Toshiba RAC-WK1823ESCWR User manual

USER MANUAL
Safety Precautions
Operating Instructions
Installation Instructions
Remote Control and App
Instructions
Troubleshooting Tips
Care and Cleaning
RAC-WK1823ESCWRU (18,000 BTU)
Window Type
Room Air Conditioner
Warning notices: Before using this product,
please read this manual carefully and keep
it for future reference.
change without prior notice for product
improvement. Consult with your dealer or
the manufacturer for details.
www.toshiba-lifestyle.com0202-70-Anoisrev
S
a
f
Op
I
n
s
version B - 09 - 2022 (PREVIEW01)

Page 2 User Manual
Read This Manual
Inside you’llnd many helpfulhints on how to use and maintain your air conditioner properly. Just
alittle preventive care on your part can save you a great deal of time and money over the life of
yourair conditioner. You’ll ndmany answers to common problems in the troubleshooting tips -
you should be able to x most of them quickly before calling service. These instructions may not
coverevery possible condition of use, so common sense and attention to safety is required when
installing, operating and maintaining this product.
• 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
givensupervision or instruction concerning use of the appliance by a person responsible for
their safety.
• For support, please call the Service Center at 1-855-204-5313.
• Childrenshouldbe supervised to ensure that they do not play with the air conditioner.
• The appliance shall be installed in accordance with national wiring regulations.
• Do not operate your air conditioner in a humid room such as a bathroom or laundry room.
CAUTION

User Manual Page 3
To prevent injury to the user or other people and property damage, the instructions shown here must be
followed. Incorrect operation due to ignoring of instructions may cause harm or damage. The level of risk
is shown by the following indications.
Safety
Precautions
WARNING This symbol indicates a hazardous situation which, if not avoided,
could result in death or serious injury.
CAUTION
This symbol indicates a hazardous situation, which, if not avoided,
could result in minor or moderate injury.
NOTICE
This symbol addresses practices not related to physical injury.
• Be sure the air conditioner has been securely and correctly installed according to the
installationinstructions in this manual. Save this manual for possible future use in removing or
installing this unit.
• Plug inpower cord plug properly.
re due to excess heat generation.
• Do not modify power cord length or share the outlet with other appliances as it may cause
re due to overheating.
ective grounding.
Incorrect grounding may cause electric shock.
• Unplug the unit if you notice unusual sounds or smells or smoke coming from it.
re and electric shock.
• Ventilate room before operating the air conditioner if there is a gas leakage from another
appliance.
• Do not operate or stop the unit by inserting or pulling out the power cord plug.
• Do not operate with wet hands or in very humid environments.
It may cause electric shock.
• Do not allow water to come into contact with any electric parts.
It may cause failure or electric shock.
• Do not use the socket if it is loose or damaged.
re and electric shock.
• Do not use or keep the power cord close to heating appliances.
re and electric shock.
• Do not use any devices or materials for installation that are not recommended in this manual.
• Do not disassemble or modify unit.
It may cause failure and electric shock.
WARNING

Page 4 User Manual
Safety
Precautions
• Do not damage or use an alternate power cord.
re and electric shock.
If the power cord is damaged, it must be replaced by the manufactureror an authorized service
ed person in order to avoid a hazard.
ow straight into persons to avoid possible health hazard.
• Do not open the unit during operation.
It may cause electric shock.
ammable gas or combustibles, such as gasoline, benzene,
thinner, etc.
re.
• Do not let children hang on the air conditioner orbracket.
A serious injury may occur.
re hazard or electric shock. Do not use an extension cord oran adaptor plug. Do not
remove any prongs from the power cord.
re 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 bya time delay fuse or circuit
ed electrician install the proper receptacle. Ensure the receptacle is
accessible after the unit installation.
• 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 cabinet and behind the grille.
• Do not drink the drain water. It may contain mold and bacteria that can lead to death if ingested.
lter is to be removed, do not touch the metal parts of the unit.
It may cause injury.
the circuit breaker.
re, electric shock or injury.
• Do not place obstacles around air inlets or inside of air outlet.
It may cause failure or accident.
• Clean with a soft cloth only. Do not use strong detergents that contain wax or thinners as it may
damage the product.
• Use caution when unpacking and installing. Sharp edges could cause injury.
• Do not clean the air conditioner with water.
Water may enter the unit and degrade the insulation which could lead to electric shock.
WARNING
CAUTION

