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4.2 - MAINTENANCE
if the unit will be unused for an extended period it is recommended that you unplug or de-energize the unit
and remove the batteries from the remote control.
4.2.1 -
Routine maintenance
the unit requires periodic maintenance to ensure peak performance while using the lowest energy possible.
the frequency of the required maintenance depends on the application and environment surrounding the
unit. recommended timing below should be adjusted accordingly.
• Clean or wash the air filters at least once per month or every time the dirty filter alarm lights up.
• Inspect and clean the refrigerant coils and the condensate management system at least once per year.
• Maintenance should be performed by skilled technicians.
The installer should gather up all packing material and use a damp cloth to remove
any traces of dust or dirt during assembly (fig. 24). It's also recommended to ex-
plain system operation to the end user, show them how to remove and clean the
air filters then make them familiar with the installation and operating instructions.
4.2.2 -
Condensate water drainage in case of emergency
Should the condensation management system get clogged or stop draining the unit stops and displays alarm
code 20 on the front panel of the unit.
to enable the unit to work temporarily until the service personnel arrive, you can drain the water out by fol-
lowing these simple instructions (fig. 45):
Before proceeding with any maintenance and cleaning,
always make sure the system has been switched off,
using the remote control, and the power supply plug
has been disconnected.
a.
open the door (6) underneath the unit.
b. remove the cap (6a) after having placed a good-sized container underneath it (at least 5 quart capacity)
to collect the water. the service technician will close the door after correcting whatever caused the issue.
4.3 - DIAGNOSTICS AND ALARMS
4.3.1 -
Diagnosing Alarms
it is important for the user to distinguish between functional problems and problems with unit performance
when compared to normal operation. the most common problems may easily be resolved by the user. (See
paragraph: anomalies and solutions).
For all the other reports (see paragraph: 4.3.3 - Console alarms) The user should
contact a service center or licensed contractor.
US-ENG- 22
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