Carrier 42QHG024D8S Series User manual

Safety Precautions ......................................................................................................03
Owner’s Manual
................................................................................07
1. Indoor unit display ................................................................................................................................................07
2. Operating temperature .........................................................................................................................................08
3. Other features.......................................................................................................................................................09
.........................................................................................................................................10
5. Manual operation (without Remote) .....................................................................................................................10
Care and Maintenance .................................................................................................11
Troubleshooting ...........................................................................................................13
Table of Contents
42QHG009D8SH 38QHG024D8S*
42QHG024D8S*
38QHG018D8S*
42QHG018D8S* 38QHG012D8S*
42QHG012D8S* 38QHG009D8S*42QHG009D8S*
38QHG022D8S*
42QHG022D8S*
Rated Voltage & Hz
220-240V~
50/60Hz
Indoor Unit Outdoor Unit
38QHG012D8SH
42QHG012D8SH 38QHG009D8SH

Safety Precautions
Page 3-GB
Safety Precautions
Read Safety Precautions Before Operation and Installation
Incorrect installation due to ignoring instructions can cause serious damage or injury.
The seriousness of potential damage or injuries is classied as either a WARNING or CAUTION.
WARNING
This symbol indicates the possibility
of personnel injury or loss of life.
CAUTION
This symbol indicates the possibility of
property damage or serious consequences.
WARNING
This appliance can be used by children aged from 8 years and above and persons with reduced
physical, sensory or mental capabilities or lack of experience and knowledge if they have been given
supervision or instruction concerning use of the appliance in a safe way and understand the hazards
involved. Children shall not play with the appliance. Cleaning and user maintenance shall not be
made by children without supervision (EN Standard requirements).
This appliance is not intended for use by persons (including children) with reduced physical, sensory
or mental capabilities, or lack of experience and knowledge, unless they have been given supervision
or instruction concerning use of the appliance by a person responsible for their safety. Children should
be supervised to ensure that they do not play with the appliance (IEC Standard requirements).
WARNINGS FOR PRODUCT USE
● If an abnormal situation arises (like a burning smell), immediately turn off the unit and disconnect
the power. Call your dealer for instructions to avoid electric shock, re or injury.
●Do not insert ngers, rods or other objects into the air inlet or outlet. This may cause injury, since
the fan may be rotating at high speeds.
●Do not use ammable sprays such as hair spray, lacquer or paint near the unit. This may cause
re or combustion.
●Do not operate the air conditioner in places near or around combustible gases. Emitted gas may
collect around the unit and cause explosion.
●Do not operate your air conditioner in a wet room such as a bathroom or laundry room. Too much
exposure to water can cause electrical components to short circuit.
●Do not expose your body directly to cool air for a prolonged period of time.
●Do not allow children to play with the air conditioner. Children must be supervised around the unit
at all times.
● If the air conditioner is used together with burners or other heating devices, thoroughly ventilate
the room to avoid oxygen deciency.
● In certain functional environments, such as kitchens, server rooms, etc., the use of specially
designed air-conditioning units is highly recommended.

Safety Precautions
CLEANING AND MAINTENANCE WARNINGS
●Turn off the device and disconnect the power before cleaning. Failure to do so can cause electrical shock.
●Do not clean the air conditioner with excessive amounts of water.
●Do not clean the air conditioner with combustible cleaning agents. Combustible cleaning agents
can cause re or deformation.
CAUTION
● Turn off the air conditioner and disconnect the power if you are not going to use it for a long time.
●Turn off and unplug the unit during storms.
● Make sure that water condensation can drain unhindered from the unit.
●Do not operate the air conditioner with wet hands. This may cause electric shock.
●Do not use device for any other purpose than its intended use.
●Do not climb onto or place objects on top of the outdoor unit.
●Do not allow the air conditioner to operate for long periods of time with doors or windows open, or
if the humidity is very high.
ELECTRICAL WARNINGS
● Only use the specied power cord. If the power cord is damaged, it must be replaced by the
manufacturer, its service agent or similarly qualied persons in order to avoid a hazard.
● Keep power plug clean. Remove any dust or grime that accumulates on or around the plug. Dirty
plugs can cause re or electric shock.
●Do not pull power cord to unplug unit. Hold the plug rmly and pull it from the outlet. Pulling
directly on the cord can damage it, which can lead to re or electric shock.
●Do not modify the length of the power supply cord or use an extension cord to power the unit.
●Do not share the electrical outlet with other appliances. Improper or insufcient power supply can
cause re or electrical shock.
●The product must be properly grounded at the time of installation, or electrical shock may occur.
●For all electrical work, follow all local and national wiring standards, regulations, and the Installation
Manual. Connect cables tightly, and clamp them securely to prevent external forces from damaging
the terminal. Improper electrical connections can overheat and cause re, and may also cause
shock. All electrical connections must be made according to the Electrical Connection Diagram
located on the panels of the indoor and outdoor units.
● All wiring must be properly arranged to ensure that the control board cover can close properly. If
the control board cover is not closed properly, it can lead to corrosion and cause the connection
points on the terminal to heat up, catch re, or cause electrical shock.
● If connecting power to xed wiring, an all-pole disconnection device which has at least 3mm
clearances in all poles, and have a leakage current that may exceed 10mA, the residual current
device (RCD) having a rated residual operating current not exceeding 30mA, and disconnection
must be incorporated in the xed wiring in accordance with the wiring rules.
TAKE NOTE OF FUSE SPECIFICATIONS
The air conditioner’s circuit board (PCB) is designed with a fuse to provide overcurrent protection. The
specications of the fuse are printed on the circuit board ,such as :
Indoor unit: T3.15AL/250VAC, T5AL/250VAC, T3.15A/250VAC, T5A/250VAC, etc.
Outdoor unit: T20A/250VAC (<=18000Btu/h units), T30A/250VAC (>18000Btu/h units)
NOTE: For the units with R32 or R290 refrigerant , only the blast-proof ceramic fuse can be used.
Page 4-GB

