Airflow Uno hab Manuale di installazione e istruzioni per l'uso - Pagina 10

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CHAPTER 6
SERVICING AND
MAINTENANCE
m
WARNING
© Airflow - we reserve the right to make changes without prior notice
5.1

Opening and closing the inner panel

The inner panel is fully open upon delivery (fig.13).
In order to close the inner panel, turn panel two full turns clockwise until it "Clicks" into position (fig.14)
Inner panel
open
6.0

Servicing and maintenance

m
WARNING!
Touching live parts will lead to electric shock.
Before any servicing and maintenance work, isolate the unit from the mains power supply and protect
against being switching on again!
m
WARNING!
The rotating impeller can crush fingers.
Before any servicing and maintenance work, isolate the fan from the mains power supply and protect
against being switching on again!
– Excessive deposits of dirt, dust, grease, etc. on the impeller, motor, protection guard and, above all, between the
housing and the impeller, are not permitted, as these can lead to an unbalance in the impeller, overheating of the
motor or the blocking of the impeller. In such cases, the unit must be cleaned.
– In cases of longer periods of standstill, maintenance must be carried out when the unit is restarted.
– In case of standstill or storage for more than 2 years, the fan must be replaced.
Note the following:
• Remove deposits of dirt, e.g. on protection guards
• Visual inspection, replace damaged parts
• Freewheeling of the impeller, is impeller blocked, see Fault causes 6.3
• Vibrations – see Fault causes 6.3
• Fan unit must be inserted up to the "outer panel" stop in the wall installation sleeve
6.1

Filter change

After the set time interval for the filter change, the upcoming filter change will be indicated on the controller by the
"flashing" of all ventilation stage LEDs. Proceed as follows:
1. Remove inner panel (fig.15).
2. Replace Coarse 50% filter (fig.16)
Accessories: Set/2 pcs Coarse 50% filter, Part No: 90001014
3 . The inner panel is re-attached after the filter change. Ensure that the inner panel is re-inserted with the opening at
the top .
4. Then hold down both buttons on the controller for longer than two seconds and confirm the filter change.
Remove
inner panel
Unohab Unit
fig.13
Close inner panel
by turning
fig.15
10
Installation and Operating Instructions
Replace
Coarse 50%
filter
fig.14
"Click"
fig.16