DC Inverter U-match Series Cassette Type Unit
58
5.3.2 Clean Air Intake Grill
How to clean the air intake grill
1) Open the air intake grill.
Same with step 1 in ―Clean Air Filter‖.
2) Take out the air filter.
Same with step 2 in ―Clean Air Filter‖.
3) Take out the air intake grill.
(Open the air intake grill at an angle of
45 degrees, and then lift it up).
4) Cleaning
Use soft brush, water, neutral
detergent to clean. After cleaning,
shake off the water or let it dry.
Notice: do not use hot water (above
45
℃
) to clean, otherwise the filter
may be discolored or out of shape.
5) Install the air intake grill.
Refer to step 3.
6) Install the air filter.
Same with step 4 in ―Clean Air Filter‖.
7) Close the air intake grill.
Refer to step 1.
5.3.3 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.
5.3.4 Drainage Pipe
Periodically check if the drainage pipe is blocked to smooth the condensate
water.