User Manual Page 5
Safety
Precautions
ow.
This could injure the pet or harm the plant.
• Hold the plug by the head of the power plug when taking it out.
Otherwise, it may cause electric shock and damage.
• Ensure that the installation is properly secured to prevent the product from potentially falling.
• Do not place heavy objects on the power cord and ensure that the cord is not compressed.
re or electric shock.
the circuit breaker. Isolate supply by
ed service technician.
ect gas
combustion.
• Do not use for any purpose other than room comfort.
Do not use this air conditioner to preserve precision devices, food, pets, plants, and art objects.
It may cause deterioration.
the main power switch if the unit is not to be used for an extended time.
lter once every two weeks.
lters may cause failure.
CAUTION

Page 6 User Manual
Safety
Precautions
WARNING
ammable refrigerant.
If the refrigerant is leaked and exposed to an external ignition source,
re.
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.
EXPLANATION OF SYMBOLS DISPLAYED ON THE UNIT
• 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 withoutacontinuously operating ignition source (for
ames 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 ignitionsources.
• Do notpierce or burn.
• Be aware that the refrigerants may not contain an odor.
• Keep ventilation openings clear of obstruction.
• Unit is only to be serviced by a Toshiba authorized servicer, please call Customer Service at
1-855-204-5313 for support.
• Flammable refrigerant R32 is used within air conditioner. Please follow the instructions carefully
to handle, install, clean, and service the air conditioner to avoid damage or hazard. Do not
ed agency for properdisposal.
re or devices that generate spark/arcing shall be around the air conditioner to avoid
ammable refrigerant used. Please follow the instructions carefully to
store or maintain the air conditioner to prevent mechanical damage from occurring.
WARNING
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.

User Manual Page 7
The power supply cord with this air conditioner
contains a current detection device designed
re.
In the event that the power supply cord is
damaged, itcan not be repaired. It must be
replaced with a cord from the manufacturer.
.
• 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 it can not be reset. Please contact Customer Service.
Grounding type wall receptacle
Do not, under any
circumstances, cut,
remove or bypass
the grounding prong.
Power supply cord with 3-prong grounding
plug and current detection device.
The power supply cord contains a current
measuring device that detects damage to the
power cord. Test your powersupplycord as
follows:
1. Plug in the airconditioner.
2. The power supply cord will have TWO
buttons on the plug head. Press the TEST
button. You willnotice a click as the RESET
button pops out.
3. Press the RESETButton. Youwill 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.)
RESET
TEST
Plug in & press RESET
NOTICE
NOTICE
Safety
Precautions

Page 8 User Manual
Operating
Instructions
RAC-WK18 Models
Gurgle/Hiss
Gurgling or hissing
noises may be heard due
to refrigerant flowing
through evaporator
during normal operation.
Sound of Rushing Air
In front of the unit, you
may hear the sound of
rushing air being moved
by the fan.
Vibration
Unit may vibrate and make
noise because of poor wall
or window construction or
incorrect installation.
Trickling Sound
Droplets of water
hitting condenser
during normal
operation may cause
a trickling sound.
High Pitched Sound
High efficiency compressors may
have a high pitched sound during
cooling cycle.
All the pictures in this manual are for illustrative purposes only. The actual appearance of the air
conditioner you purchased may vary slightly, but its operation and functions will be similar.
NOTICE
This air conditioner is designed to be operated under the following conditions:
Cooling Operation
Outdoor temp.: 64 ~ 109°F / 18 ~ 43°C
Indoor temp.: 62 ~ 90°F / 17 ~ 32°C
To reduce the risk of re, electrical shock, or injury to people or property, read the SAFETY
PRECAUTIONS before operating this appliance.
WARNING
• The relative humidity of room should be less than 80%. If the unit is used in a condition with a
relative humidity over 80%, there will be condensed water on the surface of the unit.
• Performance may be reduced outside of these operating temperatures.
NOTICE

