Samsung AS18A1(A2)QE/B User manual

OWNER’S
INSTRUCTIONS
SPLIT-TYPE ROOM AIR CONDITIONER
(Cool)
AST18A1(A2)QE/B
AST18B1(B2)QE/B
AST24A1(A2)QE/B
AST24B1(B2)QE/B
AS18A1(A2)QE/B
AS18B1(B2)QE/B
AS24A1(A2)QE/B
AS24B1(B2)QE/B
SC18ZV
SC24ZV
Indoor Unit
ENL DB68-00819A(1)

Safety Precautions
The following safety precautions must be taken when using your air conditioner.
1 Make sure that the indoor unit is correctly ventilated at all times; do NOT place clothing or other materials
over it.
2 NEVER spill 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.
3 Do NOT insert anything between the air flow blades, as the inner fan may be damaged and you may be hurt.
Keep children away from the indoor unit.
4 Do NOT place any obstacles in front of the outdoor unit.
5 If the remote control will not be used for a long time, remove the batteries.
6 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.
7 If the supply cord is damaged, it must be replaced by a special cord or assembly available from the
manufacturer or its service agent.
8 This device must be installed according to the national electrical rules.
9 Before throwing out the device, it is necessary to pull back the battery cells and get rid of them safely.
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Contents
◆PREPARING YOUR AIR CONDITIONER
■Safety Precautions ........................................................................................ 2
■View of the Indoor Unit.................................................................................. 4
■View of the Outdoor Unit............................................................................... 4
■Remote Control - Buttons and Display.......................................................... 5
■Getting Started.............................................................................................. 6
■Installing the Remote Control Holder on the Wall......................................... 7
■Inserting the Remote Control Batteries......................................................... 7
■Setting the Time ............................................................................................ 8
◆OPERATING YOUR AIR CONDITIONER
■Selecting the Automatic Operating Mode...................................................... 9
■Cooling Your Room........................................................................................ 10
■Changing the Room Temperature Quickly .................................................... 11
■Removing Excess Humidity........................................................................... 12
■Airing Your Room........................................................................................... 13
■Adjusting the Air Flow Direction Vertically..................................................... 14
■Adjusting the Air Flow Direction Horizontally................................................ 14
◆PROGRAMMING YOUR AIR CONDITIONER
■Switching the Unit On and Off Automatically (On/Off Timer)........................ 15
■Setting the Sleep Timer................................................................................. 16
■Setting the Quick Timer................................................................................. 16
■Cancelling the On/Off Timer.......................................................................... 17
■Cancelling the Sleep Timer ........................................................................... 17
■Cancelling the Quick Timer ........................................................................... 17
◆RECOMMENDATIONS FOR USE
■Operating Recommendation ......................................................................... 18
■Temperature and Humidity Ranges............................................................... 19
■Cleaning Your Air Conditioner ....................................................................... 19
■Solving Common Problems........................................................................... 20
■OperatingYour Air Conditioner Without the Remote Control ........................ 21
■Installing a Filter (Option).............................................................................. 22
◆TECHNICAL SPECIFICATIONS
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View of the Indoor Unit
OPERATION TURBO
FAN
TIMER
ON/OFF switch
(operation without
remote control)
Air Filter
(under the grille)
TIMER indicator
(YELLOW)
OPERATION indicator
(GREEN) TURBO indicator
(RED)
FAN indicator
(GREEN)
Air flow blades (outlet)
Remote control sensor
Air Inlet
View of the Outdoor Unit
Air Inlet
Air Outlet
Connection Valve
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❄The design and shape are subject to change according to the model.

Remote control - Buttons and Display
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Operating mode
(AUTO, COOL, DRY, FAN)
Turbo mode
Sleep mode
Fan speed
(AUTO, LOW, MEDIUM, HIGH)
Time/Timer settings
On/Off button
Turbo mode button
Sleep timer button
Off Timer adjustment button
Fan speed adjustment button
Timer on/off buttons
Time adjustment buttons
Timer setting/cancellation buttons
Remote control transmission indicator
Temperature adjustment buttons
Battery discharge indicator
Temperature settings
Air flow direction
Air flow swing button
Time setting Button
Mode selection button
(AUTO, COOL, DRY, FAN)

Getting Started
You have just purchased a split-type room 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 the unit’s features.
The booklet is organized as follows.
◆The following figures are shown on pages 4 and 5:
- Indoor and outdoor units
- Remote control (buttons and display)
They will help you find the buttons and understand the symbols displayed.