Safety Precautions
WARNINGS FOR PRODUCT INSTALLATION
1. Installation must be performed by an authorized dealer or specialist. Defective installation can
cause water leakage, electrical shock, or re.
2. Installation must be performed according to the installation instructions. Improper installation can
cause water leakage, electrical shock, or re.
(In North America,installation must be performed in accordance with the requirement of NEC and
CEC by authorized personnel only.)
3. Contact an authorized service technician for repair or maintenance of this unit. This appliance shall
be installed in accordance with national wiring regulations.
4. Only use the included accessories, parts, and specied parts for installation. Using non-standard
parts can cause water leakage, electrical shock, re, and can cause the unit to fail.
5. Install the unit in a rm location that can support the unit’s weight. If the chosen location cannot
support the unit’s weight, or the installation is not done properly, the unit may drop and cause
serious injury and damage.
6. Install drainage piping according to the instructions in this manual. Improper drainage may cause
water damage to your home and property.
7. For units that have an auxiliary electric heater, do not install the unit within 1 meter (3 feet) of any
combustible materials.
8. Do not install the unit in a location that may be exposed to combustible gas leaks. If combustible
gas accumulates around the unit, it may cause re.
9. Do not turn on the power until all work has been completed.
10. When moving or relocating the air conditioner, consult experienced service technicians for
disconnection and reinstallation of the unit.
11. How to install the appliance to its support, please read the information for details in “indoor unit
installation” and “outdoor unit installation” sections .
Note about Fluorinated Gasses (Not applicable to the unit using R290 Refrigerant)
1. This air-conditioning unit contains uorinated greenhouse gasses. For specic information on the
type of gas and the amount, please refer to the relevant label on the unit itself or the “Ownerʼs
Manual - Product Fiche” in the packaging of the outdoor unit. (European Union products only).
2. Installation, service, maintenance and repair of this unit must be performed by a certied
technician.
3. Product uninstallation and recycling must be performed by a certied technician.
4. For equipment that contains uorinated greenhouse gases in quantities of 5 tonnes of CO2
equivalent or more, but of less than 50 tonnes of CO2 equivalent, If the system has a leak-detection
system installed, it must be checked for leaks at least every 24 months.
5. When the unit is checked for leaks, proper record-keeping of all checks is strongly recommended.
Page 5-GB

Safety Precautions
WARNING for Using R32/R290 Refrigerant
●When ammable refrigerant are employed, appliance shall be stored in a well -ventilated
area where the room size corresponds to the room area as speciec for operation.
For R32 frigerant models:
Appliance shall be installed, operated and stored in a room with a oor area larger than 4m2.
Appliance shall not be installed in an unvertilated space, if that space is smaller than 4m2.
For R290 refrigerant models, the minimum room size needed:
<=9000Btu/h units: 13m2
>9000Btu/h and <=12000Btu/h units: 17m2
>12000Btu/h and <=18000Btu/h units: 26m2
>18000Btu/h and <=24000Btu/h units: 35m2
● Reusable mechanical connectors and ared joints are not allowed indoors.
(EN Standard Requirements).
● Mechanical connectors used indoors shall have a rate of not more than 3g/year at 25% of
the maximum allowable pressure. When mechanical connectors are reused indoors, sealing
parts shall be renewed. When ared joints are reused indoors, the are part shall be re-
fabricated. (UL Standard Requirements)
● When mechanical connectors are reused indoors, sealing parts shall be renewed. When
ared joints are reused indoors, the are part shall be re-fabricated.
(IEC Standard Requirements)
Page 6-GB
European Disposal Guidelines
This marking shown on the product or its literature, indicates that waste electrical and
eletrical equipment should not be mixed with general household waste.
Correct Disposal of This Product
(Waste Electrical & Electronic Equipment)
This appliance contains refrigerant and other potentially hazardous materials. When disposing of
this appliance, the law requires special collection and treatment. Do not dispose of this product as
household waste or unsorted municipal waste.
When disposing of this appliance, you have the following options:
● Dispose of the appliance at designated municipal electronic waste collection facility.
● When buying a new appliance, the retailer will take back the old appliance free of charge.
● The manufacturer will take back the old appliance free of charge.
● Sell the appliance to certied scrap metal dealers.
Special notice
Disposing of this appliance in the forest or other natural surroundings endangers your health and is bad
for the environment. Hazardous substances may leak into the ground water and enter the food chain.