User Manual Page 9
Operating
Instructions
To begin operating the air conditioner, follow these steps:
1. Set the temperature to the coldest setting.
2. Set the control to HIGH COOL.
ow (see Air Directional Louvers).
nd most comfortable.
ow inside and outside are not obstructed.
ow Left
or Right, or Up and Down (optional on some models)
throughout the room as needed.
Move the Levers from side to side until the desired
LEFT/RIGHT direction isobtained.
ow
UP/DOWN as needed.
Levers
Air Direction
and then on again, or when changing fromcool to
fan and back to cool. This prevents damage from occurring to the compressor.
NOTICE
The Fresh Air Vent allows the air conditioner to:
1. Recirculate inside air – Vent Closed (See Fig. A)
2. Draw fresh air into the room - Vent Open (See Fig. B)
3. Exchange air from the room and draw fresh air into the room - Vent and Exhaust Open (See Fig. C).
FRESH AIR VENT CONTROL
Fig. A (VENT CLOSED) Fig. B (VENT OPEN) Fig. C (VENT & EXHAUST OPEN)

Page 10 User Manual
TO TURN UNIT ON OR OFF:
.
NOTE: The unit will automatically initiate the Energy
Saver function under Cool, Dry, Auto modes.
TO CHANGE TEMPERATURE SETTING:
Press UP/DOWN button to change temperature
setting.
NOTE: Press or hold eitherUP ( ) or DOWN ( )
button until the desired temperature is seen on the
display.
This temperature will be automatically maintained
anywhere between 62°F (17°C) and86°F (30°C). If
you want to display the actual room temperature,
see To Operate on Fan Only section.
TO ADJUST FAN SPEEDS:
Press the Fan Button to change the fan speed
between four settings – Auto, Low, Med, or High. The
fan will operate on Low Speed automatically when
set to Dry Mode.
On Auto mode,the fan operates on Auto fan speed
automatically and cannot be changed.
SLEEP FEATURE:
PressSleep button to initiate the sleep mode. In
this mode the selected temperature will increase by
2°F(1°C)30 minutes after the mode isselected.
The temperature will then increase by another 2°F/
1(or 2)°C after an additional30 minutes. This new
temperature will be maintained for 7 hours before it
returns to the originally selected temperature.
The Sleep mode program can be cancelled at any time
during operation by pressing the Sleep button again.
CHECK FILTER FEATURE:
The Check Filter feature is a reminder to clean the
air lter for a more ecient operation. The light
will illuminate after 250 hours of operation. After
cleaning the lter, press the Filter button to reset
the Check Filter function turning the light o.
ENERGY SAVER FEATURE (ECO):
PressEnergy Saver button to initiate this function.
This functionis available on COOL, DRY, AUTO (only
AUTO-COOLING and AUTO-FAN) modes. The fanwill
continue to run for 3 minutes after the compressor
shuts o. The fan then cycles on for 2 minutes at
10 minute intervals until the room temperature
is above the set temperature, at which time the
compressor turns back on and Cooling resumes.
TO SELECT THEOPERATING MODE:
To choose the operating mode, press the Mode
button. Each time you press the button, a mode is
selected in asequence that goes from Auto, Cool,
Dry and Fan.
Timer
Button
Power
Button
Sleep
Button
Fan
Button
Up () and Down ( )
Buttons
Mode
Button
Connect Indicator Light
(Smart models only)
Before you begin, thoroughlyfamiliarize yourself with the control panel as shown below and all its
functions, then follow the symbol for the functions you desire. The unit can be controlled by the unit
control alone or with the remote.
Operating
Instructions

