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14 - MAINTENANCE
Condensate drainage pan
■ These units are equipped with a condensate drainage pan
sloped toward the drain.
Note: This pan is removable for easy cleaning in models 100 to
170. It is secured to the unit using 4 M6 Allen screws.
■ Check that the condensate pan is suffi ciently clean.
■ Check that the drain is not clogged.
■ Cleaning of the pan can be done with water and non-abrasive
detergent.
Condensate pan
Mixing boxes (optional)
■ In units with mixing box assemblies, it is advisable to check
the condition of the servomotors of the motorised dampers.
Servomotors
Use safety gloves for this task. Take care with the sharp
parts of the coil.
Air coil
■ Check that the coil is free from dust and grease.
■ Cleaning the accumulated dust on the coil can be performed
using a soft-bristled brush or a vacuum cleaner perpendicular
to the fi ns or with a low-pressure water cleaner. Grease can be
removed with water with degreaser. Do not put stress on the
fi ns as they could deform.
Protective grilles for outdoor coils (opiional)
The units can incorporate protective grilles for outdoor coils. These
grilles must be removed to clean the coils.
■ In models 100 to 170 the grilles (Picture 1) are bolted to the
latetal pillars by M6 screws.
■ In models 180 to 280 the grilles (Picture 2) are inserted by the
slots arranged for this purpose.
Picture 1 Picture 2
Air fi lters in the grids of the electrical cabinet
■ The appearance of the fi lters located inside of the grids must
be examined periodically, because the clogged fi lters impede
good ventilation.
■ Cleaning can be done with a household vacuum cleaner.
Replace them regularly. 115 x 115 mm G2 fi lters.
Grid
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