Carrier | Air Conditioner | Owner`s manual | Carrier Air Conditioner Owner`s manual

OWNER’
S MANUAL
SPLIT SYSTEM AIR CONDITIONER
G Series Cooling
A
OWNER’S MANUAL
Thank you for selecting Carrier !
You can be justifiably proud of your purchase because the same pride in craftsmanship and engineering know-how
that goes into Carrier equipment for cooling the Astrodome sports complex in Texas, the United States Capitol’s Halls
of Congress and countless other installations worldwide have been built into your unit.
One of the pleasant benefits awaiting you with room air conditioning is that in addition to being cooled, the room air
is filtered and dehumidified. This owner’s manual is designed to help you be familiar with the many comforts and
technological features your unit offers. Moreover, it contains vital information about maintenance, service and
economical operation. Take the next few minutes to discover for yourself how to get the most in personal comfort
and economical operation from your new Carrier room air conditioner.
CONTENTS
PRECAUTIONS
2
BEFORE OPERATION
6
UNIT DESCRIPTION
6
REMOTE CONTROL DESCRIPTION
8
REMOTE CONTROL PREPARATION
UNIT OPERATION
11
13
GENERAL OPERATION
13
TIMER OPERATION
14
DISCHARGE AIR LOUVER CONTROL
19
EMERGENCY AND TEST OPERATION
20
AIR CLEANING OPERATION
21
CARE AND MAINTENANCE
22
POINTS TO NOTE
22
CLEANING THE FILTERS AND FRONT PANEL
23
CLEANING THE MAIN UNIT
24
AFTER-SEASON CARE
24
TROUBLESHOOTING
25
OWNER’
S MANUAL - 2
PRECAUTIONS
Installing and servicing air conditioning equipment can be hazardous due to system pressure and electrical
components.
Only trained and qualified service personnel should install or service this equipment.
Untrained personnel can perform basic maintenance functions such as cleaning the coil and filters, and replacing
filters.
All other operations should be performed by trained service personnel.
When working on air conditioning equipment, observe precautions in the literature, tags and labels attached to the
unit.
WARNING
Before performing service or maintenance operations on the system, turn off the main power of the unit. Electric
shock can cause personal injury.
WARNING
Use the correct voltage.
Using voltage other than specified will damage
the unit.
WARNING
Check the power plug.
If the power plug is not inserted tightly, or if there is
any damage to the power cord, it could result in
leakage or electric shock.
WARNING
Do not use the power cord as a means of turning
off the unit.
OWNER’
S MANUAL - 3
PRECAUTIONS
WARNING
Do not use flammable sprays near the unit.
The unit can be damaged by gasoline, benzene, thinners,
insecticides and other chemical agents.
WARNING
When unplugging the power plug, do not pull by the
power cord.
The power cord will get damaged and it can cause
electric shock.
WARNING
To avoid the risk of serious electric shock, never
splash the indoor and the outdoor unit with water.
WARNING
Do not put hands or objects into the discharge grille
of outdoor unit.
This unit has a fan running at high speed. It is very dangerous
to touch the fan.
WARNING
Use only fuses of the proper amperage.
OWNER’
S MANUAL - 4
PRECAUTIONS
WARNING
Be careful to keep the room temperature a comfortable
level.
Avoid continuous direct air flow to the occupant,
especially in case of sleeping persons or hospital patients.
WARNING
Do not obstruct the front of the discharge grille of both units.
This will block air flow, reduce the cooling effect
and may result in unit malfunction.
WARNING
Ventilate the room when it becomes
stuffy or filled with undesirable odors.
WARNING
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Keep heat sources away from the unit, high
temperature can cause damage.
WARNING
Set a comfortable temperature.
Very low or very high temperature setting
considerably increases power consumption.
27°C
OWNER’
S MANUAL - 5
PRECAUTIONS
WARNING
To circulate the room air only, operate at the FAN mode.
WARNING
In summer, if possible, prevent direct sunlight from
entering the room, draw curtains or blinds.
WARNING
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Use the timer correctly to maintain comfort conditions.
WARNING
Please read this owner’
s manual carefully before
operating the unit.
