Carrier 42XQ_42XQA - Manual (Page 27)

26
Photocatalyzer Filters
• Clean these filters once every three
months. Wash them with water and
leave them to dry in the sun for two or
three hours.
• Replace these filters after every five
years approximately.
Maintenance
After the unit has been shut down for an
extended period of time and before starting
it up again, perform the following:
• Inspect and clean the outdoor unit,
especially the coil.
• Clean and replace the indoor unit’s filters.
• Check and clean the condensate tray
of the indoor unit.
• Do the same with the outdoor units on
the models which possess a heat pump.
• Check the sockets of the electrical
connections.
Installer’s Guide
After finishing the installation and testing,
explain the main points of this Manual to
the user, giving special attention to the main
operating modes of the air-conditioning
equipment as stated below:
• How to switch the unit on and off.
• How to change the operating mode.
• How to select the temperature.
• How to adjust the air direction deflectors
to optimize the air current direction.
Leave the Installation & Start-up
Instruction’s manual and the Maintenance
manual of the indoor and outdoor units with
the owner, to be referred to in future during
any maintenance operation.