Unit
Specifications
and Features
fresh defrost run timer
Page 7-GB
Front Panel
Power Cable (Some Units)
Remote Control
Display window
(A)(B)
Functional Filter
(On Back of Main Filter - Some Units)
Remote Control Holder
(Some Units)
Louver
Display Code
Meanings
“fresh” when Fresh feature is activated (some units)
“defrost” when defrost feature is activated.
“run” when the unit is on.
“timer” when TIMER is set.
“ ” when Wireless Control feature is activated (some units)
“ ” Displays temperature, operation feature and
error codes:
“ ” for 3 seconds when:
●TIMER ON is set (if the unit is OFF, “ ” remains on when TIMER ON is set )
●FRESH, SWING, TURBO, ECO, or SILENCE feature is turned on
“ ” for 3 seconds when:
●TIMER OFF is set
●FRESH, SWING, TURBO, ECO, or SILENCE feature is turned off
“ ” when defrosting
“ ” when 8ºC heating feature is turned on (some units)
“ ” when Active Clean feature is turned on (For Inverter split type)
when unit is self-cleaning (For Fixed-speed type)
Unit Specications and Features
Indoor unit display
NOTE: Different models have different front panels and display windows. Not all the display codes
describing below are available for the air conditioner you purchased. Please check the indoor display
window of the unit you purchased.
Illustrations in this manual are for explanatory purposes. The actual shape of your indoor unit may be
slightly different. The actual shape shall prevail.

Unit
Specifications
and Features
Page 8-GB
Operating temperature
When your air conditioner is used outside of the following temperature ranges, certain safety
protection features may activate and cause the unit to disable.
Inverter Split Type
COOL mode HEAT mode DRY mode FOR OUTDOOR UNITS
WITH AUXILIARY
ELECTRIC HEATER
When outside
temperature is below
0°C (32°F), we strongly
recommend keeping the
unit plugged in at all time
to ensure smooth ongoing
performance.
Room Temperature 17°C - 32°C
(62°F - 90°F) 0°C - 30°C (32°F - 86°F) 10°C - 32°C (50°F - 90°F)
Outdoor
Temperature
0°C - 50°C
(32°F - 122°F)
-15°C - 24°C
(5°F - 75°F) 0°C - 50°C
(32°F - 122°F)
-15°C - 50°C
(5°F - 122°F)
(For models with
low temp. cooling
systems.)
0°C - 52°C
(32°F - 126°F)
(For special
tropical models)
0°C - 52°C
(32°F - 126°F)
(For special
tropical models)
Fixed-speed Type
COOL mode HEAT mode DRY mode
Room
Temperature 17°C-32°C (62°F-90°F) 0°C-30°C
(32°F-86°F) 10°C-32°C (50°F-90°F)
Outdoor
Temperature
18°C-43°C (64°F-109°F)
-7°C-24°C
(19°F-75°F)
11°C-43°C (52°F-109°F)
-7°C-43°C (19°F- 109°F)
(For models with low-temp cooling systems) 18°C-43°C (64°F-109°F)
18°C-52°C (64°F -126°F)
(For special tropical models) 18°C-52°C (64°F- 126°F) (For special tropical models)
NOTE: Room relative humidity less than 80%. If the air conditioner operates in excess of this
gure, the surface of the air conditioner may attract condensation. Please sets the vertical air
ow louver to its maximum angle (vertically to the oor), and set HIGH fan mode.
To further optimize the performance of your unit, do the following:
●Keep doors and windows closed.
● Limit energy usage by using TIMER ON and TIMER OFF functions.
●Do not block air inlets or outlets.
● Regularly inspect and clean air lters.

Unit
Specifications
and Features
Page 9-GB
A guide on using the infrared remote is not
included in this literature package. Not all the
functions are available for the air conditioner,
please check the indoor display and remote
control of the unit you purchased.
Other Features
● Auto-Restart (some units)
If the unit loses power, it will automatically
restart with the prior settings once power has
been restored.
● Anti-mildew (some units)
When turning off the unit from COOL, AUTO
(COOL), or DRY modes, the air conditioner will
continue operate at very low power to dry up
condensed water and prevent mildew growth.
● Wireless Control (some units)
Wireless control allows you to control your air
conditioner using your mobile phone and a
wireless connection.
For the USB device access, replacement,
maintenance operations must be carried out by
professional staff.
● Louver Angle Memory (some units)
When turning on your unit, the louver will
automatically resume its former angle.
● Refrigerant Leakage Detection
The indoor unit will automatically display “EL0C”
or ash LEDS (model dependent) when it
detects refrigerant leakage.
●Active Clean function
-- The Active Clean Technology washes away dust,
mold, and grease that may cause odors when it
adheres to the heat exchanger by automatically
freezing and then rapidly thawing the frost. A
“pi-pi” sound will be heard. The Active clean
operation is used to produce more condensed
water to improve the cleaning effect, and the
cold air will blow out. After cleaning, the internal
wind wheel then keeps operating with hot air
to blow-dry the evaporator, thus preventing the
growth of mold and keeping the inside clean.
-- When this function is turned on, the indoor unit
display window appears “CL” , after 20 to
45 minutes, the unit will turn off automatically
and cancel Active Clean function.
● Breeze Away (some units)
This feature avoids direct air ow blowing on
the body and make you feel indulging in silky
coolness.
●Sleep Operation
The SLEEP function is used to decrease energy
use while you sleep (and don’t need the same
temperature settings to stay comfortable).
This function can only be activated via remote
control. And the Sleep function is not available
in FAN or DRY mode.
Press the SLEEP button when you are ready to
go to sleep. When in COOL mode, the unit will
increase the temperature by 1°C (2°F) after
1 hour, and will increase an additional 1°C (2°F)
after another hour. When in HEAT mode, the
unit will decrease the temperature by 1°C (2°F)
after 1 hour, and will decrease an additional 1°C
(2°F) after another hour.
The sleep feature will stop after 8 hours and the
system will keep running with nal situation.
1hr 1hr
SLEEP Operation
Saving energy during sleep
Set
temperature Keep
running
Cool mode (+1°C/2°F) per hour
for the rst two hours
Heat mode (-1°C/2°F) per hour for the rst two hours