◆In the main part of the document, 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:
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PRESS PUSH HOLD DOWN

Installing the Remote Control Holder on the Wall
The remote control is supplied with a plastic holder that can be fitted
to the wall to hold the remote control when you are not using it.
To attach the holder to the wall, proceed as follows.
1With a pencil, mark the positions of the two holes on the wall where the
holder is to be installed.
2Drill the two holes and insert plugs as required for the type of wall on
which the holder is being installed.
3Screw the holder into position.
Result: You can now slide the remote control in and out of the
holder as required.
Inserting the Remote Control Batteries
You must insert or replace the remote control batteries when:
◆You purchase the air conditioner
◆The remote control does not work correctly
Use two LR03 1.5 V 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.
1Slide the remote control out of its holder.
2Push the battery cover on the rear of the remote control with your
thumb in the direction of the arrow and remove it.
3Insert 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
4Close the cover by sliding it back until it clicks into place.
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Setting the Time
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Your air conditioner contains a clock used to start and stop the unit
automatically at a given time.
You must set the time when you:
◆Purchase the air conditioner
◆Replace the batteries
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No ot te eBe sure to reset the time when you change clocks from
standard todaylight savings time and vice versa.
Setting the Time for the First Time
1Insert the batteries.
◆Push the battery cover on the rear of the remote control with your
thumb and remove it.
Result: The clock starts.
2Using a small pointed tool (ball-point pen for example), Press the button.
Result: The AM indication flashes.
3To set the current time, press the or buttons under the cover on
the remote control.
To... Then...
Increase the time in one-minute intervals Press the (▲)button.
Increase the time in ten-minute intervals Hold down the (▲)button.
Decrease the time in one-minute intervals Press the (▼)button.
Decrease the time in ten-minute intervals Hold down the (▼)button.
Result: AM or PM is displayed to indicate whether the setting
corresponds to a time before or after midday.
4When you are satisfied with your setting, confirm the time.To do so:
using a small pointed tool (ball-point pen for example), press the button.
Result:◆The AM or PM indication stops flashing.
◆The clock starts.
Resetting the Time
If you have already set the time but wish to change it, proceed as
follow.
1Using a small pointed tool (ball-point pen for example), press the button
under the remote control flap.
Result: The AM or PM indication flashes.
2Set the time, following the instructions in Step 3in the procedure above.
3When you are satisfied with your setting, confirm the time.To do so,
press the button, using a small pointed tool (ball-point pen for
example).
Result:◆The AM or PM indication stops flashing.
◆The clock starts.

You can start the air conditioner in Automatic mode from your
remote control. In the Automatic mode, the standard temperature
and the optimum fan speed is selected automatically. You can adjust
the standard temperature but not the fan speed.
1If necessary, press the (On/Off) button.
Result:◆
The OPERATION indicator on the indoor unit comes on.
◆The air conditioner starts up in the mode selected when
the unit was last used.
◆The indoor unit beeps.
The air conditioner is fitted with a protection mechanism to
prevent the unit from being damaged when it is started
immediately after being:
◆Plugged in
◆Stopped
It will start up normally after a three-minute.
2If the indication is not displayed at the top of the remote control,
press the button on the remote control one or more times until it
appears.
Result:◆The indoor unit beeps each time you press .
◆The air conditioner starts up in AUTO mode.
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NNoo oott ttee eeYou can change modes at any time.
3To adjust the standard temperature (The air conditioner automatically
set the standard temperature by the current room temperature.), press
the or buttons one or more times.
SET TEMP. SET TEMP. - SET TEMP. SET TEMP.
-2°C -1°C Standard temperature +1°C +2°C
( ) ( ) ( ) ( ) ( )
< When you feel hot > < When you feel chilly >
Selecting the Automatic Operating Mode
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IMPORTANTIM
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You must select the Cool mode if you wish to adjust the:
◆Cooling temperature
◆Fan speed when cooling
1If necessary, press the (On/Off) button.
Result:◆ The OPERATION indicator on the indoor unit comes on.
◆The air conditioner starts up in the mode selected when
the unit was last used.
◆The indoor unit beeps.
The air conditioner is fitted with a protection mechanism to
prevent the unit from being damaged when it is started
immediately after being:
◆Plugged in
◆Stopped
It will start up normally after a three-minute.
2If the indication is not displayed at the top of the remote control,
press the button on the remote control one or more times until it
appears.
Result:◆The indoor unit beeps each time you press .
