Swegon CASA R120, Инструкции по установке, эксплуатации и техническому обслуживанию

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4. Servicing
The locations of the filters in a ventilation unit in
the right-hand version.
The locations of the filters are mirror-inverted in a
left-hand model.
The ventilation unit must not be op-
erated without filters!
Use only filters recommended by Swegon
in the ventilation unit.
Find the correct filters in Section 6. List of
components.
4.1 Service reminder
The ventilation unit’s control system is normally preset
for displaying a service reminder every six months� If
required, this function can be altered in the Installation
and Service menu� From same menu you set to zero the
service reminder after performed service�
4.2 To open the ventilation unit
Isolate the power supply voltage to the ventilation unit
(pull out the mains plug from the wall socket)� Wait a
few minutes before you open the inspection covers on
the ventilation unit, so that the fans will have time to
stop and the air heaters can cool down�
4.3 Filter change
• To open the front inspection cover�
• Wait a few minutes, so that the fans have time to
stop and the air heaters, if fitted, have time to cool
down�
• Change the filters�
• Close the inspection cover�
The filters should be vacuum cleaned every six
months and should be replaced at least once per
year.
4.3 Other servicing
To be carried out at least once per year.
• Withdraw the heat exchanger for inspection� If you
withdraw the entire heat exchanger, you must also
disconnect the quick-fit connector� Then remove the
front panel�
Check that the drive belt is not worn� Replace it if it
is worn�
Check that the heat exchanger passages are not
clogged� Clean with a soft brush, vacuum cleaner or
under running water, if needed� If you find it neces-
sary to use detergent, choose one that does not
corrode aluminium� Protect the heat exchanger drive
motor to prevent contact with liquid�
N.B.! The passages of the heat exchanger should
be dry before you refit it.
• Clean the inner surfaces of the ventilation unit, if
needed�
• Check that the condensate discharge outlet is not
clogged and check its outflow by pouring water on
the bottom of the ventilation unit�
Fine filter
Wide-meshed filters and fine filter
Swegon reserves the right to alter specifications. 16 www�swegon�com
R120.211112