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8.3 Maintenance
• Keep the unit surface free from dust.
• Once every 3 months (fixed period), the unit warns the user to perform the filter maintenance (red light). The actual need to
perform this operation may vary depending on indoor and outdoor ambient conditions.
• Clean the filters every 3 months with a vacuum cleaner (Fig. 8.b-c-d-e).
• Press the dedicated button for at least 3 seconds to reset the timing (Fig.8.f).
• Replace the filters every year.
Fig. 8.e
Fig. 8.d
Fig. 8.c
Fig. 8.b
Fig. 8.f
WARNING
Make sure that the mains supply to the unit is disconnected before performing any installation, service, maintenance or
electrical work!
8.4 Service
WARNING
Make sure that the mains supply to the unit is disconnected before performing any installation, service, maintenance or
electrical work!
WARNING
The installation and service of the unit and complete ventilation system must be performed by an authorized installer and in
accordance with local rules and regulations.
• Keep the unit surface free from dust.
• Once every 3 months (fixed period), the unit warns the user to perform the filter maintenance (red light). The actual need to
perform this operation may vary depending on indoor and outdoor ambient conditions.
• Clean the filters with a vacuum cleaner (Fig. 8.g-h-i-l).
• Press the dedicated button for at least 3 seconds to reset the timing (Fig.8.m).
• Replace the filters every year.
