Error Messages Of The Dhc 23 - Honeywell DHC 23 Operating Instructions Manual

DHC 23
Error numbers of the DHC 23
Delete error display

Error messages of the DHC 23

Sensor defects such as line breaks or short-circuits are detected automatically if the
Installation chapter was followed exactly during installation. If the service switch is at
position 0 and the programming switch at auto, the display
error and at the same time an error number instead of the weekday display.
1 (not used)
2 (not used)
3 (not used)
4 (not used)
5 Return temperature sensor faulty
6 Flow temperature sensor faulty
7 Outside temperature sensor faulty
8 Cable to the remote control TF 26 interrupted
9 Domestic hot water temperature sensor faulty at the cut-off point
10 Domestic hot water temperature sensor faulty
11 Domestic hot water flow temperature sensor faulty
12 Connection between two DHC 23 faulty
13 The basic factory setting has been restored
In the case of errors, the corresponding input is considered as not connected and the
associated control circuit is put out of operation.
To delete an error display, turn the programming switch to
rectified errors are deleted, errors not rectified continue to be displayed.
TROUBLESHOOTING
⁄
! flashes in the case of
and back to auto. Only
25