It contains further important instructions for proper operation.
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OWNER’
S MANUAL - 6
BEFORE OPERATION
UNIT DESCRIPTION
Indoor Unit
ROOM AIR INLET
AIR FILTER
ACTIVE CARBON FILTER &
・Option 1 : ELETROSTATIC FILTER
・Option 2 : PHOTO-CATALYST FILTER
REMOTE CONTROL SIGNAL RECEIVER
AIR SWING FLAP
VERTICAL LOUVER
ROOM AIR OUTLET
POWER PLUG
LCD REMOTE CONTROL
OUTDOOR AIR OUTLET
ON
/O
FF
TEM
SLE
P
EP
OUTDOOR AIR INLET
INDOOR AND OUTDOOR
CONNECTION
DRAIN HOSE
Outdoor Unit
OWNER’
S MANUAL - 7
BEFORE OPERATION
Indoor Unit Display
•UNIT ON(Green): When the unit is switched on by the remote control,
a green light will be displayed.
•TIMER(Orange) : When the unit is in reservation mode,
an orange light will be displayed.
Switch Panel
EMERGENCY
TEST
•EMERGENCY button :
Can be used when the remote control is lost or inoperative.
•TEST button :
Is only used by service men to test the unit operation.
• For the usage of EMERGENCY and TEST buttons, refer to
EMERGENCY AND TEST OPERATION, p.20.
OWNER’
S MANUAL - 8
BEFORE OPERATION
REMOTE CONTROL DESCRIPTION
Names and Functions of the Buttons
1 ON/OFF BUTTON
If you press this button, the unit will begin operation. Press the
button again, and operation stops. ( You can hear a receiving
beep. ) If you press this button immediately after turning off
the unit, the compressor will not operate for 3 minutes to
prevent overloading.
2 TEMPERATURE SETTING BUTTONS
If you set the desired room temperature, then the unit will
maintain the room temperature at the set temperature. In
COOL mode, if the room temperature is higher than setting,
the compressor will automatically turn on to provide a cooling
effect. On the other hand, if the room temperature is lower
than the setting, the compressor will automatically turn off to
stop cooling operation. However, the indoor fan will continue
to circulate air even if the compressor is turned off.
SWING
A
②
SLEEP
ON/OFF
③
①
TEMP.
MODE
FAN
3 SLEEP TIMER BUTTON
FLAP
④
⑩
Press this button to set the SLEEP timer. ( Refer to p.18 )
⑥
CLOCK EVERYDAY HOUR MINUTE
ON
⑧
RESERV. CANCEL
TIMER
⑦
⑤
OFF
⑨
4 OPERATION MODE SELECTING BUTTON
Press this button to select the desired mode.
In COOL mode, the unit will run at the normal cooling mode.
In FAN mode, only the indoor fan will operate at the selected
fan speed and circulate the room air.
In DRY mode, the microcomputer of the unit controls the
indoor fan motor and makes the outdoor unit automatically
turn on and off according to the room temperature, which
causes moisture to be removed more effectively.
OWNER’
S MANUAL - 9
BEFORE OPERATION
6 FLAP CONTROL BUTTON
Controls the discharge air flow direction up and down.
( Refer to p.19 ) On start up, the flaps open automatically
according to the operation mode.
If you press this button, the flap will move stepwise and
the position will be displayed. If you press this button
again, the unit operates at “SWING” mode. At operating
mode “SWING”, the flap will swing up and down
continuously.
ON/OFF TIMER AND CURRENT TIME
7 BUTTONS
If you set the ON and OFF times, the unit will automatically
turn on and off at the set times.
( Refer to pp.14 -15 )
If you press the CLOCK button during Timer operation, you
will see the current time for 5 seconds.
⑫
⑪
⑬
RST
TA
LR03(AM4)1.5V
LR03(AM4)1.5V
8 HOUR/MINUTE SETTING BUTTONS
Adjust the current time (Refer Page 11) and the on/off
times of timer operation, with these buttons.
