Keystone KSTAW12INV-HC User manual

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KSTAW08INV-HC, KSTAW12INV-HC

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Table of Contents
Important Safety Instructions ...................................................05
Installation Instructions..............................................................16
Normal Sounds / Sound Performance.......................................22
Air Conditioner Features............................................................23
Care and Cleaning.......................................................................27
Troubleshooting Tips..................................................................28

Important Safety
Instructions
Important Safety Instructions
Inside you will find many helpful hints on how to use and maintain your air conditioner
properly. Just a little preventive care on your part can save you a great deal of time and
money over the life of your air conditioner. You'll find many answers to common
problems in the chart of troubleshooting tips. If you review our chart of Troubleshooting
Tips first, you may not need to call for service at all.
To prevent injury to the user or other people and property damage, the following
instructions must be followed. Incorrect operation due to ignoring of instructions may
cause harm or damage. The seriousness is classified by the following indications.
.
READ THIS MANUAL
This symbol indicates the possibility of death or serious injury
This symbol indicates the probability of death or serious injury.
.
Always do this.
Never do this.
CAUTION
NOTICE
This symbol indicates the possibility of injury or damage to property.
Indicates information considered important, but not hazard-related.
WARNING
DANGER
Plug in power plug
properly.
Do not modify power
cord length .
Always ensure effective
grounding.
Otherwise, it may cause
electric shock or fire
due to excess heat
generation.
It may cause electric
shock or fire due to
heat generation.
Incorrect grounding
may cause electric
shock.
It may cause electric shock
or fire due to heat generation.
It may cause electric shock . It may cause failure of machine
of electric shock.
It may cause electric shock or fire.
If the power cord is damaged, it must
be replaced by the manufacturer or
an authorised service centre or a
similarly qualified person in order to
avoid a hazard.
Do not operate or stop the
unit by inserting or pulling
out the power plug.
Do not operate with wet
hands or in damp
environment.
Do not allow water to run into
electric parts.
Do not damage or use an
unspecified power cord.
!
!
!! !Unplug the unit if strange sounds,
smell, or smoke comes from it.
It may cause fire and electric shock.It may cause fire and electric
shock.
Do not use the socket if
it is loose or damaged.
DANGER
5

Important Safety
Instructions
DANGER
.
Do not disassemble
or modify unit.
It may cause failure
and electric shock.
It may cause electric shock.
Do not open the unit during
operation.
This could damage your
health.
Incorrect installation
may cause fire and
electric shock.
Do not direct airflow at
room occupants only.
Always install circuit
breaker and a
dedicated power circuit.
Ventilate room before operating air conditioner if
there is a gas leakage from another appliance.
It may cause explosion, fire and, burns.
It may cause fire and electric
shock.
It may cause an explosion or fire.
It may cause fire.
Do not use the power cord
close to heating appliances.
Do not use the power cord near
flammable gas or combustibles,
such as gasoline, benzene,
thinner, etc.
Keep firearms away.
!
!
!!
WARNING
When the air filter is to
be removed, do not
touch the metal parts
of the unit.
It may cause an injury. This could injure the pet or
plant.
Water may enter the unit and
degrade the insulation. It
may cause an electric shock.
An oxygen shortage may occur.
Do not use this air conditioner to
preserve precision devices, food,
pets, plants, and art objects. lt may
cause deterioration of quality, etc.
Appearance may be
deteriorated due to
change of product color
or scratching of its surface.
Do not put a pet or house
plant where it will be
exposed to direct air flow.
Do not clean the air
conditioner with water.
Ventilate the room well when
used together with a stove, etc.
Do not use for special purposes.Do not use strong
detergent such as wax
or thinner but use a
soft cloth.
CAUTION
!!
6