Unit
Specifications
and Features
Page 10-GB
● Setting Angle of Air Flow
Setting vertical angle of air ow
While the unit is on, use the SWING/ DIRECT
button on remote control to set the direction
(vertical angle) of airow. Please refer to the
Remote Control Manual for details.
NOTE ON LOUVER ANGLES
When using COOL or DRY mode, do not set
louver at too vertical an angle for long periods
of time. This can cause water to condense on
the louver blade, which will drop on your oor or
furnishings.
When using COOL or HEAT mode, setting the
louver at too vertical an angle can reduce the
performance of the unit due to restricted air ow.
Setting horizontal angle of air ow
The horizontal angle of the airow must be set
manually. Grip the deector rod (See Fig.B)
and manually adjust it to your preferred direction.
For some units, the horizontal angle of the airow
can be set by remote control. please refer to the
Remote Control Manual.
Manual Operation (without remote)
CAUTION
The manual button is intended for testing purposes
and emergency operation only. Please do not use
this function unless the remote control is lost and it is
absolutely necessary. To restore regular operation,
use the remote control to activate the unit. Unit must
be turned off before manual operation.
To operate your unit manually:
1. Open the front panel of the indoor unit.
2. Locate the MANUAL CONTROL button on
the right-hand side of the unit.
3. Press the MANUAL CONTROL button one
time to activate FORCED AUTO mode.
4. Press the MANUAL CONTROL button again
to activate FORCED COOLING mode.
5. Press the MANUAL CONTROL button a third
time to turn the unit off.
6. Close the front panel.
Range
NOTE: Do not move louver by hand. This will
cause the louver to become out of sync. If this
occurs, turn off the unit and unplug it for a few
seconds, then restart the unit. This will reset the
louver.
Fig. A
CAUTION
Do not put your ngers in or near the blower
and suction side of the unit. The high-speed fan
inside the unit may cause injury.
Fig. B
Deector
rod
Manual control button

Care and
Maintenance
Page 11-GB
Cleaning Your Indoor Unit
BEFORE CLEANING OR
MAINTENANCE
ALWAYS TURN OFF YOUR AIR
CONDITIONER SYSTEM AND
DISCONNECT ITS POWER SUPPLY
BEFORE CLEANING OR MAINTENANCE.
CAUTION
Only use a soft, dry cloth to wipe the unit clean.
If the unit is especially dirty, you can use a cloth
soaked in warm water to wipe it clean.
●Do not use chemicals or chemically treated
cloths to clean the unit
●Do not use benzene, paint thinner,
polishing powder or other solvents to clean
the unit. They can cause the plastic surface
to crack or deform.
●Do not use water hotter than 40°C (104°F)
to clean the front panel. This can cause the
panel to deform or become discolored.
Cleaning Your Air Filter
A clogged air conditioner can reduce the cooling
efciency of your unit, and can also be bad for
your health. Make sure to clean the lter once
every two weeks.
1. Lift the front panel of the indoor unit.
2. First press the tab on the end of lter to
loosen the buckle, lift it up, then pull it towards
yourself.
3. Now pull the lter out.
4. If your lter has a small air freshening lter,
unclip it from the larger lter. Clean this air
freshening lter with a hand-held vacuum.
5. Clean the large air lter with warm, soapy
water. Be sure to use a mild detergent.
6. Rinse the lter with fresh water, then shake off
excess water.
7. Dry it in a cool, dry place, and refrain from
exposing it to direct sunlight.
8. When dry, re-clip the air freshening lter to the
larger lter, then slide it back into the indoor
unit.
9. Close the front panel of the indoor unit.
Filter Tab
Remove air freshening lter from back of
larger lter (some units)
CAUTION
Do not touch air freshening (Plasma) lter for at
least 10 minutes after turning off the unit.
Care and Maintenance