9 RESERVATION AND CANCEL BUTTONS
Press the RESERV. button to reserve the ON/OFF Timer and
press the CANCEL button to cancel the reserved
on/off time. ( Refer to pp.14 -17 )
10 EVERYDAY TIMER BUTTON
Press the EVERYDAY button and the on/off time you have
reserved will be repeated until cancelled. ( Refer to pp.14 -17 )
11CURRENT TIME ADJUSTING BUTTON
Press this button to adjust the current time.
( Refer to p.11 )
12 RESET BUTTON
5
FAN SPEED SELECTING
BUTTON
Press the button to select the desired fan
speed of AUTO, LOW, MED or HIGH, and
the indoor fan will operate at the
selected fan speed.
If you select“AUTO”, the fan speed will be
controlled by the microcomputer of the unit.
Press this button when the remote control is not operating
properly or after replacing batteries. ( Refer to p.11 )
13ADDRESS SWITCH
If you have two indoor units in the same room, you can
link one remote control with one indoor unit, and link the
other remote control with the other indoor unit.
( Refer to p.11 )
OWNER’
S MANUAL - 10
BEFORE OPERATION
Remote Control Display
5 Indicates the selected temperature.
①
②
③
⑤
④
6 Indicates flap modes
⑥
SWING
⑦
AUTO
Automatic position
⑧
User selected position
⑨
A
SWING
1 Indicates the selected operating mode.
COOL
DRY
FAN
Swing up and down
the reserved status of SLEEP timer or
7 Indicates
EVERYDAY timer.
the reservation time of ON timer and OFF
8 Indicates
timer or the current time.
2 Lights up when the signal from the remote
control is transmitted.
A receiving beep is heard from the unit.
up when the batteries must be
3 Lights
replaced with new ones. When this mark
appears, replace the batteries within a
week.
4 Lights up when the unit is operating.
9 Indicates the selected fan speed.
A
AUTO LOW
MED HIGH
OWNER’
S MANUAL - 11
BEFORE OPERATION
REMOTE CONTROL PREPARATION
Replacing Batteries
the cover of the
1 Remove
battery compartment at the
back of the remote control by
sliding it out in the direction of
the arrow.
the used batteries and 3 Press the RSTbutton with a sharp
2 Remove
insert new batteries. The remote
object to reset the remote
control uses two alkaline
batteries. ( 1.5V, LR03x2 )
control before closing the cover
of the battery compartment.
RST TA
RST TA
LR03(AM4)1.5V
LR03(AM4)1.5V
LR03(AM4)1.5V
LR03(AM4)1.5V
RST TA
LR03(AM4)1.5V
LR03(AM4)1.5V
NOTE
•Do not use the used batteries or batteries of different type. Such use may cause the unit to malfunction.
•Changing batteries should be done after turning off the unit.
•The average battery life during normal use is approximately one year.
•When the air conditioner does not operate normally after replacing thebatteries, remove the batteries, refit
them and repress the RSTbutton after 5 seconds.
Setting Current Time
Press the TA button with a sharp 5 Set the current time with the
6 Press the TA button again.
4 object
and the current time
hour and the minute buttons
The flashing will stop and the
indication symbol flashes. In the
beginning, 6:00A.M.will flash.
while the current time indication
flashes.
current time will be set.
TEMP.
MODE
FAN
FLAP
CLOCK EVERYDAY HOUR MINUTE
TIMER
ON
RESERV. CANCEL
OFF
RST TA
LR03(AM4)1.5V
RST TA
LR03(AM4)1.5V
LR03(AM4)1.5V
LR03(AM4)1.5V
Matching Address between Indoor Unit and Remote Control
1 When two units are used in the same room, you can match the address of the remote control to that of the unit.
Remove the lid of the battery case. Assign the address switch of one remote control as B.
2 Press
the RST button with a sharp object.
off the unit and pull out the power plug. Remove the front panel, Terminal block cover, and Frame grille.
3 Turn
Pull out the PCB. Assign the address switch of one indoor unit as B.
NOTE
•This function must only be performed by qualified service personnel.
OWNER’
S MANUAL - 12
BEFORE OPERATION
Signal Receiving
Use the remote control where its signals can reach the receiver of the air conditioner. (A distance of 5m is allowed)
•You can hear a beeping sound from the unit in the following
cases, which indicates that the signal is received.
