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16
English
Cleaning and Maintaining
Cl
eaning and Maint
enanc
e
Periodical maintenance
Maintenance item
Interval
Requires qualified
technicians
Clean the air filter.
At least once a month
Clean the condensate drain pan.
Once a year
Required
Clean up the heat exchanger.
Once a year
Required
Clean the condensate drain pipe.
Once every 4 months
Required
Replace the remote control batteries.
At least once a year
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