Do not clean unit when power
is on as it may cause fire and
electric shock, it may cause an
injury.
If bracket is damaged, there is
concern of damage due to falling
of unit.
Operation with windows
opened may cause
wetting of indoor and
soaking of household
furniture.
When the unit is to be
cleaned, switch off, and turn
off the circuit breaker.
Ensure that the installation
bracket of the outdoor appliance
is not damaged due to prolonged
exposure.
Stop operation and
close the window in
storm or hurricane.
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Always insert the filters
securely. Clean filter
once every two weeks.
Operation without filters
may cause failure.
It may cause electric shock
and damage.
There is danger of fire or
electric shock.
It may cause failure of product or
fire.
It contains contaminants and could
make you sick.
It may cause failure of
appliance or accident.
Hold the plug by the head
of the power plug when
taking it out.
Do not place heavy object
on the power cord and
ensure that the cord is not
compressed.
Turn off the main power switch
when not using the unit for a
long time.
Do not drink water drained
from air conditioner.
Do not place obstacles
around air-inlets or
inside of air-outlet.
!!!
Use caution when unpacking and installing.
Sharp edges could cause injury.
!!
CAUTION
If water enters the unit, turn the unit off at
the power outlet and switch off the circuit
breaker. Isolate supply by taking the
power-plug out and contact a qualified
service technician.
CAUTION
This appliance is not intended for use by people (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.
If the power cord is damaged, it must be replaced by the manufacturer, its service agent, or
similarly qualified person in order to avoid a hazard.
The appliance shall be installed in accordance with national wiring regulations.
Do not operate your air conditioner in a wet room such as a bathroom or laundry room.
The appliance with electric heater shall have at least 1 meter of space to the nearest
combustible material.
Contact the authorized service technician for repair or maintenance of this unit.
!!
Important Safety
Instructions
7

Important Safety
Instructions
WARNING
Do not, under any
circumstances, cut,
remove, or bypass
the grounding prongs.
NOTICE:
The power supply cord with this air conditioner contains a current detection device
designed to reduce the risk of fire. Please refer to the section Operation of Current Device
for details. In the event that the power cord is damaged, it cannot be repaired – it must be
replaced with a cord from the product manufacturer.
Avoid fire hazard or electric shock. Do not
use an extension cord or an adapter plug.
Do not remove any prongs from the power
cord.
Grounding type wall receptacle
Power supply cord with
3-prong grounding plug
and current detection
device.
DANGER
Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other
appliance.
For Your Safety
DANGER
WARNING
The complete electrical rating of your new room air conditioner is stated on the serial plate. Refer to
the rating when checking the electrical requirements.
Be sure the air conditioner is properly grounded. To minimize shock and fire hazards, proper
grounding is important. The power cord is equipped with a three-prong grounding plug for
protection against shock hazards.
Your air conditioner must be used in a properly grounded wall receptacle. If the wall receptacle you
intend to use is not adequately grounded or protected by a time delay fuse or circuit breaker, have a
qualified electrician install the proper receptacle. Ensure the receptacle is accessible after the unit
installation.
Do not run air conditioner without side protective cover in place.This could result in mechanical
damage within the air conditioner.
Do not use an extension cord or an adapter plug.
Electrical Information
Important Safety
Instructions
To reduce the risk of fire, electrical shock, or injury when using your air conditioner, follow basic
precautions, including the following:
Be sure the electrical service is adequate for the model you have chosen. This information can be
found on the serial plate, which is located on the side of the the cabinet and behind the grille.
It is recommended to clean both sides of the window glass first. If the window has a screen panel
included on the lower portion, the screen panel should be removed before installation.
Be sure the air conditioner has been securely and correctly installed according to the installation
instructions in this manual. Save this manual for possible future use in removing or installing this unit.
When handling the air conditioner, be careful to avoid cuts from the sharp metal fins on the front and
rear coils.
Prevent Accidents
8

