Maintenance and care
Maintenance
intervals
Filters – Alarm
and inspection
16
Preventive maintenance activities are required at regular intervals to ensure efficient and
optimal operation without unwanted failure and to ensure an expected service life of at least
10 years.
Note that the filter maintenance intervals may vary depending on the specific ambient
conditions. Also be aware and that moving parts are wear parts that must be replaced when
worn.
The factory warranty is only valid if it can be documented that regular preventive
maintenance activities have been carried out as prescribed. Proof can be provided by a
written logbook with a company stamp or similar.
The filters are the only parts that the user can maintain. Maintenance of the filter must be
carried out at least at the following intervals:
Interval
Six months
Annually
INFO
Other components must be maintained by trained specialist personnel at least every two
years. For more information, please refer to the chapter "Maintenance and Troubleshooting"
in the Installation and Service Manual for Professionals. Check which activities have to be
carried out. At an early stage, contact a specialist company to commission the activities.
The unit is provided with an integrated timer for the filter alarm which is activated every
12 months by default. The time period for the filter alarm can be changed via the remote
control or the PC Tool.
When the timer expires, a filter alarm is triggered. An acoustic signal is emitted and the LED
under the button is illuminated in orange. If the LED is illuminated in red, please refer to the
"Troubleshooting" section in the Installation and Service Manual for Professionals.
Please proceed as follows to inspect the filter and replace it if necessary:
Maintenance and care: Week programs of the time switch
Task
Check filter(s). Replace filter(s)
if required.
Replace filter(s)
USER MANUAL
To be carried out by:
User
User