You safety and the safety of others are very important.
We have provided many important safety messages in this manual and on your appliance. Always read and obey all safety
messages.
This is the safety alert symbol.
This symbol alerts you to potential hazards that can kill or hurt you and others.
All safety messages will follow the safety alert symbol and either the word "DANGER" or "WARNING ."
These words mean:
You can be killed or seriously injured if you don't immediately
DANGER
follow instructions.
You can be killed or seriously injured if you don't
WARNING
All safety messages will tell you what the potential hazard is, tell you how to reduce the chance of injury, and tell you what can
instructions.
follow
IMPORTANT SAFETY INSTRUCTIONS
WARNING:
Plug into a grounded 3 prong outlet.
Do not remove ground prong.
Do not use an adapter.
To reduce the risk of fire, electrical shock or injury when using your air conditioner, follow these basic precautions:
Do not use an extension cord.
Unplug air conditioner before servicing.
Use two or more people to move and install air conditioner.
SAVE THESE INSTRUCTIONS
DISPOSING OF THE UNIT
Before throwing the device, it is necessary to pull back the battery cells and get rid of them safety for recycling reasons.
When you need to disposal of the unit consult our dealer. If pipes are removed incorrectly, refrigerant may blow out and
come into contact with your skin, causing injury. Releasing refrigerant into the atmosphere also damages the environments.
please recycle or dispose of the packaging material for product in an environmentally responsible manner.
Never store or ship the air conditioner upside down or sideways to avoid damage to the compressor .
The appliance is not intended for use by young children or infirm persons without supervision: young children should be
supervised to ensure that they do not play with the appliance.
2
INSTALLATION REQUIREMENTS
Tools and Parts
Gather the required tools and parts before starting installation.
Read and follow the instructions provided with any tools listed
here.
Tools Needed
■Phillips screwdriver
■Level
■¹⁄₄" wrench
■Tape measure
Through-the-Wall Installation:
In addition to the tools listed above, the following tools are
needed for through-the-wall installation.
■Saw
■Wood preservative
■Caulk
■Cordless drill and ¹⁄₈" or
smallerbit
■Pencil
■Scissors
■1" (2.5 cm) orthicker
lumber
■1" wood screws (7)
Parts supplied
Check that all parts are included in parts package.
QR
A.Foam Seal (1)
B.
Side curtains RH (1)
Side curtains LH (1)
C.1/2"x1/5” Bolts (4)
D.1/5” Nuts (4)
E.1/4" Nuts (2)
F.1/4"Screws (23)
G.3/4"Screws (10)
H.Lock Washers (4)
I.Lock Washers (2)
J.Washer (14)
K.Washer(2)
L.Adhesive Seal (1)
M.Top Channel (1)
N.Top Channel Seal (1)
O.Side Curtain Clamp (2)
P.Bottom Channel (1)
(It is only used for CWH12A)
Q.Angle Brackets (2)
R.Left and Right Suppert
Brackets (2)
NOTE: Installation parts are supplied for double-hung windows
up to 40" (101.6 cm) wide.
3
Location Requirements
IMPORTANT: Observe all governing codes and ordinances.
Check the location where air conditioner will be installed. Proper
installation is your responsibility. Make sure you have everything
necessary for correct installation.
The location should provide:
■Grounded electrical outlet within 4 ft (122 cm) of where the
power cord exits the air conditioner.
NOTE: Do not use an extension cord.
■Free movement of air in room to be cooled.
■A large enough opening for the air conditioner.
■Adequate wall support for weight of air conditioner. Air
conditionerweighsbetween
CWH12A
5 and 115 lbs (43.1 to 52.2kg)
110 and 130 lbs (49.9 to 59 kg)CWH18A
CWH24A
145 and 200 lbs (65 to 96 kg)
NOTE: Cabinet louvers must not be obstructed. Air must be able
to pass freely through the cabinet louvers.
:
A
Through-the-Wall Installation
The wall opening measurements should be:
CWH12A
■Width: 23" (58.4 cm) plus twice thickness of wood used to
build frame.
■Height: 16" (40.6 cm) plus twice thickness of wood used to
buildframe.
■Depth: Dimension for depth depends on the wall thickness
andthetypeofmolding.
8
CWH1 A
■Width: 26 " (66.7 cm) plus twice thickness of wood used to
build frame.
■Height: 18 " (47.6 cm) plus twice thickness of wood used to
buildframe.
■Depth: Dimension for depth depends on the wall thickness
andthetypeofmolding.
CWH24A
■Width: 26 " (67.9 cm) plus twice thickness of wood used to
build frame.
■Height: 18 " (47.6 cm) plus twice thickness of wood used to
build frame.
■Depth: Dimension for depth depends on the wall thickness
andthetypeofmolding.
