Operating instructions
Before getting started, remove the Clean Air Optima® CA-604B Smart from its box and
allow it to become accustomed to the room temperature for at least 30 minutes especially
if the machine is cold from the outside air. Place the device on a solid, level and front water-
insensitive surface, approx. 60 cm from the floor and at least 20 cm from the wall.
The CA-604B Smart is designed to operate at temperatures between 5 -40 ºC and relative
humidity of less than 75%.
To get started, remove the top panel from the device. Grab the water tank by the handle and
remove the water tank.
Top panel
Water tank
Faucet for filling
Top filling with watering can
Then place the water tank under the faucet for filling, grasping it from the handle from the
water tank. Fill the tank with tap water (or other clean water source with water temperature
under 40ºC). Ensure that the basin is clean and then carefully place the water tank back in the
lower body.
Top filling: The water tank can also be refilled with a watering can.
Directly from the top of the humidifier.
Wait a few seconds until the water tank starts to release water into the basin.
Plug the power plug into a suitable power outlet, a signal sounds to indicate that your device is
in standby mode.
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