WarmlyYours UWG4-4999 User Manual download pdf (Page 69)

PAGE 69

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.

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WarmlyYours UWG4-4999 User Manual Page 69