¹⁄4
3
⁄4
3
⁄4
3
⁄4
A. Cabinet louvers
Window Installation
Window opening measurements:
Model
Size
Opening
Opening
width
height
A (minimum)
B (minimum)
CWH12A
¹⁄2
28 " to 40"
(72.4 to 101.6 cm)
17¹⁄4" (43.8 cm)
28 " (72.4 cm)
¹⁄2
¹⁄4
17
" (43.8 cm)
CWH1 A
8
28 " to 42"
(71 to 106.7 cm)
19" (48.3 cm)
28" (71 cm)
19 " (43.8 cm)
CWH24A
30" to 43"
(76.2 to 109.2 cm)
19¹⁄8" (48.6 cm)
30 " (76.2 cm)
¹⁄8
19
" (48.6 cm)
CWH12A
CWH1 A
CWH24A
:
A.16" (40.6 cm)
B. 23"(58.4 cm)
:
8
3
⁄4
A.18 " (47.6 cm)
1
B. 26 "(66.7 cm)
⁄4
:
3
A.16 " (47.6 cm)
⁄4
3
B. 23 "(67.9 cm)
⁄4
C
A
B
D
C
C. Wood thickness
D. Depth
C. Wood thickness
D. Depth
C. Wood thickness
D. Depth
A
B
4
Electrical Requirements
WARNING
Electrical Shock Hazard
Plug into a grounded 3 prong outlet.
Do not remove ground prong.
Do not use an adapter.
Do not use an extension cord.
Failure to follow these instructions can result in death,
fire, or electrical shock.
Ground wire must be connected to the ground screw located in
the lower right corner of the air conditioner when the air
conditioner is in the cabinet.
The electrical ratings for your air conditioner are listed on the
model and serial number label. The model and serial number
label is located on the right-hand side of the air conditioner
cabinet.
Specific electrical requirements are listed in the chart below.
Follow the requirements for the type of plug on the power supply
cord.
Power Supply CordWiring Requirements
Recommended Grounding Method
This air conditioner must be grounded. This air conditioner is
equipped with a power supply cord having a grounded 3 prong
plug. To minimize possible shock hazard, the cord must be
plugged into a mating, grounded 3 prong outlet, grounded in
accordance with all local codes and ordinances. If a mating outlet
is not available, it is the customer's responsibility to have a
properly grounded 3 prong outlet installed by a qualified electrical
installer.
It is the customer's responsibility:
To contact a qualified electrical installer.
■
■
To assure that the electrical installation is adequate and in
conformance with National Electrical Code, ANSI/NFPA 70 latest edition, and all local codes and ordinances.
Copies of the standards listed may be obtained from:
National Fire Protection Association
One Batterymarch Park
Quincy, MA 02269
Power Supply Cord
NOTE: Your air conditioner’s device may differ from the ones
shown.
A
TEST
B
RESET
¹⁄₄"
(0.6 cm)
¹⁄₂"
(1.3 cm)
■
115-volt (103.5 min. to 126.5 max.)
0 to 12 amps
■
■
15-amp time-delay fuse or
circuit breaker
Use on single outlet circuit only.
■
■
230-volt (207 min. to 253 max.)
■
0 to 12 amps
15-amp time-delay fuse or
■
circuit breaker
■
Use on single outlet circuit only.
230-volt (207 min. to 253 max.)
■
■
0 to 16 amps
■
20-amp time-delay fuse or
circuit breaker
Use on single outlet circuit only.
■
■
230-volt (207 min. to 253 max.)
0 to 24 amps
■
■
30-amp time-delay fuse or
circuit breaker
Use on single outlet circuit only.
■
TEST
A
A. Test button
B. Reset button
RESET
B
This room air conditioner is equipped with a power supply cord
required by UL. This power supply cord contains state-of-the-art
electronics that sense leakage current. If the cord is crushed, the
electronics detect leakage current and power will be
disconnected in a fraction of a second.
5
WARNING
Electrical Shock Hazard
WARNING
Plug into a grounded 3 prong outlet.
Do not remove ground prong.
Do not use an adapter.
Do not use an extension cord.
Failure to follow these instructions can result in death,
fire, or electrical shock.
To test your power supply cord:
1. Plug the power supply cord into a grounded 3 prong outlet.
INSTALLATION INSTRUCTIONS
Unpack the Air Conditioner
WARNING
Excessive Weight Hazard
Use two or more people to move and install
air conditioner.
Failure to do so can result in back or other injury.
latch, and on some devices, a green light will turn on). The
power supply cord is ready for operation.
NOTES:
■The Reset button must be pushed in for proper operation.
■The power supply cord must be replaced if it fails to trip when
thetestbuttonispressedorfailstoreset.
■Do not use the power supply cord as an off/on switch. The
powersupplycordisdesignedasaprotectivedevice.
■A damaged power supply cord must be replacedwithanew
power supply cord obtained from the product manufacturer
and must not be repaired.
■The power supply cord contains no user serviceable parts.
Opening the tamper-resistant case voids all warranty and
performance claims.
* CWH18A:
Remove the screws inside the front panel that attach
the cabinet to the base on both sides.
