4 Manual operations and maintenance
4�4 When the air conditioner is to
be used again:
• Use a dry cloth to wipe off the dust
accumulated on the rear air intake
grille in order to avoid the dust being
dispersed from the indoor unit.
• Check that the wiring is not broken off
or disconnected.
• Check that the air filter is installed.
• Check if the air outlet or inlet is blocked
after the air conditioner has not been
used for a long time.
Multi Split Type Air Conditioner / User Manual
25 / EN