Operation of Current Device
(Applicable to only units with a current detection device)
Heating
operation
Cooling
operation
Outdoor temp:
Indoor temp:
Outdoor temp:
Indoor temp:
41-75 ℉ /5-24 ℃
41-80 ℉ /5-27 ℃
64-109 ℉ /18-43 ℃ (64-125 ℉ /18-52 ℃
for special tropical models)
60-90 ℉ /16-32 ℃
Note: Performance may be reduced
outside of these operating
temperatures.
WARNING：(for using R290/R32 refrigerant only)
- Do not try to accelerate the defrosting process or methods of cleaning that are not
recommended by the manufacturer.
- The appliance shall be stored in a room without a continuously operating ignition source
(for example, open flames or an operating gas appliance) or an ignition source (for example,
an operating electric heater) close to the appliance. The appliance shall also be stored in a
room without ignition sources.
- Do not pierce or burn.
- Be aware that the refrigerants may not contain an odor.
- Compliance with national gas regulations shall be observed.
- Keep ventilation openings clear of obstruction.
- The appliance shall be stored in a well-ventilated area where the room size corresponds
to the room area as specified for operation.
- A warning that the appliance shall be stored in a well-ventilated area where the room size
corresponds to the room area as specified for operation.
- Any person who is involved with working on or breaking into a refrigerant circuit should hold
a current valid certificate from an industry-accredited assessment authority, which authorizes
their competence to handle refrigerants safely in accordance with an industry recognized
assessment specification.
NOTICE:
Do not use this device to turn the unit on or off.
Always make sure the RESET button is pushed in for correct operation.
The power supply cord must be replaced if it fails to reset when either the TEST button is
pushed or if it cannot be reset. A new one can be obtained from the product manufacturer.
If power supply cord is damaged, it cannot be repaired. It MUST be replaced by one
obtained from the product manufacturer.
NOTE: This air conditioner can not be as a primary heat source;
This air conditioner is designed to be operated under the following conditions:
The power supply cord contains a current device that senses damage to the power cord.
To test your power supply cord do the following:
1. Plug in the Air Conditioner.
2. The power supply cord will have TWO buttons on the plug head. Press the TEST button,
you will notice a click as the RESET button pops out.
3. Press the RESET button, again you will notice a click as the button engages.
4. The power supply cord is now supplying electricity to the unit. On some products, this is
also indicated by a light on the plug head.
Important Safety
Instructions
9

- Servicing shall only be performed as recommended by the equipment manufacturer.
Maintenance and repair requiring the assistance of other skilled personnel shall be carried
out under the supervision of the person competent in the use of flammable refrigerants.
- DO NOT modify the length of the power cord or use an extension cord to power the unit.
DO NOT share a single outlet with other electrical appliances. Improper power supply can
cause fire or electrical shock.
- Please follow the instruction carefully to handle, install, clean, service the air conditioner to
avoid any damage or hazard. Flammable Refrigerant R32 is used within air conditioner. When
maintaining or disposing of the air conditioner, the refrigerant (R32 or R290) shall be
recovered properly, ensuring not to discharge it to the air directly.
- No open fire or devices that generate spark/arcing shall be around the air conditioner to avoid
causing ignition of the flammable refrigerant used. Please follow the instructions carefully to
store or maintain the air conditioner to prevent mechanical damage from occurring.
- Flammable refrigerant (R32) is used in this air conditioner. Please follow the instructions carefully
to avoid any hazards.
Caution: Risk of fire/
flammable materials
(Required for R32/R290 units only)
IMPORTANT NOTE:Read this manual
carefully before installing or operating
your new air conditioning unit. Make sure
to save this manual for future reference.
Explanation of symbols displayed on the unit (since the unit uses R32/R290
refrigerant):
WARNING
This symbol shows that this appliance used a flammable refrigerant. If the
refrigerant is leaked and exposed to an external ignition source, there is a risk of fire.
CAUTION
This symbol shows that the operation manual should be read carefully.
CAUTION
This symbol shows that a service personnel should be handling this
equipment with reference to the installation manual.
CAUTION
This symbol shows that information is available such as the operating
manual or installation manual.
Important Safety
Instructions
10