
E A DB98-18974A(1)
APC523QF
OWNER’S
INSTRUCTIONS
FLOOR STAND TYPE AIR CONDITIONER
( Cool )

E-2
Safety Precautions
The following safety precautions must be taken when using your air conditioner.
◆ Users of this product are cautioned not to attempt repair of this product
at their own discretion. Instead, they are requested to directly contact a
designated service center or the outlet at which the product was
purchased.
◆ Never spill any kind of liquid into the unit. Should this happen, unplug
or main switch off the unit and contact an authorized service center.
◆ Do not insert anything between the air outlet blades because the inner
fan may be damaged and could cause injury. Keep children away from
the unit.
◆ Do not place any obstacles in front of the unit.
◆ Do not spray liquid of any kind into the indoor unit. Should this happen,
switch off the breaker used for your air conditioner and contact your
installation specialist.
◆ Make sure that the unit is correctly ventilated at all times:
Do not place clothing or other materials over it.
◆ If the wireless remote control will not be used for a long time, remove
the batteries. (If applicable)
◆ When using a wireless remote control, the distance should not be more
than 7 meters from the air conditioner. (If applicable)
WARNING
DURING OPERATION
◆ Never store or ship the air conditioner upside down or sideways to
avoid damage to the compressor.
◆ The appliance is not intended for use by young children or infirm
persons without supervision: Young children should be supervised to
ensure that they do not play with the appliance.
◆ Max current is measured according to IEC standard for safety and
current is measured according to ISO standard for energy efficiency.
OTHERS
◆ Before throwing out the device, it is necessary to pull back the battery
cells and get rid of them safely for recycling reasons.
◆ When you need to dispose of the unit, consult your dealer. If pipes are
removed incorrectly, refrigerant may blow out and come into contact
with your skin, causing injury. Releasing refrigerant into the atmosphere
also damages the environments.
◆ Please recycle or dispose of the packaging material for this product in
an environmentally responsible manner.
D
ISPOSING OF THE UNIT
Risk of electric shock. • Can cause injury or death. • Disconnect all
remote electric power supplies before servicing, installing or cleaning.
• This must be done by the manufacturer or its service agent or a similar
qualified person in order to avoid a hazard.

Contents
◆
P
REPARING YOUR AIR CONDITIONER
■ Safety Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
■ View of the Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
■ Remote Control-Buttons . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
■ Getting Started . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
■ Inserting the Remote Control Batteries . . . . . . . . . . . . . . . . . . . 8
■ Operating Preparation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
■ Using the Control Panel on the Indoor Unit . . . . . . . . . . . . . . . . 8
■ Using the Remote Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
◆
O
PERATING YOUR AIR CONDITIONER
■ Cooling Your Room . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
■ Selecting the Automatic Operating Mode . . . . . . . . . . . . . . . . 10
■ Changing the Room Temperature Quickly . . . . . . . . . . . . . . . 11
■ Cooling Distant Place . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
■ Removing Excess Humidity . . . . . . . . . . . . . . . . . . . . . . . . . . 13
■ Airing Your Room . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
■ Selecting Energy Saving Mode . . . . . . . . . . . . . . . . . . . . . . . 15
■ Adjusting the Air Flow Direction Vertically . . . . . . . . . . . . . . . 16
■ Adjusting the Air Flow Direction Horizontally . . . . . . . . . . . . . 16
◆
P
ROGRAMMING YOUR AIR CONDITIONER
■ Setting the Off Timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
■ Other Function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
◆
R
ECOMMENDATIONS FOR USE
■ Operating Recommendation . . . . . . . . . . . . . . . . . . . . . . . . . . 19
■ Temperature and Humidity Ranges . . . . . . . . . . . . . . . . . . . . 20
■ Cleaning Your Air Conditioner . . . . . . . . . . . . . . . . . . . . . . . . 21
■ Solving Common Problems . . . . . . . . . . . . . . . . . . . . . . . . . . 22
◆
T
ECHNICAL SPECIFICATIONS
E-3

View of the Unit
Indoor Unit
Air flow blades
(up/down orientation)
Air flow blades
(right/left orientation)
Air outlet
Air filter
Remote
control holder
Air inlet
Control Panel
On/Off button
Temperature
adjustment buttons
You can operate the air conditioner with the control panel when you do not
wish to or cannot operate the air conditioner with the remote control.
E-4
To open the grille
◆ Hold the
upper
part of the
grille, then
pull it slightly
forward.
Fan speed
Timer indicator
Operating mode indicators
(Cool, Dry, Fan, Auto)
Energy Saving indicator
Outdoor operating indicator
Air Swing button
Energy Saving button
Fan speed adjustment button
Remote control sensor
Lock function indicator
Long function indicator
Turbo function indicator
Set temperature
Indoor temperature

E-6
Remote Control - Buttons
Temperature adjustment
buttons
Operating mode selection button
(Cool, Auto, Dry, Fan)
Turbo/Long function button
Fan speed adjustment button
On/Off button
Air flow swing buttons
Off Timer button

E-7
G
etting Started
You have just purchased a Floor stand type air conditioner and
it has been installed by your installation specialist.
Your Owner's Instructions contain much valuable information on using your
air conditioner. Please take the time to read them as they will help you take
full advantage of unit's features.
The booklet is organized as follows.
◆ The following figures are shown on pages from 4 to 6:
- Indoor and outdoor units
- Remote control (buttons and display)
They will help you find the buttons and understand the symbols displayed.
◆ In the manual, you will find a series of step-by-step procedures for each
function available.
The illustrations in the step-by-step procedures use three different symbols:
PRESS PUSH HOLD DOWN
For the... The illustrations are...
Remote control In the upper part.
Unit itself In the lower part.

Inserting the Remote Control Batteries
Operating Preparation
Push the battery cover on the rear of the remote control with your thumb
in the direction of the arrow and remove it.
Insert the two batteries, taking care to respect the polarities :
◆ + on the battery with + on the remote control.
◆ - on the battery with - on the remote control.
1
2
Close the cover by sliding it back until it clicks into place.
3
◆ Use two AAA, LR03 1.5V batteries.
◆ Do not use old batteries or different kinds of batteries together.
◆ Batteries may be completely discharged after 12 months,
even if they have not actually been used.
You must insert or replace the remote control batteries when :
◆ You purchase the air conditioner
◆ The remote control does not work correctly
NNNNoooottttee
ee
Turn the power switch on.1
Look around the indoor and outdoor unit. Confirm if any obstacles
that may prevent the air flow are present near the air conditioner.
E-8
To operate the unit, the power switch is fitted to the wall
must be set to ON.
IMPORTANT
You can operate with the indoor unit when you do not wish to or cannot
operate the air conditioner with the remote control.
You can : Adapt the On/Off, Temperature, Fan Speed, Energy Saving,
Air Swing settings to your specific requirements.
Example
: Remote control is broken or lost.
Using the Control Panel on the Indoor Unit
All air conditioner features except Lock function and Energy Saving
mode can be controlled from your seat by using the remote control.
You can : Adapt the Auto mode, Cool mode, Turbo mode and
Fan Speed/Timer settings to your specific requirements.
NNNNoooottttee
ee You must operate the Turbo, Long and Off Timer function with
the remote control.
Using the Remote Control
ON