paGE 42
© 2014 OJ Electronics A/S
Troubleshooting
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 technician .
The thermostat must be replaced .
E1: Internal sensor defective or short-circuited . Contact your technician .
The thermostat must be replaced .
E2: External sensor disconnected, defective or short-circuited .
Contact your technician for replacement .
E5: Internal overheating . Ask your technician to come and inspect the installation .
Three circles containing dots are displayed 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 .