17
English
Cl
eaning and Maint
enanc
e
Periodical maintenance
Unit
Maintenance item
Interval
Requires qualified
technicians
Indoor
unit
Clean the air filter.
At least once a month
Clean the condensate drain pan.
Once a year
Required
Clean up the heat exchange.
Once a year
Required
Clean the condensate drain pipe.
Once every 4 months
Required
Replace the remote control batteries.
At least once a year
Outdoor
unit
Clean the heat exchanger on the
outside of the unit.
Once every 4 months
Required
Clean the heat exchanger on the
inside of the unit.
Once a year
Required
Clean the electric components with
jets of air.
Once a year
Required
Verify that all the electric
components are firmly tightened.
Once a year
Required
Clean the fan.
Once a year
Required
Verify that the fan assemblies are
firmly tightened.
Once a year
Required
Clean the condensate drain pan.
Once a year
Required
