9
1. Press the “Turn off” button on the remote
control. Turn off the ventilation unit.
2. De-energize the device.
7. Extract the heat exchanger and fans
from the body.
6. Unscrew the self-tapping screws through
special openings. Remove the fl ange.
MAINTENANCE
The maintenance consists in periodic (recommended 1-2 times a year) and preventive
inspection of surfaces of the fans and the heat exchanger and, if necessary, in cleaning
them. The cedure for disassembling / assembling the device for / after cleaning:
6. Unscrew the self-tapping screws through
special openings. Remove the fl ange.
7. Extract the heat exchanger and fans
3. Open the lid of the recuperator. 4. Turn the fasteners of the lid and remove it.
5. Disconnect the cable and remove the power wires by
pressing the terminals. Remove the lid.