Samsung AC TN4FEC Series User Manual page 16

Cleaning and Maintaining
Periodical maintenance
Unit
Clean the air filter.
Clean the condensate drain pan.
Indoor
unit Clean up the heat exchange.
Clean the condensate drain pipe.
Clean the heat exchanger on the
outside of the unit.
Clean the heat exchanger on the
inside of the unit.
Outdoor
unit Verify that all the electric
components are firmly tightened.
Clean the fan.
firmly tightened.
Clean the condensate drain pan.
16
English
Maintenance item Interval
Once a year
Once a year
At least once a year
Once a year
Once a year
Once a year
Once a year
Once a year
Once a year
Requires qualified
technicians