Lavazza
Descaling Mode Activation Failure
Machine displays descaling light but user cannot start descaling mode.
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Possible Causes
Incorrect button sequence, Faulty buttons, Firmware glitch, User interface PCB fault
How to Fix / Troubleshooting
Safety first: Refer to the user manual for the exact descaling activation sequence for your model.
Step 1 – Correct procedure
- Follow the documented button combination and timing precisely.
Step 2 – UI check
- If certain buttons do not respond, the keypad or UI PCB may be faulty and require replacement.
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Repair Difficulty
Easy
2/5
Required Part
User Interface PCB
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