User Manual Page 11
The indicator light adjacent will be illuminated and
remain on once the mode is selected.
and back on viathe power
button, the unit will automatically switch on the Energy
Saver function for the following modes:
Cool, Dry, Auto.
When operating on Auto mode:
- When you set the air conditioner to AUTO mode,
it will automatically select cooling or fan only
operation depending on what temperature you
have selected and the current room temperature.
- The air conditioner will control room temperature
automatically according to temperature you’ve set.
- The fan speed is automatically controlled based on
the temperature setting and room temperature and
cannot be adjusted.
When operating on Fan Only:
- Use this function when cooling is not desired, such
as for room air circulation or to exhaust stale air (on
some models, remember to open the vent during
this function, but keep it closed during cooling for
ciency.) You can choose any
fan speed you prefer.
- During this function, the display will show the actual
room temperature, not the set temperature as in the
cooling mode.
- In Fan Only mode, the temperature is not adjusted.
When operating on Dry mode:
- In this mode, the air conditioner will generally
er. Since the conditioned
space is a closed or sealedarea, some degree of
cooling will occur.
TIMER: AUTO START/STOP FEATURE:
- When the unit is on, press the Timer button. The
” LED indicator light will illuminate
indicating the Auto stop feature has been activated.
, press the Timer button. The
“Timer on” LED indicator light will illuminate
indicating the Auto start feature has been activated.
- When the time of TIMER ON is displayed, press the
Timer button again. The TIMER OFF indicator light
illuminates. Itindicates the Auto Stop program
has initiated.
- Press or hold the UP ( ) or DOWN ( ) button to
change the Auto time by 0.5 hour increments, up to 10
hours, then at 1 hour increments up to 24 hours. The
control will count down the time remaining until start.
- The selected time will register in 5 seconds,
and the system will automatically revert back
to display the previous temperature setting or
room temperature when the unit is on. (when
, there is no display.)
- Turning the unit ON or OFF at any time or
adjusting the timersetting to 0.0 will cancel
the Auto Start/Stop timed program.
DISPLAYS:
Shows the set temperature in“°C”or“°F”and the
Auto-timer settings. While on Fan Only mode, it shows
the room temperature. If the room temperature is too
high or low, it will display”HI”or“LO”.
Error codes:
AS - Room temperature sensor error - Unplug the
unit and plug it back in. If error repeats, call
for service.
ES - Evaporator temperature sensor error -
Unplug the unit and plug it back in. If error
repeats, call for service.
DISPLAYS
• To change the AC between Celsius and
Fahrenheit scales, press the temperature
control arrows at the same time for 5 seconds.
unexpectedly due to the
power outage, it will restart with the previous
function setting automatically when the
power resumes.
NOTICE
To cancel timer operation, press and hold the
timer button for 2 seconds until the beep/
buzzer isheard.
NOTICE
Operating
Instructions

Page 12 User Manual
Read these instructions completely and
carefully.
• IMPORTANT - Save these instructions.
• IMPORTANT - Observe allgoverning
codes and ordinances.
We recommend that two people install
this product.
Properinstallation is the responsibility of
the installer.
Product failure due to improper
installation is not covered under the
Limited Warranty.
You MUST use all supplied parts and
use properinstallation procedures as
described in these instructions when
installing this air conditioner.
Do not, under any circumstances, cut or
remove the third (ground) prong from
the power cord.
Do not change the plug on the power
cord of the air conditioner.
Aluminum house wiring may present
special problems - consult a qualied
electrician.
When handling the unit, be careful to
avoid cuts from sharp metal edges and
aluminum nson front and rear coils.
Please wear cut-resistance gloves
Installation
Instructions
WARNING
Save carton and these Installation
Instructions for future reference.
The carton is the best way to store the
unit when not in use.
NOTICE
Performa preliminary check of your installation per
Preliminary Instruction steps 1-5.
Unit Height: 17-5/8”
Unit Width: 23-5/8”
Min. Window Opening: 18-1/2”
Min. Window Width: 28”
Max. Window Width: 40-1/2”
Window Sash Seal
Top RailFoam Gasket
3/4”Long Flat Head Bolt
Sill Angle Bracket
1 /2”Long
Screw and
Locknuts
Window
Support
Bracket
Accordion
Panel
Assembly
(Right)
Side
Retainer
Washer Head
Locking
Screw
Bottom Rail
Seal to Unit
Accordion
Panel
Assembly
(Left)
Safety Lock and
3/4”(or 1/2”) Long
Hex Head Screw
Locknuts

