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Installation and Operating Instructions
CHAPTER 3
SERVICE AND
MAINTENANCE
m
WARNING
Recirculation damper AIR1-ULK
4. Screw the recirculation damper to the bypass channel, see Fig. 4.
5. Fasten the connection line for the recirculation damper with a cable tie, see Fig. 5.
6. Establish the electrical connection of the recirculation damper via the pre-assembled plug-in contacts, see Fig. 6.
7. After installation of the recirculation damper, adjust the settings in the commissioning assistant. In this respect,
observe the corresponding chapter in the installation and operating instructions for the respective AIR1 ventilation
unit!
3.0
Service and maintenance
Cleaning and maintenance work may only be carried out by an electrician.
m
Danger to life!
The AIR1 unit must be fully isolated from the mains power supply before all maintenance and installation work!
Danger of electric shock, moving parts.
The recirculation damper and actuating drive must be regularly checked for contamination every 6 months.
Fig.5
Fig.6
3
Fig.4
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