5m maximum
CAUTION
• The air conditioner will not operate if curtains,
doors or other materials block the signals from the
remote control to the unit.
•If the infrared signal receiver on the unit is exposed
to direct sunlight, the air conditioner may not work
properly.
Draw the curtains to avoid direct sunlight.
• Avoid spilling liquid onto the remote control or
dropping it. This can cause deformation,
discoloration and malfunction.
•A mounting bracket for the remote control is
supplied with the unit.
Install the mounting bracket on the wall 30㎝
below the receiver of the unit.
OWNER’
S MANUAL - 13
UNIT OPERATION
GENERAL OPERATION
PROCEDURE
1 ON/OFF button
Press this button and the COOL operation is indicated.
• A receiving beep is heard.
•The green UNIT ON lamp of the indoor unit display
illuminates.
2 MODE button
A
SLEEP
ON/OFF
①
⑥
④
TEMP.
③
MODE
FAN
FLAP
②
Press this button to select the desired operation.
COOL→ FAN → DRY
3 FAN SPEED button
Press this button to select the desired fan speed.
AUTO → LOW → MED → HIGH
⑤
CLOCK EVERYDAY HOUR MINUTE
RESERV. CANCEL
TIMER
ON
OFF
4 TEMP. (▲▼) button
Press these buttons to set the desired temperature.
5 FLAP button
Press this button to control the desired air flow direction.
6 ON/OFF button
Press this button to stop the unit operation.
•A receiving beep is heard.
•The UNIT ON lamp is extinguished.
DRY OPERATION
•Dry operation eliminates moisture economically by operating the compressor, indoor and outdoor fan motor
intermittently, so that the room temperature is maintained at the set temperature.
OWNER’
S MANUAL - 14
UNIT OPERATION
TIMER OPERATION
ON Timer
PROCEDURE
1 ON TIMER button
Press this button.
On start up, time is set at 6:00 A.M..
2 HOUR, MINUTE buttons
Press these buttons to set the start-up time
desired while the ON Timer symbol is flashing.
A
SLEEP
ON/OFF
3 RESERV. button
TEMP.
MODE
FAN
Press this button when pointing the remote control towards
the receiver of the indoor unit.
•A receiving beep is heard.
•TIMER lamp of the indoor unit illuminates.
FLAP
¤Œ
CLOCK EVERYDAY HOUR MINUTE
RESERV. CANCEL
TIMER
ON
¤Ł
OFF
¤
¤Ø
4 MODE, FAN, FLAP and TEMP. buttons
Set the desired operation mode with these buttons.
About ON Timer
•When the ON Timer is set, the unit monitors the room
temperature for 1hour before the set time to make sure
the room condition is reached by the reserve time.
•The actual on time of the unit is earlier than the reserved
on time by 0 to 40 minutes according to the difference
between room temp. and set temp.
NOTE
•The current time is not indicated during the reservation of ON/OFF Timer.
•When you want to know the current time, press the CLOCK button and you will see the current time
for 5 seconds.
•If you reserve the ON Timer during operation, the unit will operate continuously.
OWNER’
S MANUAL - 15
UNIT OPERATION
OFF Timer
PROCEDURE
1 OFF TIMER button
Press this button.
On start up, the time is set at 2:00 A.M. .
2 HOUR, MINUTE buttons
Press these buttons to set the stop time desired
while the OFF Timer symbol is flashing.
A
SLEEP
ON/OFF
3 RESERV. button
TEMP.
MODE
FAN
FLAP
CLOCK EVERYDAY HOUR MINUTE
RESERV. CANCEL
TIMER
ON
①
②
OFF
③
Press this button by pointing the remote control
towards the receiver of the indoor unit.
•A receiving beep is heard.
•TIMER lamp of the indoor unit illuminates.
OWNER’
S MANUAL - 16
UNIT OPERATION
Combination of ON, OFF and EVERYDAY Timer
PROCEDURE
For example, when you want the operation to start at 5:30
P.M. and stop at 10:30 P.M..
②
①
1
2
3
Reserve the ON Timer at 5:30 P.M..
