Miele DA 270-4 - Manual (Page 14)

Grease filter timer
A timer monitors the hours of fan
operation. The indicator for the grease
filter will light after 30 hours of operation
or the preselected time. The
grease
filter must then be cleaned. See
"Cleaning and care / Grease Filter".
After the grease filter has been cleaned
and put back in place, the grease filter
timer must be reset.
^ To do this, press the grease filter
button for about 3 seconds while the
fan is running.
The indicator will go out.
Checking the grease filter timer
To check the percentage of time
already used:
^ Press the On/Off button to turn the
fan on.
^ Press the grease filter button.
The indicator lights.
The number of flashing " –/+ " indicators
show the percentage of programmed
hours that have been used.
1 indicator = 25 %
2 indicators = 50 %
3 indicators = 75 %
4 indicators = 100 %
This information will remain stored in
memory in the event of a power failure.
Operation
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