OJ Electronics UWG4 User Manual

PAGE 69
© 2015 OJ Electronics A/S
12. Troubleshooting 1/5
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 UWG4 Specifications

General

Type	Wireless Thermostat
Compatibility	Underfloor heating systems
Protection Class	IP21
Display	LCD
Mounting	Wall-mounted
Output	Relay output
Temperature Range	5°C to 45°C
Switching Voltage	230V AC
Operating Temperature Range	0°C to 40°C
Storage Temperature Range	-20°C to 60°C
Wireless Range	Up to 30m
Operating modes	Manual
Dimensions	86 x 86 x 20 mm