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16.2 Error messages and troubleshooting
Figure 3: fault display
Error messages will disappear automatically after the fault has been rectified.
Error messages (extract)
EEPROM not available/incorrectly
plugged in/defective
Empty or incorrect EEPROM
Replace EEPROM with correct
Leak inside the appliance
Pump sump/motor/etc.
Defective leakage detector
Repair error, remove water
The pin of the lifting magnet is not
correctly in the locking device.
The magnetic coil of the lifting magnet is
damaged.
Door locking query is not correct.
Level not reached during 1st
filling
Fresh water inlet insufficient (water tap
closed)
Aquastop hose kinked
Inlet filter soiled
Aquastop defective
Level not reached early enough
during filling
No change detected by the level
switch during emptying
Booster pump plug connector loose
Start capacitor defective
Plug connector loose
Plug connector defective
No DSP signal on - from I/O circuit
board
No signal boiler full - from I/O circuit
board
Check boost pump/S2 using manual
Still no change detected by the
level switch at the end of the
reached
Boiler heating defective/heating element
thermal fuse
Temperature sensor defective, incorrect
installation position
Boiler protection defective, performance
switch loose
No signal from I/O circuit board