WZA
School ventilation
Assembly, installation and operating instructions
29
11.3 Maintenance work
11.3.1 Replacing the filter.
CAUTION!
Risk of injury from sharp metal housing!
The inner metal of the casing can have sharp edges.
Wear suitable protective gloves.
Perform all the steps to simply change the filter as shown in the video.
2
1
Check the outside air filter
Use the locking lever to open the service flap
1
.
Push the filter cover
2
up into the key holes and remove
the filter cover.
Remove the filter and dispose off it with household
waste. Apply a foam strip to all sides of the new filter
and push into place.