DeDietrich NANEO EMC-PMC Series - Error Messages and Troubleshooting; Error Code Diagnosis and Solutions

3 Messages
3.1 Error messages
If an error is present, a fault code and a fault indication will appear on
the display.
Error codes Fault
indication
Probable causes Solution
f203
c
Faulty connection to boiler. Check the boiler’s connection to the service tool.
f214
c
Incorrect room temperature
reading.
Room temperature reading is incorrect. The temperature sensor
may be defective if the room temperature is between
-5℃ and
65℃.
f215
c
Service tool faulty. Replace service tool
f217
c + e
Water pressure too low. Top up the water in the central heating system. See the
installation and service manual for the boiler.
n;
5p
c
Your boiler may not support
the
OpenTherm SmartPower.
OpenTherm SmartPower is required for the backlight.
In boilers without OpenTherm SmartPower
, the Servicetool is
functional but without backlight.
To clear the message, press the button.
For the boiler’s error codes, see the corresponding
installation and service manual.
R000125-A
3. Messages Service tool
7
280113 - 7603161-01