Oregon Scientific WS904 - Manual (Page 13)

EN
10
CARE AND CLEANING
Follow closely the steps below for the proper care and
cleaning of the product to ensure its usability and durability.
Clean the water tank every three or four days as
described below: ‡
Unplug the AC adaptor from the product.
Detach the tank cover.
Empty the water tank.
Wipe the inside of the water tank gently with a soft
cloth moistened with neutral detergent. To clean
the ultrasonic vibrating plate, use a soft cotton swab
moistened with neutral detergent. Do not touch the
ultrasonic vibrating plate or apply excessive force on it.
Pour tap water into the water tank. Leave it for a few 1.
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