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ywilliamsAug 3, 2025
How to reset CF on DeLonghi HFX85W20?
- MMichael SimonAug 3, 2025
The "cf" message indicates that the filter has reached its predefined usage time. Replace the filter and reset the alarm. To reset the CF alarm, quickly insert the plug and then touch and hold the ON/STAND-BY button on the unit for at least 10 seconds until you hear a long beep.