Atag KA8074K1C Bedienungsanleitung Seite 245

Explanation about the charcoal filter can be found in chapter "Charcoal filter
countdown and notification".
Charcoal filter
countdown
SYSTEM
Charcoal filter
RESET
Charcoal filter lifetime in days:
First digit of 3 digit number
Second and third digit of 3 digit number
Charcoal filter lifetime is 365 days. Countdown will show
the number of days left until the countdown. If a 'minus' is
in front of first digit, amount is showing days after expiration
date.
Charcoal filter lifetime RESET after replacing:
RESET, press
Operation
to confirm
43