DC Inverter U-match Series Duct Type Unit
63
5.3 Unit Maintenance
NOTICE!
(1) Before cleaning, please make sure the unit is stopped. Cut the circuit breaker
and remove the power socket, otherwise, electric shock may occur.
(2) Do not wash the air conditioner with water, otherwise fire hazard or electric
shock may occur.
(3) When cleaning the filter, please be careful of your steps. If you need to work
high above the ground, please be extremely careful.
5.3.1 Filter screen cleaning
Increase the frequency of cleaning if the unit is installed in a room where the air
is extremely contaminated (As a yardstick for yourself, consider cleaning the filter
once a half year).
If dirt becomes impossible to clean, change the air filter. (Air filter for exchange
is optional.)
(1) Removing the air filter from the duct.
(2) Cleaning the air filter.
Remove dust from the air filter using a vacuum cleaner and gently rinse
them in cool water. Do not use detergent or hot water to avoid filter shrinking or
deformation. After cleaning dry them in the shade.
(3) Replacing the air filter Reinstall the filter as before.
5.3.2 Heat Exchanger of Outdoor Unit
Conduct cleaning for the heat exchanger of outdoor unit periodically, clean it
once at least in every two months. Clean the dust and sundries on the surface of the
heat exchanger with dust collector and nylon brush, if there’s compressed air
source; use the compressed air to blow the dust on the surface of the heat
exchanger. Don’t use tap water for cleaning.