Remove packaging materials
■Remove and dispose of/recycle packaging materials.
Remove tape and glue residue from surfaces before turning
on the air conditioner. Rub a small amount of liquid dish soap
over the adhesive with your fingers. Wipe with warm water
and dry.
■Do not use sharp instruments, rubbing alcohol, flammable
fluids, or abrasive cleaners to remove tape or glue. These
products can damage the surface of your air conditioner.
NOTE: Do not lift, push, pull or remove any expanded
polystyrene (foam) from inside the air conditioner. It is not
packing material.
CWH12A
■
■
Back view
Bottom view
A.
" screws
¹⁄₄
B Top channel.
A
A
B
A. Curtain housing
B. Curtain guides
A. Curtain housing
B. Curtain guides
CWH18A
■
Add two foam inserts to holes in top of cabinet where shipping
screws were removed from the air conditioner cabinet.
A
B
" screws
A. Foam
A
A.
¹⁄₄
B. Topchannel
B
2. Extend the right-hand curtain outward so you may insert a ¹⁄₄"
screw through the top hole in the curtain. Using a ¹⁄₄" screw,
screw the curtain to the top hole in the air conditioner
cabinet.
NOTE: This screw is required to correctly attach the curtain
(toptobottom) totheairconditionercabinet.
3. Whiletheright-hand curtain is stillextended, insert ¹⁄₄" screws
through the other three holes in the curtain. Screw the curtain
to all four holes in the air conditioner cabinet.
4. Slide the curtain housing into the curtain guides as far as it
will go.
5. Repeattheabovestepsfortheleft-handcurtain.
7
Window Installation-Position Cabinet in window
Place Cabinet In Window
NOTE: Windows come in a
variety of different
styles. Therefore, it may be necessary to modify
or improve your particular installation.
1. Open window and mark center of window stool.
2. Cut the seal strip to fit the underside of the bottom
window sash. Remove the peel-off backing on the
seal and attach it to this sash.
4. Shift cabinet left or right as needed to line up
center of cabinet on center line marked on stool.
5. Fasten cabinet to window stool with (2 )
3/4" screws
into holes(you may wish to pre_drill pilot holes).
A
B
A. Window Sash
B.Window Sash Sealing Strip
3. Place cabinet in window with bottom stool angle
firmly seated over window stool as shown .
Bring window down temporarily behind top angle
to hold cabinet in place.
A
C
B
A.Cabinet
B.Stool
C.Lower Channel
A
A.3/4" Screws (2)
Install Support Brecket
1. Hold each support bracket flush against outside of
sill,and tight to bottom of cabinet as shown.
Mark brackets at top level of sill,and remove.
MARK
8
2. Assemble sill angle bracket to support brackets at
the marked position as shown. Hand tighten,
but allow for any changes later.
NOTE: For through-the-wall installations, if needed, install the
molding around the room side of cabinet.
A
A. Ground wire outside of the cabinet
WARNING
Electrical Shock Hazard
Connect green ground wire to ground screw.
Failure to do so can result in death or electrical shock.
3. Connect the green ground wire to the ground screw.
Position the ground wire pointing straight up. Put the excess
ground wire between the coil and the air conditioner cabinet.
Electrical Shock Hazard
Plug into a grounded 3 prong outlet.
Do not remove ground prong.
Do not use an adapter.
Do not use an extension cord.
Failure to follow these instructions can result in death,
fire, or electrical shock.
7. Plugintoagrounded 3 prongoutlet.
8. PressRESETonthepowersupplycord. See "Electrical
Requirements".
WARNING
A. Green ground wire
B. Ground screw
A
B
11
AIR CONDITIONER USE
Operating your air conditioner properly helps you to obtain the
best possible results.
This section explains proper air conditioner operation.
IMPORTANT:
If you turn off the air conditioner, wait at least 3 minutes
■
before turning it back on. This prevents the air conditioner
from blowing a fuse or tripping a circuit breaker.
Starting Your Air Conditioner
Cool Only ModelsHeat/Cool Models
■Do not try to operate your air conditioner in the Cool mode
when outside temperature is below 65°F (18°C). The inside
evaporator coil will freeze up, and the air conditioner will not
operate properly.
NOTE: In the event of a power failure, your air conditioner will
operate at the previous settings when the power is restored.
MO DE
AUTO
LOW
MED
HI GH
CO OL
DR Y
FA N
PO WER
SA VER
+
TE MP
_
TIM ER
FIL TER
MON ITOR
PO WE R
ENER GY STAR
FAN
SPE ED
NOTE: When the air conditioner is set to Fan mode and the room
temperature is below 32°F (0°C), the display will show LO. If the
room temperature is above 99°F (37°C), the display will show HI.
NOTE: When the air conditioner is turned on for the first time
after it is plugged in, the display will show the current room
temperature and will run in the Smar System control .
When the air conditioner is turned on at all other times, the
display will show the previous settings for 5 seconds, and
then show the current room temperature.