5: Internaloverheating.Contactyourinstallerinordertohavetheinstallation
inspected.
Note! If any of the above mentioned errors occur, the heating is shut o.
•Threecirclescontainingdotsareshownonthescreen;thethermostatcannotbe
operated.
The thermostat is in “Child Lock” mode. See the section titled “Child Lock” in this
manual for instructions on how to unlock it.

OJ Electronics UDG4 Specifications

General

Brand	OJ Electronics
Model	UDG4
Category	Thermostat
Language	English