Wascomat EX677 - Page 124

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Troubleshooting
Error code 23, NO I/O ADDRESSED
The error code means that there is no I/O board addressed in the system
at all.
Action:
• (Requirespassword)ReaddresstheexistingI/Oboardfromtheservice
menu.
Error code 24, CHECKSUM FROM DLCU
This error code is generated by the CPU board. The program unit has de-
tected an error in the internal communication in the DLCU-processor.
Action:
• ReplacetheCPUboard.
Error code 27, LEVEL OFFSET
This error code is generated by the CPU board. The error code arises if the
level system indicates a level at the start of the wash program (when the
drum should be empty) that exceeds what the program unit can compen-
sate for automatically. This can be caused by blocked drain, blocked level
hose, a drop of water in the level hose, leaking level system, defective level
control, etc.
Action:
• Checkdrainfordirt.
• Blowthroughthelevelhoseandcheckthatitisnotblockedanddoes
not contain any water.
• Checkintheserviceprogramthatthelevelcontrolisworkingcorrectly.