Samsung IDH1800E Service Manual page 65

Installation
4. Insert the air filter into the indoor unit
depending on the situation.
Note: When installing to the bottom of the unit...
• Before inserting the air filter, remove the cover
on the bottom of the unit removing the screws.
• Reinstall the cover on the rear of the unit after
turning it 180°.
Installing to the rear
5. Turn the levers to the original position to fix the
air filter securely.
Note : Setting Up Filter Cleaning Cycle
• Adjust the DIP switch(SW2) in the main PCB to
the desired position referring the table below.
Installing to the bottom
Switch No. Switch Position
4
Caution :
•The optional kits must be installed by an installation
specialist.
•Before installing the optional kits, ensure that you have
turned off the main power.
•The optional air filter has to be cleaned only by an
authorized person or service agent.
4-46
Filter Cleaning Cycle
ON 1,000 hours
OFF 2,000 hours
Samsung Electronics