Reserve the OFF Timer at 10:30 P.M..
Set the operation mode as desired.
Or when you want to stop the operation at 10:30 P.M. and
start again at 7:30A.M. with the same condition.
①
②
1
2
Reserve the OFF Timer at 10:30 P.M. during operation.
Reserve the ON Timer at 7:30 A.M..
When you want to start operation at 5:30 P.M. and stop at
10:30 P.M. everyday with the same operating condition.
③
②
①
1
2
3
Reserve the ON Timer at 5:30 P.M..
Reserve the OFF Timer at 10:30 P.M..
Press the EVERYDAY button and RESERV. button.
NOTE
•Refer to pp.14 -15 for the setting method and refer to p.17 for the canceling method of the ON, OFF and
EVERYDAY Timers.
•In the ON and OFF Timer operation, the earlier setting compared to the current time will be applied first.
•The EVERYDAY Timer can be selected in case of a combination of the ON and OFF Timer reservation or
ON and SLEEP Timer reservation.
•You can change the ON/OFF reservation time when the EVERYDAY Timer reserved.
OWNER’
S MANUAL - 17
UNIT OPERATION
Cancellation of ON, OFF and EVERYDAY Timer
PROCEDURE
button to cancel the ON Timer
1 orPresspresstheOFFONTIMER
TIMER button to cancel the OFF Timer.
To cancel the EVERYDAY Timer reservation, press the
EVERYDAY, ON TIMER or OFF TIMER button.
the CANCEL button by pointing the remote
2 Press
control towards the receiver of the indoor unit.
•A receiving beep is heard.
•TIMER lamp of the indoor unit lights off.
A
SLEEP
ON/OFF
TEMP.
MODE
FAN
CLOCK EVERYDAY HOUR
MINUTE
RESERV. CANCEL
TIMER
ON
FLAP
OFF
②
①
NOTE
• If you cancel the ON Timer or OFF Timer reservation while EVERYDAY Timer is reserved, EVERYDAY Timer will be
automatically canceled.
• When the electricity fails while EVERYDAY Timer is reserved, EVERYDAY Timer reservation will be canceled.
Reserve the EVERYDAY Timer again after the electricity comes on.
• The current time will not be indicated and the TIMER lamp of the indoor unit will be on if either the ON Timer or
the OFF Timer is reserved.
OWNER’
S MANUAL - 18
UNIT OPERATION
Sleep Timer
This function enables the user to automatically switch off the unit.
PROCEDURE
If you want to stop the operation after 3 hours from now,
Press the SLEEP button 3 times
1•3:hr
will be displayed and the
A
SLEEP
ON/OFF
TEMP.
①
SLEEP signal will be
flashing.
•After 5 seconds, the stopping time will be displayed.
•The unit operates in sleep mode for 3 hours and will
switch off at the end of the 3 hours.
•To change the reserved time or to cancel, press the
SLEEP Button again.
1:hr → 2:hr → 3:hr → 7:hr → 9:hr → Cancel
the SLEEP Timer is set, the unit will control the
2 When
set temperature to avoid overcooling in Cool
or Dry operation.
Set temperature is changed as shown below.
SLEEP
℃
+0.5℃
+0.5℃
+0.5℃
+0.5℃
SLEEP
SET
TEMP.
30
70
110
150
TIME(MIN.)
SET TIME
( For Cooling or Dry mode )
NOTE
•When the SLEEP timer is set, the luminosity of the unit lamps will be dimmed so as not to interrupt the sleep.
•The SLEEP timer can be combined with the ON timer. ( Refer to p.16 for combination )
OWNER’
S MANUAL - 19
UNIT OPERATION
DISCHARGE AIR LOUVER CONTROL
Up and Down Control
The air discharge direction can be controlled to swing up and down and can be fixed at a preferred position or at
automatic position by the remote control.
③
①②
⑥ AUTO
⑤
SWING
④
CLOSE
⑥
Remote Control
⑥
⑥
⑤
⑤
④
④
③
②
①
③
Swing Range
Auto Position
•If you select the Flap position using the FLAP button in the remote control, the flap in the unit will move to that
position automatically. Once you select the position, the unit remembers that position and whenever you turn on
the unit, the flap will be positioned to that position.