◆The air conditioner starts up in Cool mode.
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NNoo oott ttee eeYou can change modes at any time.
3To adjust the temperature, press the or buttons one or more
times until the required temperature is displayed.
Possible temperatures are between 18°C and 30°C inclusive.
Result:◆Each time you press or :
- The temperature is adjusted by 1°C
- The indoor unit beeps
◆The air conditioner starts cooling, provided that the room
temperature is higher than the selected temperature; the
fan will, however, operate.
4Select the fan speed by pressing the button one or more times
until the required setting is displayed:
Low
Medium
High
Automatic
Result: Each time you press , the indoor unit beeps.
5To control the direction of the air flow, refer to page 14.
CoolingYour Room
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IMPORTANTIM
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Changing the Room Temperature Quickly
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The Turbo cooling function is used to cool your room as quickly as possible.
Example: You have just come home and find that the room is very
hot. You wish to cool it down as quickly as possible.
The Turbo function operates for 30 minutes with the maximum settings before
returning automatically to the mode and temperature previously selected.
1If necessary, press the (On/Off) button.
Result:◆The OPERATION indicator on the indoor unit comes on.
◆The air conditioner starts up in the mode selected when the unit
was last used.
◆The indoor unit beeps.
2Press the button.
Result:◆The temperature and fan settings are adjusted automatically.
◆The TURBO indicator on the indoor unit lights up.
◆The air conditioner cool the room as quickly as possible.
◆After 30 minutes, the air conditioner is reset automatically to the
previous mode, temperature and fan settings.
but, if you press the button in or mode that is
changed with mode automatically.
3If you wish to stop theTurbo function before the end of the 30-minute period,
press the button again.
Result: The air conditioner is reset automatically to the previous mode,
temperature and fan settings.
but, if you press the button in or mode that is
changed with mode automatically.
4To control the direction of the air flow, refer to page 14.
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Removing Excess Humidity
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If the atmosphere in your room is very humid or damp, you can
remove excess humidity without lowering the room temperature too
much.
1If necessary, press the (On/Off) button.
Result:◆
The OPERATION indicator on the indoor unit comes on.
◆The air conditioner starts up in the mode selected when
the unit was last used.
◆The indoor unit beeps.
The air conditioner is fitted with a protection mechanism
to prevent the unit from being damaged when it is started
immediately after being:
◆Plugged in
◆Stopped
It will start up normally after a three-minute.
2If the indication is not displayed at the top of the remote control,
press the button on the remote control one or more times until it
appears.
Result:◆The indoor unit beeps each time you press .
◆The air conditioner starts up in Dry mode.
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NNoo oott ttee eeYou can change modes at any time.
3To adjust the temperature, press the or buttons one or more
times until the required temperature is displayed.
Possible temperatures are between 18°C and 30°C inclusive.
Result:◆Each time you press or :
- The temperature is adjusted by 1°C
- The indoor unit beeps
◆The air conditioner starts removing the excess humidity;
the quantity of air is adjusted automatically.
4To control the direction of the air flow, refer to page 14.
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IMPORTANTIM
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AiringYour Room
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If the atmosphere in your room is stale, you can air the room using
the Fan feature.
1If necessary, press the (On/Off) button.
Result:◆
The OPERATION indicator on the indoor unit comes on.
◆The air conditioner starts up in the mode selected when
the unit was last used.
◆The indoor unit beeps.
2If the indication is not displayed at the top of the remote control,
press the button on the remote control one or more times until it
appears.
Result:◆The indoor unit beeps each time you press .
◆The FAN indicator on the indoor unit lights up.
◆The air conditioner starts up in Fan mode.
◆The temperature is set automatically.
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NNoo oott ttee eeYou can change modes at any time.
3Select the fan speed by pressing the button one or more times until
the required setting is displayed:
Low
Medium
High
Result: Each time you press , the indoor unit beeps.
4To control the direction of the air flow, refer to page 14.
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Adjusting the Air Flow Direction Vertically
Depending on the position of the indoor unit on the wall of your
room, you can adjust the position of the outer air flow blade on the
bottom of the unit, thus increasing the efficiency of the air
conditioner.
1Press the button under the remote control flap one or more times
as required.
Result: The outer blade is adjusted vertically.
RECOMMENDATION When... Adjust the blade to face...
Cooling Upwards.
2If you want the blade to move up and down automatically when the air
conditioner is operating, press the button.
Result: The blade move up and down, around the base position set.
3To stop the blade moving up and down, press the button again.
