IU-67
DUAL, TRIPLE, POKER DC Inverter : 2. Indoor Units
Multi Liberty
DC Inverter
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LOW DUCTED TYPE MODELS (HRBU X)
WARNING
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Cleaning of air inlet panel and remote controller (HRBU X Multi Liberty Models)
WARNING
For cleaning Indoor Unti’s air inlet panel and Remote
Controller, use preferably a dry cloth. This operation must be
carried out by a technician of Authorized Technical Service.
•
•
If Indoor Unit’s air inlet panel is very dirty, a cloth dampened
in cold water may be used. At the end of cleaning, dry the
panel by a soft cloth.
Never use a dampened cloth for cleaning the remote
controller, nor whatever chemical product for cleaning Indoor
Unit’s panel, in order to avoid damages and/or buckling of
surfaces.
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Removal of Indoor Unit’s air inlet panel
(HRBU X Multi Liberty Models)
1)
Remove the Indoor Unit’s air inlet panel installed at the
bottom of inlet plenum, by screwing safety fixing screws
and pulling the panel toward you (Fig. 3).
With air inlet plenum, the polypropylene net type filter
is immediately visible after removing air inlet panel.
Wthout air inlet plenum, net type filter - provided with
Indoor Unit - is directly installed on Unit’s main body (Fig. 4).
2)
Periodical cleaning (every 2 weeks at least) of air inlet
panel and of rear net type filter is recommended in order to
assure the perfect efficiency of Indoor Unit, and to avoid a
decrease in its performances. To carry on the cleaning
procedure correctly and for safety reasons, it is
recommended to contact the Authorized Technical Service.
In fact, these operations need expertise and tools which
User normally does not have.
Before starting whatever cleaning operation, it is necessary to stop operation of system and
disconnect the system itself by switching over main switch to “OFF”..
No
No
Sta
in r
em
ove
r
Solvent
Fig. 3
Fig. 2
Fig. 1
Fig. 4
Air inlet panel
(commercial type)
Polypropylene net type filter
(installed on Unit’s main body)
Unit’s main body
