11 Troubleshooting; Error Codes - DeDietrich C 330 Series Installation, User And Service Manual

11 Troubleshooting

11 Troubleshooting
11.1

Error codes

74
Important
Operating the C 630 ECO boiler: the properties described and the
instructions apply to each boiler module.
When a failure is signalled, the boiler stops or becomes locked. In the
event of an error, a corresponding code is displayed. The meaning of the
error codes can be found in the error table.
See
Manual for the control panel.
Important
The error code is needed to find the cause of the error quickly and
correctly and for any support from De Dietrich.
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