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NNoo oott ttee eeIf you switch the air conditioner... Then the blade is...
Off Closed completely.
On again Reset to the position that you
previously selected.
Adjusting the Air Flow Direction Horizontally
There are two sets of inner air flow blades. Just as the outer air flow
blade can be adjusted vertically, the inner blades can be adjusted
horizontally.
1Open the air flow blade along the bottom of the indoor unit, by
pressing the button.
2To stop the blade moving up and down, press the button again.
3Adjust each set of inner blades to the required position, by pushing or
pulling them sideways.
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E-15
Switching the Unit On and Off Automatically (On/OffTimer)
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You can set the timer to switch the air conditioner on and/or off
automatically at given times.
Example: You wish to start cooling your room before you return
from work; you decide to:
◆Switch the air conditioner on at 5:30 p.m.
◆Switch it off at 11:30 p.m.
You can set:
◆The switch-on time only
◆The switch-off time only
◆Both the switch-on and switch-off times
Check that the current time is correct before setting
the timer; if it is not correct, refer to page 8 for details
on how to set it.
1If necessary, press the (On/Off) button.
2Select the required mode by pressing the button on the remote
control one or more times until the appropriate indication appears (in
the above example, ).
3Press the button under the cover on the remote control.
Result:◆The indication flashes.
◆The current preset time is displayed.
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NNoo oott ttee eeIf you do not press a button within a few seconds, the Timer
function is cancelled and you must press the button again.
4To set the switch-on time, press the or buttons.
To... Then...
Increase the time in ten-minute intervals Press the ▲ button.
Increase the time in one-hour intervals Hold down the ▲ button.
Decrease the time in ten-minute intervals Press the ▼ button.
Decrease the time in one-hour intervals Hold down the ▼ button.
Result: AM or PM is displayed to indicate whether the setting
corresponds to a time before or after midday.
5When you are satisfied with the switch-on time, press .
Result:◆The indoor unit beeps.
◆The TIMER indicator on the indoor unit lights up yellow.
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NNoo oott ttee eeIf not necessary to operate the air conditioner until the set up
time for starting, press (On/Off) button off.
The air conditioner will start up automatically when the
switch-ontime is reached.
6To set the switch-off time, press the button.
Result:◆The indication flashes.
◆The current preset time is displayed.
7Set the switch-off time, following the instructions in Step 4.
8When you are satisfied with the switch-off time, press .
Result:◆The indoor unit beeps.
◆The TIMER indicator on the indoor unit lights up yellow.
◆The air conditioner will switch off automatically when the
switch-off time is reached.
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No ot te eIf you wish to cancel the timer, refer to page 17.
IMPORTANTIM
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Setting the Sleep Timer
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The Sleep Timer can be used when you are cooling your room to
switch the air conditioner off automatically after a period of six
hours.
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to page 15.
1If the indication is not displayed at the top of the remote control,
press the button on the remote control one or more times until it
appears.
2Press the button .
Result:◆The indoor unit beeps.
◆The indication is displayed.
◆The air conditioner will be controlled as indicated in the
illustrations below.
Cooling The temperature is increased
by 1°C every hour.
When it has been increased
by 2°C (after two hours), the
temperature is maintained for
four hours.
2°C
1°C
Set
TEMP. Start
time Stop
time
1hr 2hr 6hr
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Setting the Quick Timer
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The Quick Timer enables you to set the air conditioner to switch off
automatically after a given period of time, by pressing one single
button. The unit can be switched off automatically after 30 minutes,
one hour, two hours, three hours or five hours.
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refer to page 15.
1If necessary, switch the air conditioner on and select the required
mode.
2Press one or more times until the correct period is displayed:
Result:◆The TIMER indicator lights up yellow.
◆The air conditioner will switch off automatically when the
counter displayed on the remote control reaches .
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Cancelling the On/Off Timer
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If you no longer wish to use the On/Off Timer that you have set, you
can cancel it at any time.
1 To cancel the... Then press...
Switch-on timer .
Result:The indication flashes.
Switch-off timer .
Result:The indication flashes.
2Press the button.
Result:◆The indoor unit beeps.
◆The TIMER indicator on the indoor unit switches off if no
other timer is currently set.
◆The air conditioner operates normally.
Cancelling the Sleep Timer
If you no longer wish to use the Sleep Timer that you have set, you
can cancel it at any time.
Press the button.
Result:◆The indoor unit beeps.
◆The indication is no longer displayed.
◆The air conditioner operates normally.
