Helios AIR1 RH 1500 Notice De Montage Et D'utilisation page 154

Installation and Operating Instructions
EN
ATTENTION
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DANGER
Central ventilation units AIR1 RH
4. Carefully remove the heat exchanger from the unit (see Fig. 37).
Maintenance and cleaning
The rotary heat exchanger must be checked for dirt and damage every 6 months.
The following must be checked:
– Tension of the drive belt
– Bearing quality (assess bearing noises)
– Condition of housing
Cleaning procedure for the rotary heat exchanger
1. Set the nozzle of the cleaning device to a distance of approx. 300 mm to the heat exchanger.
2. Set the nozzle to a simple jet.
3. Clean the heat exchanger with a spraying angle of 30 degrees and a distance of 300 mm.
4. Clean entire rotary wheel. Turn the wheel to clean the parts behind the frame.
5. Allow the heat exchanger to dry completely in the air.
6. Spray the heat exchanger with cleaning agent.
7. Repeat steps 1-5 and completely remove the cleaning agent.
Allow the heat exchanger to dry before installation!
5�4 Filter change
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Danger to life due to electric shock!
The unit must be fully isolated from the mains power supply before all maintenance and cleaning work.
Risk of injury due to electric shock, moving parts (fan) and hot surfaces�
Fig� 37
Fig� 38
Fig� 39
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