Oreck AIR REFRESH WK15500B User Manual page 11

A
On/Off –Press the 'on/off' button once to
switch the unit on. The air purifier will activate
and the speed button on the control panel will
illuminate. Humidification will not activate
until the Humidity button is pressed and water
tank is filled.
B
Speed –The fan will activate on medium
speed when the unit is switched on.
1. Press the 'speed' button to select
the desired fan speed – Low, Med,
High & Turbo.
2. On the LCD display screen, a fan image will
interpret the fan speed as the speed selected
increases or decreases (Fig. 1).
C
Timer –The timer can be set between
1-8 hours.
1. A timer symbol will appear on the
LCD display screen when the timer is
set (Fig. 2) and the selected number of
hours will be displayed (Fig. 3).
2. Once the timer cycle has complete,
the machine will turn off. If the timer
is not set, the machine will constantly
run at the selected speed.
D
Sleep – Press the 'sleep' button, the
fan speed will select Low and the LCD
on the machine will automatically dim.
E
Humidity –Press the 'Humidity' button
to activate the ultrasonic humidifier.
1. Continue pressing the humidity button to
select the desired relative humidity (RH%)
target. The desired humidity target will show
on the LCD display screen (Fig 4). The machine
will also read the current RH% conditions
and the number will be displayed (Fig. 5).
2. Built-In Humidistat – This machine has
a built-in humidistat, no hot water or steam
is used. The humidifier will switch on/off
automatically every time the target RH% is
below or equal to the current RH% until the
tank runs empty or the humidifier function
is switched off.
3. Ultrasonic Humidifier: A cool mist and
vapor will disperse through the
small grill behind the control panel.
Note: The air purifier will always run when
humidifier is turned on.
4. Water Tank Indicator When the water
tank is empty or runs dry, a symbol will
flash on the LCD display screen (Fig. 6)
and the LCD screen will turn red. The
humidifier function will turn off until the
tank is refilled. The air purification will
remain on until main power button is
manually turned off.
F
Reset filters –The life bars of the
filters (Fig 7) will decrease gradually
throughout the use of the machine. When it
is time to replace the filters, the life bars will
flash and the LCD display screen will turn red.
After replacing filters, insert a small blunt
instrument such as a pen into the "reset filter"
insert. Press down to determine which filter to
reset. The life bars will fade to show which
filter is selected. Once the correct filter is
selected, keep pressing down until you hear a
beep, then release. The life bars will begin
flashing and then turn solid to show the filter
has been reset.
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