•If you select SWING, the flap will swing up and down.
•If you select AUTO, the flap will position itself to the preset position according to the operation mode.
NOTE
•Always use the remote control to adjust the flap position, otherwise it may cause abnormal operation.
Please turn off the unit and turn it on again when you manually adjust the flap out of range .
Left and Right Control
If you want to adjust the direction of the discharge air left or right, adjust the vertical louver with the handle after
opening the flap.
HANDLE
NOTE
•Please do not fix the flap at position ① for a long time, as this position minimizes air circulation resulting in uneven
room temperature.
•Avoid the discharge air being directed towards the occupants for a long period of time.
•Do not adjust the flap by the hand during SWING operation because it may damage the air swing mechanism.
OWNER’
S MANUAL - 20
UNIT OPERATION
EMERGENCY AND TEST OPERATION
EMERGENCY
TEST
Emergency Operation
When the remote control is lost, damaged or the battery is discharged, the EMERGENCY button can be used
to run the unit.
•Press the EMERGENCY button at the off mode condition.
- The unit operates automatically according to the room temperature the cooling operation.
•If you want to stop the emergency operation, push the EMERGENCY button again or operate the remote
control.
•The setting conditions of emergency operation are as follows:
- Operation mode : COOL
- Preset temperature : 24℃
- Fan speed : AUTO
- Timer mode : Disable
- Discharge air direction : Horizontal position
Test Operation
This operation is used for checking after unit installation.
•Press the TEST button.
•Press the TEST button once more after checking to activate the remote control. If there is any input
signal ( remote control signal or EMERGENCY button press ) during test operation, the TEST mode will
change to the input signal mode.
•The setting conditions of the test operation are as follows :
- Operation mode : COOL
- Fan speed : HIGH
- Timer mode : Disable
- Discharge air direction : SWING
OWNER’
S MANUAL - 21
UNIT OPERATION
AIR CLEANING OPERATION
Information for filters
Air filters
Option 1:Active carbon filter/Photo-catalyst filter
Option 2:Active carbon filter/Electrostatic filter
•Air filters eliminate dust and lint
•Optional Active carbon filter/Photo-catalyst filter effectively eliminates odor and cigarette smoke in the room air.
•Optional Active carbon filter/Electrostatic filter is particularly effective in eliminating odor and micro scopic dust.
•Filters
ACTIVE CARBON FILTER
(Black color, OPTIONAL)
PHOTO-CATALYST FILTER
(Blue color, OPTIONAL)
or
ELECTROSTATIC FILTER
(White color, OPTIONAL)
STANDARD
AIR FILTER
Life time of filters
•The life of above filters varies according to the amount of cigarette smoke, room size and the operating time.
•Air filters can be cleaned with a vacuum cleaner or rinsed under running water after using a month.
(Refer to CLEANING THE FILTERS AND FRONT PANEL,p.23.)
•The life time of optional Active carbon filter is about 2 years and that of optional Electrostatic filter is about 3 months.
These filters cannot be recycled.
•The life time of optional Photo-catalyst filter is about 2 years. This filter can be washed under running water and
can be refreshed by exposing under direct sun light. Exposed time is 6 hours after using 3 months. (Refer to CLEANING
THE FILTERS AND FRONT PANEL,p.23)
OWNER’
S MANUAL - 22
CARE AND MAINTENANCE
POINTS TO NOTE
Operating Condition
• Temperature ranges which are suitable for unit operation are as follows:
MODE
COOL
INDOOR
21 ~ 32°c
OUTDOOR
21 ~ 43°c
DRY
17 ~ 32°c
12 ~ 43°c
• When the unit operates above or below these conditions for a long time, system diagnostics may detect a
malfunction and the unit will not operate properly.
• If the unit operates for a long time under abnormal situation of extremely high humidity, condensed water
may drip from the unit.
Time Delay
• In normal operation, there is a time delay of three minutes between compressor turning off and turning back on
including initial power up.
Minimum Operation Time
•After compressor turns on, it will operate for 3 minutes regardless of temperature condition.
