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© 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.
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