Care and
Maintenance
CAUTION
● Before changing the lter or cleaning, turn
off the unit and disconnect its power supply.
● When removing lter, do not touch metal
parts in the unit. The sharp metal edges can
cut you.
● Do not use water to clean the inside of the
indoor unit. This can destroy insulation and
cause electrical shock.
● Do not expose lter to direct sunlight when
drying. This can shrink the lter.
Air lter reminders (optional)
Air lter cleaning reminder
After 240 hours of use, the display window on
the indoor unit will ash “cl.” This is a reminder
to clean your lter. After 15 seconds, the unit will
revert to its previous display.
To reset the reminder, press the led button on
your remote control 4 times, or press the manual
control button 3 times. If you don’t reset the
reminder, the “cl” indicator will ash again when
you restart the unit.
Air lter replacement reminder
After 2,880 hours of use, the display window on
the indoor unit will ash “nf.” This is a reminder to
replace your lter. After 15 seconds, the unit will
revert to its previous display.
To reset the reminder, press the led button on
your remote control 4 times, or press the manual
control button 3 times. If you don’t reset the
reminder, the “nf” indicator will ash again when
you restart the unit.
CAUTION
●Any maintenance and cleaning of outdoor
unit should be performed by an authorized
dealer or a licensed service provider.
●Any unit repairs should be performed by
an authorized dealer or a licensed service
provider.
Maintenance – long periods of non-use
If you plan not to use your air conditioner for an
Extended period of time, do the following:
Clean all lters
Turn off the unit and
disconnect the power
Turn on FAN function until
unit dries out completely
Remove batteries from
remote control
Maintenance – pre-season inspection
After long periods of non-use, or before periods of
frequent use, do the following:
Check for damaged wires
Check for leaks
Clean all lters
Replace batteries
Make sure nothing is blocking all air inlets and outlets
Page 12-GB

Troubleshooting
SAFETY PRECAUTIONS
If ANY of the following conditions occurs, turn off your unit immediately!
● The power cord is damaged or abnormally warm
● You smell a burning odor
●The unit emits loud or abnormal sounds
● A power fuse blows or the circuit breaker frequently trips
●Water or other objects fall into or out of the unit
DO NOT ATTEMPT TO FIX THESE YOURSELF! CONTACT AN AUTHORIZED
SERVICE PROVIDER IMMEDIATELY!
Common Issues
The following problems are not a malfunction and in most situations will not require repairs.
Issue Possible Causes
Unit does not turn on
when pressing ON/OFF
button
The Unit has a 3-minute protection feature that prevents the unit from overloading.
The unit cannot be restarted within three minutes of being turned off.
The unit changes from
COOL/HEAT mode to
FAN mode
The unit may change its setting to prevent frost from forming on the unit.
Once the temperature increases, the unit will start operating in the previously
selected mode again.
The set temperature has been reached, at which point the unit turns off the
compressor. The unit will continue operating when the temperature uctuates
again.
The indoor unit emits
white mist In humid regions, a large temperature difference between the room’s air and the conditioned air can cause white mist.
Both the indoor and
outdoor units emit white
mist
When the unit restarts in HEAT mode after defrosting, white mist may be emitted
due to moisture generated from the defrosting process.
The indoor unit makes
noises A rushing air sound may occur when the louver resets its position.
A squeaking sound may occur after running the unit in HEAT mode due to
expansion and contraction of the unit’s plastic parts.
Both the indoor unit
and outdoor unit make
noises
Low hissing sound during operation: This is normal and is caused by refrigerant
gas owing through both indoor and outdoor units.
Low hissing sound when the system starts, has just stopped running, or is
defrosting: This noise is normal and is caused by the refrigerant gas stopping or
changing direction.
Squeaking sound: Normal expansion and contraction of plastic and metal parts
caused by temperature changes during operation can cause squeaking noises.
Troubleshooting
Page 13-GB

Issue Possible Causes
The outdoor unit makes
noises The unit will make different sounds based on its current operating mode.
Dust is emitted from
either the indoor or
outdoor unit
The unit may accumulate dust during extended periods of non-use, which will
be emitted when the unit is turned on. This can be mitigated by covering the unit
during long periods of inactivity.
The unit emits a bad
odor
The unit may absorb odors from the environment (such as furniture, cooking,
cigarettes, etc.) which will be emitted during operations.
The unit’s lters have become moldy and should be cleaned.
The fan of the outdoor unit
does not operate
During operation, the fan speed is controlled to optimize product operation.
Operation is erratic,
unpredictable, or unit is
unresponsive
Interference from cell phone towers and remote boosters may cause the unit to
malfunction.
In this case, try the following:
● Disconnect the power, then reconnect.
●Press ON/OFF button on remote control to restart operation.
NOTE: If problem persists, contact a local dealer or your nearest customer service center. Provide
them with a detailed description of the unit malfunction as well as your model number.
Troubleshooting
When troubles occur, please check the following points before contacting a repair company.
Problem Possible Causes Solution
Poor Cooling
Performance
Temperature setting may be higher than
ambient room temperature Lower the temperature setting
The heat exchanger on the indoor or
outdoor unit is dirty Clean the affected heat exchanger
The air lter is dirty Remove the lter and clean it according
to instructions
The air inlet or outlet of either unit is
blocked Turn the unit off, remove the obstruction and turn it back on
Doors and windows are open Make sure that all doors and windows
are closed while operating the unit
Excessive heat is generated by sunlight Close windows and curtains during
periods of high heat or bright sunshine
Too many sources of heat in the room
(people, computers, electronics, etc.) Reduce amount of heat sources
Low refrigerant due to leak or long-term
use Check for leaks, re-seal if necessary and top off refrigerant
SILENCE function is activated
(optional function)
SILENCE function can lower product
performance by reducing operating
frequency. Turn off SILENCE function.
Troubleshooting
Page 14-GB