Cancelling the Quick Timer
If you no longer wish to use the Quick Timer that you have set, you can
cancel it at any time.
Press the button one or more times until the current time indication is
displayed.
Result:◆The indoor unit beeps each time you press .
◆The air conditioner operates normally.
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Operating Recommendation
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Here is a recommendation that you should follow when using your
air conditioner.
Topic Recommendation
Power failure If a power failure occurs when the air
conditioner is operating, the unit is switched off.
When the power returns,
AST18A1QE/B
AST18B1QE/B
AST24A1QE/B
AST24B1QE/B
AS18A1QE/B
AS18B1QE/B
AS24A1QE/B
AS24B1QE/B
SC18ZV
SC24ZV
AST18A2QE/B
AST18B2QE/B
AST24A2QE/B
AST24B2QE/B
AS18A2QE/B
AS18B2QE/B
AS24A2QE/B
AS24B2QE/B
you must press
(On/Off) to restart it.
the air conditioner starts up
again automatically.

Temperature and Humidity Ranges
The following table indicates the temperature and humidity ranges
within which the air conditioner can be used.
If the air conditioner is used at... Then...
High temperatures The automatic protection feature may
be triggered and the air conditioner
stopped.
Low temperatures A water leakage or some other
malfunction may happen if the heat
exchanger freezes.
High humidity levels Water may condense on and drip
from the surface of the indoor unit if it
is used for long periods.
Mode OutdoorTemperature IndoorTemperature Indoor Humidity
Cooling 21°C to 43°C approx. 18°C to 32°C approx. 80% or less
Drying 18°C to 43°C approx. 18°C to 32°C approx. -
❇ If the cooling operation is used at over 33 °C(indoor temperature)
then, does not a full capacity.
CleaningYour Air Conditioner
To get the best possible use out of your air conditioner, you must
clean it regularly to remove the dust that accumulates on the air filter.
Before cleaning your air conditioner, ensure that you
have switched off the breaker used for the unit.
1 Open the front grille by pulling on the tabs on the lower right and left
sides of the indoor unit.
2 Lift out the bottom edge of the air filters and pull down to release them.
3 Remove all dust on the air filters with a vacuum cleaner or brush.
4 When you have finished, insert the top part of the filters into their slot
and push down on the bottom edge until they click into place.
5 Clean the front panel with a damp cloth and mild detergent (do NOT use
benzene, solvents or other chemicals).
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No ot te e◆ If you have not used the air conditioner for a long period
of time, set the fan going for three to four hours to dry the
inside of the air conditioner thoroughly.
◆ The removal of the front grille facilitates your cleaning the
air conditioner. After opening the front grille, lift up to the
max and pull to release them and vice versa.
E-19
IMPORTANTIM
Front grille
Hook
Body groove

Explanation/Solution
◆Check that the breaker used for the air conditioner is switched on.
◆Check that the OPERATION indicator on the indoor unit is on;
if necessary press (On/Off) on the remote control.
◆Check whether theTIMER indicator on the indoor unit is switched on.
If so:
- Wait until the switch-on time is reached and the air conditioner starts
up automatically
- Cancel the timer (see page 17 for further details)
◆Check that there are no obstacles between you and the indoor unit.
◆Check the remote control batteries.
◆Check that you are close enough to the indoor unit (seven metres/
yards or less).
◆Check that you are pointing the remote control at the infrared sensor
in the middle of the indoor unit.
◆Replace the remote control batteries if necessary.
◆Check that the correct operating mode has been selected ( , ).
◆The room temperature may be too low.
◆Dust may be blocking the air filter guard; refer to page 19 for cleaning
instructions.
◆Check that there is no obstacle in front of the outdoor unit.
◆Check that the operating mode is set to or ; in the mode,
the fan speed changes automatically and in the mode, it is set to
AUTO.
◆Check that the air conditioner has been switched on; if necessary,
press (On/Off) on the remote control.
◆Check that you have set the clock to the right time; see page 8.
◆Check that the timer has been programmed correctly;see page 15.
◆Air the room.
Problem
The air conditioner does not
operate at all
The air conditioner does not
operate with the remote control
No beep is heard when you press
(On/Off) on the remote control
The air conditioner does not cool
The fan speed does not change
when you press the button
The air flow direction does not
change when you press the
button
The timer is not correctly triggered
Odours are permeated in the room
during air conditioning
Solving Common Problems
Before contacting the after-sales service, perform the following simple checks.
They may save you the time and expense of an unnecessary call.
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