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Miele DA 289-4 EXT にも： 操作および設置マニュアル (40 ページ)
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Operation
Filter operating hours counter
The number of hours the appliance has
been in operation is stored in memory.
The indicator lamp for the grease filter
control will come on after 30 hours of
operation. The vapour plate and the
grease filter must then be cleaned.
Afterwards, the filter operating hours
counter must be reset.
^ To do this, press and hold the grease
filter control for about 3 seconds.
The indicator lamp for the control will
go out.
Reading the filter operating hours
counter
To check the percentage of time set
already used:
^ Press the On/Off control to switch the
fan on.
^ Press the grease filter control.
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One or more of the indicator lamps for
the – / + controls will flash.
The number of flashing lamps shows
the percentage of the operating time
which has already been used up.
1 lamp
= 25 %
2 lamps = 50 %
3 lamps = 75 %
4 lamps = 100 %
The number of operating hours used
remains in the memory, even when the
appliance is switched off or there is a
power cut.