Problem Possible Causes Solution
The unit is not working
Power failure Wait for the power to be restored
The power is turned off Turn on the power
The fuse is burned out Replace the fuse
Remote control batteries are dead Replace batteries
The Unit’s 3-minute protection has been
activated Wait three minutes after restarting the unit
Timer is activated Turn timer off
The unit starts and
stops frequently
There’s too much or too little refrigerant
in the system Check for leaks and recharge the system with refrigerant.
Incompressible gas or moisture has
entered the system. Evacuate and recharge the system with refrigerant
The compressor is broken Replace the compressor
The voltage is too high or too low Install a manostat to regulate the
voltage
Poor heating
performance
The outdoor temperature is extremely
low Use auxiliary heating device
Cold air is entering through doors and
windows
Make sure that all doors and windows
are closed during use
Low refrigerant due to leak or long-term
use Check for leaks, re-seal if necessary and top off refrigerant
Indicator lamps continue
ashing
The unit may stop operation or continue to run safely. If the indicator lamps
continue to ash or error codes appear, wait for about 10 minutes. The problem
may resolve itself.
If not, disconnect the power, then connect it again. Turn the unit on.
If the problem persists, disconnect the power and contact your nearest customer
service center.
Error code appears and
begins with the letters
as the following in
the window display of
indoor unit:
●E (x), P (x), F (x)
●EH (xx), EL (xx), EC
(xx)
●PH (xx), PL (xx), PC
(xx)
NOTE: If your problem persists after performing the checks and diagnostics above, turn off your unit
immediately and contact an authorized service center.
Troubleshooting
Page 15-GB

Precauciones de Seguridad ........................................................................................03
Manual de Usuario
.......................................................07
1. Pantalla de la unidad interior................................................................................................................................07
2. Temperatura de funcionamiento...........................................................................................................................08
3. Otras funciones ....................................................................................................................................................09
.........................................................................................................................10
5. Manual de operación (Sin Mando a Distancia).....................................................................................................10
Cuidado y Mantenimiento............................................................................................11
Resolución de Problemas............................................................................................13
Tabla de Contenidos
42QHG009D8SH 38QHG024D8S*
42QHG024D8S*
38QHG018D8S*
42QHG018D8S* 38QHG012D8S*
42QHG012D8S* 38QHG009D8S*42QHG009D8S*
38QHG022D8S*
42QHG022D8S* 220-240V~
50/60Hz
38QHG012D8SH
42QHG012D8SH 38QHG009D8SH

Precauciones de seguridad
Página 3-ES
Precauciones de Seguridad
Lea las Medidas de Seguridad Antes de la Instalación y la Operación
Una instalación incorrecta por ignorar las instrucciones puede causar daños o lesiones
graves.
La gravedad de las lesiones o daños potenciales se clasica como una ADVERTENCIA o como
una PRECAUCIÓN.
ADVERTENCIA
Este símbolo indica la posibilidad de
lesiones del personal o pérdida de
vidas.
PRECAUCIÓN
Este símbolo indica la posibilidad
de daños a la propiedad o graves
consecuencias.
ADVERTENCIA
Este aparato puede ser utilizado por niños de 8 años o más y por personas con capacidades
mentales, físicas o sensoriales reducidas o limitadas, o carentes de experiencia y conocimiento si
han recibido formación o supervisión sobre el uso seguro del aparato y comprenden los peligros que
implica. Los niños no deben jugar con el aparato. La limpieza y el mantenimiento de usuario no
deben ser llevados a cabo por niños sin supervisión (Requerimientos de estándar EN).
Este aparato no está diseñado para ser usado por personas (niños incluidos) con capacidades
mentales, físicas o sensoriales reducidas o limitadas, o carentes de experiencia y conocimiento, a no
ser que hayan recibido formación o supervisión sobre el uso del aparato por una persona responsable
de su seguridad. Los niños deben estar supervisados para asegurarse de que no jueguen con el
aparato (Requerimientos de estándar IEC).
ADVERTENCIAS SOBRE EL USO DEL PRODUCTO
● Si acontece una situación anormal (como olor a quemado), apague inmediatamente la unidad
y corte la alimentación. Pida instrucciones a su distribuidor para evitar descargas eléctricas,
incendios o lesiones.
●No inserte los dedos, barras u otros objetos por la entrada o salida de aire. Podría causar
lesiones, ya que el ventilador gira a alta velocidad.
●No use aerosoles inamables como aerosol para el pelo, laca o pintura cerca de la unidad. Podría
causar combustión o incendios.
●No utilice el aire acondicionado en lugares en donde haya gases combustibles cerca. El gas
emitido podría acumularse cerca de la unidad y causar una explosión.
●No utilice su aire acondicionado en habitaciones húmedas, como baños o cuartos de lavado. Una
exposición excesiva al agua puede cortocircuitar los componentes eléctricos.
●No exponga su cuerpo directamente al aire frío durante un largo periodo de tiempo.
●No deje que los niños jueguen con el aire acondicionado. Los niños alrededor de la unidad deben
ser vigilados en todo momento.
● Si el aire acondicionado se utiliza junto con estufas u otros dispositivos de calentamiento, ventile
bien la habitación para evitar escasez de oxígeno.
● En ciertos entornos funcionales, como cocinas, salas de servicio, etc., se recomienda el uso de
unidades de aire acondicionado especialmente diseñadas.

