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9
MAINTENANCE
Cleaning of remote controller
• Use a dry cloth to wipe the remote controller.
• A cloth dampened with cold water may be used on the indoor unit if it is
very dirty.
• Never use a damp cloth on the remote controller.
• Do not use a chemically treated duster for wiping or leave such materials
on the unit for long. It may damage or fade the surface of the unit.
• Do not use benzene, thinner, polishing powder, or similar solvents for
cleaning. These may cause the plastic surface to crack or deform.
If you do not plan to use the unit for more than 1 month
1) Operate the fan for 3 to 4 hours to dry inside the unit
• Operate "FAN" mode.
2) Stop the air conditioner and turn off the main power switch or the circuit
breaker.
Checks before operation
1) Check that the air filters are installed.
2) Check that the air outlet or inlet is not blocked.
3) Turn on the main power switch or the circuit breaker for the main power
supply to the air conditioner.
Cleaning of the air filter and other parts of the air filter involves dangerous work in high places, so be sure to have
a service person do it. Do not attempt it yourself.
NOTE
For Air conditioning system that is operated regularly, cleaning and maintenance of the indoor/outdoor units are
strongly recommended.
As a general rule, if an indoor unit is operated for about 8 hours daily, the indoor/outdoor units will need to be
cleaned at least once every 3-MONTH.
A qualified person shall carry out this cleaning and maintenance.
Failure to clean the indoor/outdoor units regularly will result in poor performance, icing, water leaking and even
compressor failure.
CAUTION
WARNING
12
FAN operation
English-12
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