Samsung AC FB4DEH Series User Manual page 14

Cleaning and maintaining the air conditioner
front grille for installation or maintenance, you must turn off the circuit breaker and
CAUTION
turn it on again before using the air conditioner.
Otherwise, angles of the each angle can be different or some of the blade may not
close when the product is off.
If the air conditioner will not be used for an extended period of time, dry the air conditioner to maintain it in best condition.
Dry the air conditioner thoroughly by operating in Fan mode for 3 to 4 hours and
disconnect the power plug.
There may be internal damage if moisture is left in components.
Before using the air conditioner again, dry the inner components of the air conditioner
again by running in Fan mode for 3 to 4 hours. This helps remove odors which may have
generated from dampness.
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