Precauciones de seguridad
ADVERTENCIAS DE LIMPIEZA Y MANTENIMIENTO
● Apague el dispositivo y desconecte la alimentación antes de limpiar. No hacerlo podría provocar
descargas eléctricas.
●No utilice una cantidad excesiva de agua para limpiar el aire acondicionado.
●No limpie el aire acondicionado con productos de limpieza inamables. Los productos de limpieza
inamables pueden causar incendios o deformaciones.
PRECAUCIÓN
●Apague el aire acondicionado y corte la alimentación si no lo va a usar por un largo tiempo.
● Apague y desenchufe la unidad durante tormentas.
● Asegúrese de que la condensación de agua pueda drenarse de la unidad sin problemas.
●No manipule el aire acondicionado con las manos mojadas. Podría causar descargas eléctricas.
●No utilice este dispositivo con otros nes que no sean su uso previsto.
●No suba a la unidad exterior ni coloque objetos sobre ella.
●No deje el aire acondicionado funcionando durante mucho tiempo con puertas o ventanas
abiertas, o si la humedad es muy alta.
ADVERTENCIAS ELÉCTRICAS
● Utilice sólo el cable de alimentación especicado. Si el cable de alimentación está dañado, debe
ser reemplazado por el fabricante, su servicio técnico o personas de cualicación similar para
evitar riesgos.
● Mantenga limpio el enchufe. Retire el polvo o la suciedad que se acumule en el enchufe o a su
alrededor. Los enchufes sucios pueden causar incendios o descargas eléctricas.
●No tire del cable para desenchufar la unidad. Sujete rmemente el enchufe y sáquelo de la toma
de alimentación. Tirar directamente del cable puede dañarlo, lo que puede causar incendios o
descargas eléctricas.
●No modique la longitud del cable de alimentación ni use alargadores para suministrar
alimentación a la unidad.
●No comparta el enchufe con otros aparatos. Un suministro de energía inadecuado o insuciente
puede causar incendios o descargas eléctricas.
● El producto debe estar conectado a tierra en el momento de la instalación, o podrían ocurrir
descargas eléctricas.
● Para todas las tareas eléctricas, siga todos los estándares y regulaciones locales y nacionales,
el Manual de Instalación. Conecte rmemente los cables, y sujételos de forma segura para
prevenir que fuerzas externas dañen el terminal. Las conexiones eléctricas incorrectas pueden
sobrecalentarse y causar incendios y descargas. Todas las conexiones eléctricas deben realizarse
de acuerdo al Diagrama de Conexiones Eléctricas situado en los paneles de las unidades interior
y exterior.
● Todo el cableado debe disponerse correctamente para asegurarse de que la cubierta de la placa
de control se pueda cerrar correctamente. Si la cubierta de la placa de control no está cerrada
correctamente, puede provocar corrosión y causar que los puntos de conexión del terminal se
calienten, se incendien o causen descargas eléctricas.
● Si se conecta la corriente a una instalación de cableado ja, debe incorporarse a la instalación
un dispositivo de desconexión de todos los polos que tenga al menos 3 mm de espacio libre en
todos los polos, y una corriente residual que pueda superar 10 mA, con el dispositivo de corriente
residual que tenga una corriente operativa residual nominal que no supere 30 mA y desconexión,
de acuerdo con las normas sobre cableado.
Página 4-ES