Auto Recovery
• When the electricity fails while the unit is operating, the unit memorizes the operating condition, and it will
start operation automatically when the electricity is restored.
• When you leave home during an electricity failure, please unplug the power cord, or the unit will automatically
restart in your absence.
Frost Prevention of Indoor Unit
When the unit is operates at a low ambient temperature, frost may appear on the indoor coil. When the indoor
coil temperature is below 0℃, the microcomputer makes the compressor stop to protect the unit from frost.
Normal Operation
Any of the following can occur during normal operation:
•A sound like a “GURGLE” can sometimes be heard during operation or when the unit stops.
- It is the sound of the refrigerant flowing through the unit.
•Bad smells can come from the unit.
- Smells such as smoke or cosmetics can accumulate while room air circulates through the unit.
- Cleaning the filters will reduce this problem.
•UNIT ON lamp on the indoor unit displays flashes and no air comes from the unit.
- It indicates malfunction of the unit and the compressor will stop operating.
•A “BAK-BAK” sounding noise can sometimes be heard during operation or when the unit turns on.
- It is the sound of plastic expanding due to an abrupt temperature change.
OWNER’
S MANUAL - 23
CARE AND MAINTENANCE
CLEANING THE FILTERS AND FRONT PANEL
Cleaning the Air Filter
NOTE
• Turn off the unit and pull out the power plug.
•Clean the air filters once a month.
the front panel and pull the 2 Clean the filters with a vacuum 3 Rinse the filters under running
1 Liftair filters
cleaner.
water, and dry them completely,
downward.
and then refit them correctly into
their guides.
Refreshing the optional Photo-catalyst filter
the front panel and pull the 2 Blow off the dust from the filter 3 Expose under direct sun light for
1 Liftoptional
Photo-catalyst filter
with fresh air or wash the filter
6 hours and refit it correctly into
downward.
under running water.
its guide.
Washing the Front Panel
NOTE
•Turn off the unit and pull out the power plug.
•Clean the front panel if it becomes dirty and spotted.
•Front panel is removable.
the front panel up to the top 2 Rinse the panel under running
it correctly. Installation
1 Liftof the
3 Refit
unit. Then separate the
water, and dry it completely in
procedure is reverse to the
front panel from the unit.
a shaded area.
removal procedure.
OWNER’
S MANUAL - 24
CARE AND MAINTENANCE
CLEANING THE MAIN UNIT
•Use only a damp soapy towel.
•Do not pour water onto the unit, and do not use
petrol, solvents or abrasive powder which may
result in damage of the unit.
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NOTE
•When cleaning the unit, first turn it off and pull out the power plug.
AFTER-SEASON CARE
1 Clean the filters and refit them into the unit.
2 If the unit is to be switched off for an extended
period, run the unit on FAN only for two hours to
dry inside of the unit.
3 Clean the indoor and outdoor unit, and wrap the
outdoor unit with a protection cover.
OWNER¡fl
S MANUAL - 25
TROUBLESHOOTING
Trouble
Unit does not
operate
Cooling is
abnormally low.
Unit stops during
operation.
Check Points
Action
Check that the power cord is plugged
into the wall outlet.
Insert the power cord into the wall outlet.
Has the circuit breaker tripped or has the
fuse blown?
Reset the circuit breaker or replace the
fuse with the specified replacement fuse.
Has there been a power failure?
Restart operation when power is resumed.
Does the “UNIT ON” lamp flash on and off?
Call your service representative.
Is the voltage too low?
Confirm the available voltage.
Is the filter blocked with dust?
Clean the air filter.
Has the temperature been set properly?
Check and reset it if necessary.
Are the windows or doors open?
Close the windows and doors.
Is anything obstructing the outdoor unit?
Remove the obstruction.
Is the fan speed too low?
Change the fan speed selection.
Is the operation mode FAN or DRY?
Change to cooling operation or reset the
temperature.
Is the OFF timer operating?
Restart the unit operation.
Has passed the set time of sleep timer?
Restart the unit operation.
If the above actions do not correct the operation, consult the dealer from whom you bought the unit.
Carrier Corporation
P/N:42KG8H5404A
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