22
Operation
6005738_0 – 25.03.2021
4.2.5
Check filter filling indicator
The device has a control indicator to remind the operator
to change the filter filling. If no air circulation filter is used,
the control indicator has no meaning.
The control indicator flashes every 1,000 fan operating hours.
The hours counter is started anew by switching off the
control indicator.
Button
Function
After switching off, the button flashes for
2 minutes:
The filter filling must be replaced.
D
“6.2.2 Replacing filter filling (with
recirculating and hybrid mode)”
(page 25).
When the filter filling has been changed:
☞
Press the button (> 1 second).
The hour counter restarts, and the flashing
indicator turns off.
Summary of Contents for Smartline BWH 90 ST
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