User Manual Page 13
Installation
Instructions
Phillips
Screwdriver
Level
Flathead
Screwdriver
Pencil
Ruler or tape measure
Scissors or knife
1. Check window opening size - the mounting parts furnished with
this air conditioner are made to install in a wooden sill double-
hung window. The standard parts are for window dimensions
listed above. Open sash to a minimum of 19”(483 mm). See Fig. D.
2. Check condition of window - all wood parts of window must be
rmly hold the needed screws. If not,
make repairsbefore installing unit.
ow - check the area outside
of window for things such as shrubs, trees, or awnings. Inside, be
ow.
4. Check the available electrical service - Power supply must be the
same as that shown on the unit serial nameplate. Power cord is
48 in long. The outlet should be within reach of the power cord.
5. Carefully unpack air conditioner - Remove all packing material.
oor or carpet from damage. Two people should be used
to move and install unit.
SASH
Storm Window Frame
or Other Obstruction
19”MIN.
1/2”MIN.
Hardware (Packed with the unit)
Accordion Panel Insulation and weather stripping
is for ENERGY STAR models only.
NOTICE
7/16” Locking screw and
Flat washer for accordion panels 2 ea.
3/4”(or 1/2”) Long
Hex-head Screw 7
Safety Lock 1
1/2”Long screw
and Locknut
4 ea.
3/4”Long Flathead Bolt
and Locknut
2 ea.
Sill Angle Bracket 2
Long hex-head locking screw
for top rail, side retainer
5/16” Length
10
Cabinet Foam Insert 2
Window sash seal foam 1
Weather stripping
(10”*3/4” *1/12” )
5
2
2
2
Safety Lock
(for Vinyl-Clad window)
Locking screw #10 X1/4” panhead
Phillips screws (for Vinyl-Clad window)
Accordion Panel Insulation
Lock Frame (For Wooden
windows) (on some models)
3/4” Long Screw (on some models)
2
2

Page 14 User Manual
lter. (See Fig. 1).
B. Lift front grille upwards and place to one side.
C. Locate the four front screws and remove. These screws will be
needed to re-install the front panel (see Fig. 2).
D. Push metal cabinet side to release plastic tabs on each side of
front panel (see Fig. 3).
unit (see Fig. 3A).
F. Disconnect the connector plug of the display panel from the
unit and place front panel to one side (see Fig. 4).
G. Remove shipping screws from top of unit and also on the
side by the base if installed (see Fig. 5).
H. Hold the cabinet while pulling on the base pan handle, and
carefully remove the unit.
Front Panel
Front Grille
Shipping
Screws
Installation
Instructions

User Manual Page 15
I. Add two foam inserts to holes in top of cabinet where shipping
screws were removed from (see Fig. 6).
J. Yourunit may come with internal packaging. This packaging
must be removed prior to installing the air conditioner back
into the cabinet. (see Fig. 7).
Shipping
Packaging
Plastic
Tie
oor, a bench, or a table.
B. Attach foam gasket to top rail above holes as shown in Fig. 6.
C. Install top rail and side retainers to cabinet as shown in Fig. 8
(10 screws).
5/16”long
hex-head
Plastic Frame
Side Retainer
Window
Accordion
Panel
D. Slide 1 section of window accordion panel into side retainer on
the side of the cabinet (see Fig. 9 & Fig. 10). Do both sides.
E. Insert top and bottom legs of window accordion panel frame
into channel in the top rail and bottom rail. Do both sides.
F. Insert washer head locking 7/16”screws (2) into
holes in top leg of accordion panel frame (see
step 6). Do not completely tighten.
Allow leg to slide freely. Screws will be
tightened after section 6.
TOP VIEW
Air Conditioner
Cabinet
Plastic
Frame
Locking
Screw
Hole
Window
Accordion Panel
“I”Section
Installation
Instructions

Page 16 User Manual
A. Open window and mark center of window sill as shown (Fig. 11).
rmly
seated over the window sill as shown. Bring window down
temporarily behind top rail to hold cabinet in place (Fig. 12).
C. Shift cabinet left or right as needed to line up center of
cabinet on center line marked on sill.
D. For wooden window: Fastencabinettowindow innersill with
two 1/2” long hex head screws into holes(Fig.13A). (Youmay
wish to pre-drill pilot holes.)
For Vinyl-Clad window: Place two safety locks into the holes
located inthe bottom of the cabinet and drive two #10X1/4”
pan-head Phillips locking screws through the safety locks
into the cabinetas shown (Fig.13B).
A. #10 X 1/4”pan-head Phillips screws
B. Safety Lock (Only for Vinyl-Clad Window)
C. Bottom Rail Foam Seal
E. Remove protective strip from adhesive side of Bottom Rail
Foam Seal. Apply Seal over screws fastening bottom rail to
window inner sill.
Sill
Mark
FIG.13A
1/2″long
HEX-HEAD
SCREW
A
BFIG.13B
C
ush against outside of sill, and tight
to bottom of cabinet as shown in Fig. 14. Mark brackets at top
level of sill, and remove.
Installation
Instructions