Precauciones de seguridad
TENGA EN CUENTA LAS ESPECIFICACIONES DEL FUSIBLE
La placa de circuito del aire acondicionado está diseñada con un fusible para proporcionar protección
contra sobreintensidades. Las especicaciones del fusible están grabadas en la placa del circuito, y
son:
Unidad interior: T3.15AL/250VAC, T5AL/250VAC, T3.15A/250VAC, T5A/250VAC, etc.
Unidad exterior T20A/250VAC (unidades ≤ 18000 Btu/h), T30A/250VAC (unidades > 18000 Btu/h)
AVISO: Para las unidades con refrigerante R32 o R290, sólo puede usarse el fusible de cerámica a
prueba de explosiones.
ADVERTENCIAS PARA LA INSTALACIÓN DEL PRODUCTO
1. La instalación debe ser realizada por un distribuidor autorizado o un especialista. Una instalación
defectuosa puede causar fugas de agua, descargas eléctricas o incendios.
2. La instalación debe realizarse de acuerdo a las instrucciones de instalación. Una instalación
incorrecta puede causar fugas de agua, descargas eléctricas o incendios.
(En Norteamérica, la instalación debe ser realizada de acuerdo a los requerimientos de la NEC y
la CEC, sólo por personal autorizado.)
3. Contacte con un técnico de servicio autorizado para la reparación o el mantenimiento de esta
unidad. Este aparato debe ser instalado de acuerdo a las regulaciones nacionales sobre cableado.
4. Utilice sólo los accesorios, piezas y piezas especicadas incluidos para la instalación. Usar piezas
no estandarizadas puede causar fugas de agua, descargas eléctricas e incendios, y provocar que
la unidad falle.
5. Instale la unidad en un lugar rme que pueda aguantar el peso de la unidad. Si el lugar elegido no
puede aguantar el peso de la unidad, o la instalación no se realiza correctamente, la unidad podría
caerse y causar daños y lesiones graves.
6. Instale las tuberías de drenaje según las instrucciones de este manual. Un drenaje inadecuado
puede causar daños por agua a su hogar y sus propiedades.
7. Para las unidades que tienen un calentador eléctrico auxiliar, no instale la unidad a menos de 1
metro (3 pies) de cualquier material combustible.
8. No instale la unidad en un lugar que pueda estar expuesto a fugas de gas combustible. Si se
acumula gas combustible cerca de la unidad, puede causar incendios.
9. No encienda la unidad hasta que toda la instalación haya nalizado.
10. Al mover o reubicar el aire acondicionado, consulte a técnicos de servicio experimentados para la
desconexión y reinstalación de la unidad.
11. Por favor, lea la información en secciones de la "instalación de la unidad interior" y la "instalación
de la unidad exterior" sobre cómo jar la unidad a su soporte.
Aviso sobre los gases uorados (no aplicable a la unidad que usa refrigerante
R290)
1. Esta unidad de aire acondicionado contiene gases de efecto invernadero uorados. Para
obtener información especíca sobre el tipo de gas y la cantidad, por favor consulte la etiqueta
correspondiente en la propia unidad o el "Manual del Propietario - Ficha de Producto" en el
empaque de la unidad exterior. (Solo productos de la Unión Europea).
2. La instalación, el servicio técnico, el mantenimiento y la reparación de esta unidad deben ser
realizados por un técnico certicado.
3. La desinstalación y el reciclaje del producto deben ser realizados por un técnico certicado.
4. Para equipos que contienen gases uorados de efecto invernadero en cantidades de 5 toneladas
de CO 2 equivalente o más, pero de menos de 50 toneladas de CO2 equivalente, si el sistema
tiene un sistema de detección de fugas instalado, debe revisarse para detectar fugas al menos
cada 24 meses.
5. Cuando se verica que la unidad no tenga fugas, se recomienda encarecidamente el
mantenimiento adecuado de todos los registros de las vericaciones.
Página 5-ES

Precauciones de seguridad
ADVERTENCIA para usar refrigerante R32 / R290
● Cuando se utiliza refrigerante inamable, el aparato se debe guardar en un área bien
ventilada donde el tamaño de la habitación se corresponda según lo especicado para la
operación.
Para modelos de refrigerante R32:
El aparato debe ser instalado, utilizado y guardado en una habitación con un área de suelo de
más de 4 m2. El aparato no debe ser instalado en un espacio sin ventilación, si ese espacio
es menor de 4 m2. El tamaño de habitación mínimo necesario para modelos de refrigerante
R290:
unidades ≤ 9000 Btu/h: 13m2
Unidades> 9000 Btu/h y ≤ 12000 Btu/h: 17m2
Unidades> 12000 Btu/h y ≤ 18000 Btu/h: 26m2
Unidades> 18000 Btu/h y ≤ 24000 Btu/h: 35m2
● No se permiten conectores mecánicos reutilizables y juntas acampanadas en interiores.
(Requerimientos de Estándar EN).
● Los conectores mecánicos utilizados en interiores deben tener una tasa de no más de 3 g /
año al 25% de la presión máxima permitida. Cuando los conectores mecánicos se reutilizan
en interiores, se deben renovar las piezas de sellado. Cuando las juntas abocinadas se
reutilizan en interiores, la parte abocinada se debe volver a fabricar. (Requerimientos de
Estándar UL)
● Cuando los conectores mecánicos se reutilizan en interiores, se deben renovar las piezas
de sellado. Cuando las juntas abocinadas se reutilizan en interiores, la parte abocinada se
debe volver a fabricar.
(Requisito de la norma IEC)
Página 6-ES
Normativa Europea de Eliminación
Esta marca que se muestra en el producto o en su documentación indica que los residuos de
equipos eléctricos y electrónicos no deben mezclarse con los desechos domésticos generales.
Disposición correcta de este producto (Residuos de equipos
eléctricos y electrónicos)
Este aparato contiene refrigerante y otros materiales potencialmente peligrosos. Al deshacerse
de este aparato, la ley requiere una recogida y tratamiento especiales. No se deshaga de este
producto como residuo doméstico o residuo urbano sin clasicar.
Al deshacerse de este aparato, dispone de las siguientes opciones:
● Deshágase del aparato en una instalación municipal de recogida de deshechos designada.
● Al comprar un aparato nuevo, el vendedor se llevará el aparato antiguo sin cargo alguno.
● El fabricante se llevará el aparato antiguo sin cargo alguno.
● Venda el aparato a chatarreros certicados.
Aviso especial
Deshacerse de este aparato en bosques u otros entornos naturales pone en peligro su salud y es
perjudicial para el medio ambiente. Sustancias peligrosas podrían ltrarse en aguas subterráneas
e integrarse en la cadena alimenticia.