Multi Variable Air Conditioners One-way Cassette Type Indoor Unit
21
6 Routine Maintenance
WARNING:
①
Do turn off the unit and cut off the main power supply when cleaning the air conditioner to avoid
electric shock or injury.
②
Stand at solid table when cleaning the unit.
③
Do not clean the unit with hot water whose temperature is higher than 45
℃
to prevent fade or
deformation.
④
Do not dry the filters by fire, or it may catch fire or become deformed.
⑤
Clean the filter with a wet cloth dipped in neutral detergent.
⑥
If there’s abnormal phenomenon, please contact our designated dealer or local service
center.
⑦
Non-professional person is not allowed to open the air-in grille of indoor unit.
6.1 Cleaning of Filter
(1) Remove the filters from inlet of IDU. Use a vacuum cleaner to remove dust. If the filters are dirty,
wash them with warm water and mild detergent, and dry the filters in the shade.
(2) If the unit used in the environment with much dust, please clean it regularly. (Usually once every
two weeks).
6.2 Maintenance before the Seasonal Use
(1) Check if the air inlet and air outlet of indoor and outdoor unit are blocked.
(2) Check if securely grounded.
(3) Check if all the power cord and communication cable are securely connected.
(4) Check if any error code displayed after energized.
6.3 Maintenance after the Seasonal Use
(1) Set the unit in fan mode for half a day in a sunny day to dry the inner part of unit;
(2) When the unit won’t be used for a long time, please cut off power supply for energy saving; the
characters on the wired controller screen will disappear after cutting off the power supply.