User Manual Page 17
Window Sash
About 11/4”to 15/8”
Measure from
the cabinet
edge
Side
Louvers
Window Sill
Sill Angle
Bracket
Right
Left
Locknut
Sill Angle
Bracket
Flathead Bolt
2 Each Required For
Each Support Bracket
1/2”Long Screws
and Locknuts
A. Carefully raise window to expose accordion
panellocking screws. Loosenscrews so
accordion panels slide easily.
ll window opening
completely. Tighten locking screws on top
(Fig. 17).
C. Close window behind top rail.
1/2”Long
Screws and
Locknuts
7/16”
Locking
Screw and
Washer
Locking Screw
Check that air conditioner is tilted back
about 1-1/4 in to 1-5/8 in (tilted about 3° to
4° downward to the outside). After proper
installation, condensate should not drain from
ow drain hole during normal use.
Adjust the slope if otherwise (Fig.15).
NOTICE
B. Assemble sill angle bracket to support brackets
at the marked position (Fig. 14A). Hand tighten
only so adjustments can be made later.
C. Install support brackets (with sill angle
brackets attached) to correct hole in bottom
of cabinet as shown in Fig. 16.
D. Tighten all 6 bolts securely.
Installation
Instructions

Page 18 User Manual
3/4”(or 1/2”)
long Hex-head
screw
D. Use a 3/32”drill bit to drill a starter hole
through the middle hole of the top rail into
the window sash frame. Drive one 3/4” (or
1/2”) HEX-HEAD locking screw through the
hole just drilled as shown (Fig. 17A).
A. 3/4” (or 1/2”) Long Hex Head Screw
B. Left-Hand Accordion Panel Frame
C. Window Sash Frame
Window Sash Frame
A
B
CE. Extend the accordion panels out against the
window frame.
F. Use a 1/8”drill bit to drill a starter hole
through the hole in the top leg of each
accordion panel frame into the window sash
(Fig. 18 and Fig. 18A). Connect with one 3/4”
(or1/2”) long hex head screw.
G. Attach the Lock Frames to the window sill
using two 3/ 4 (19mm) screws (Fig.18B) (on
some models).
Window Sash
Seal
Safety Lock
3/4”(or 1/2”)
Long
Hex-head
Screws
Weather seal
A
A. 3/4” (or 1/2”)long
hex head screw
Weather seals
A. Trim sash seal to t window
width. Insert into space
between upper and lower
sashes (Fig. 19).
B. Attach right angle safety
lock (Fig. 19A).
Fig. 18B
Installation
Instructions

User Manual Page 19
A. Liftairconditioner and carefully slide into cabinet leaving 6” protruding.
nned coils.
rmlyseated towards rear of cabinet.
D. Installation of front is the reverse of removal outlined in Section 1.
In order to minimize air leaks and ensure optimal insulation, it is
necessary to install the includedaccordion panelinsulationto
the side curtain. Follow the instructions below.
A. After the unit is installed in the window, measure the inner
widthof the side curtain as shown (Fig. 20).
Measure the inner width
of the side curtain
or
B. Mark a line on the provided accordion panelinsulationthat
is 1/8” (3 mm) less than the measured width in step 1, then
cut the Accordion Panel Insulationalong the line (Fig. 21).
C. Slide the accordion panel insulation into the side curtain.
The side with the pattern should facing indoors. (Fig. 22).
D. Repeat on the other side.
Installation
Instructions

Page 20 User Manual
E. In order to minimize air leaks between
the room air conditioner and the window
opening, trim the weather stripping to the
the protective backing
and plug any gaps if needed (Fig. 23).
Check your storm windows –if your storm
window frame does not allow for the
clearance required, correct it byeither
removing the storm window- if able, or by
adding apiece of wood as shown in Fig. 24.
SASH
19” MIN.
Storm Window Frame
or OtherObstruction
Board thickness as
required. Mount along
entire sill by
adequately fastening
with nails or screws
1/2” MIN.
1/2”MIN.
, and disconnect power cord.
• Remove sash seal from between windows, and unscrew safety lock.
• Remove screws installed through frame and frame lock.
• Remove the accordion panel insulation (ENERGY STAR models only).
• Slide the accordion panels into the rails to close.
rm grip on air conditioner, raise the sash and carefully remove.
• Be careful not to spill any standing water while lifting unit from window. Store parts WITH air conditioner.
Installation
Instructions