Sanyo KMS2472, KMS1872 User Manual
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Features
This air conditioner is an inverter type unit that automatically adjusts capacity as appropriate. Details on these functions
are provided below; refer to these descriptions when using the air conditioner.
• Microprocessor Controlled Operation
The interior compartment of the remote control unit
contains several features to facilitate automatic
operation, easy logically displayed for easy use.
• Simple One-touch Wireless Remote Control
The remote control unit has several features to
facilitate automatic operation.
• 24-Hour ON or OFF Timer
This timer can be set to automatically turn the unit
on or off at any time within a 24 hour period.
• 1-Hour OFF Timer
This timer can be set to automatically turn off the
unit at any time after one hour.
• Night Setback
Pressing this button changes the setting of the
room temperature thermostat, allowing you to set
the temperature at whatever level that you find
comfortable.
• Automatic and 3-step Fan Speed
Auto/High/Medium/Low
• Air Sweep Control
This function moves a flap up and down in the air
outlet, directing air in a sweeping motion around the
room and providing comfort in every corner.
• Automatic Restart Function for Power Failure
Even when power failure occurs, preset
programmed operation can be reactivated once
power resumes.
• High Power Operation
The unit operates at maximum output for 30
minutes, regardless of the desired temperature.
The fan speed is 1 step above “High”.
• Quiet Operation
The fan rotates slower than the fan speed setting to
provide a quieter operating sound.
• ION Operation
While it is operating, the unit generates negative
ions that freshen up the air in the room.
• Anti-Mold Filter
This unit is equipped with an anti-mold filter that
inhibits the growth of mold and bacteria.
• Air Clean Filter
An air filter that eliminates unpleasant odors and
cleans the air is available.
Purchase a replacement filter at your local dealer.
(model STK-FDXB)
• Auto. Flap Control
This automatically sets the flap to the optimum
position during cooling and drying operation.
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Contents
Features............................................................................................................ 2
Product Information........................................................................................... 3
Alert Symbols.................................................................................................... 3
Installation Location .......................................................................................... 4
Electrical Requirements .................................................................................... 4
Safety Instructions............................................................................................. 4
Names of Parts ................................................................................................. 5
Using the Remote Control Unit ....................................................................... 10
Operation with the Remote Control Unit ........................................................ 12
Special Remarks ............................................................................................. 16
Setting the Timer............................................................................................. 17
Using the 1-Hour OFF Timer .......................................................................... 19
Tips for Energy Saving.................................................................................... 19
Adjusting the Airflow Direction ........................................................................ 20
Operation without the Remote Control Unit .................................................... 21
Care and Cleaning .......................................................................................... 21
Troubleshooting............................................................................................... 24
Operating Range............................................................................................. 24
Page
1. Operation ............................................................................................... 12
2. Adjusting the Fan Speed........................................................................ 13
3. Fan Only................................................................................................. 13
4. Night Setback Mode............................................................................... 14
5. QUIET Mode .......................................................................................... 15
6. HIGH POWER Mode ............................................................................. 15
7. ION Mode............................................................................................... 15
Product Information
If you have problems or questions concerning your Air Conditioner, you will need
the following information. Model and serial numbers are on the nameplate on the
bottom of the cabinet.
Model No. ______________________ Serial No. ____________________
Date of purchase ________________________________________________
Dealer’s address ________________________________________________
Phone number ________________
Alert Symbols
The following symbols used in this manual, alert you to potentially
dangerous conditions to users, service personnel or the appliance:
This symbol refers to a hazard or unsafe
practice which can result in severe
personal injury or death.
CAUTION
This symbol refers to a hazard or unsafe
practice which can result in personal injury
or product or property damage.
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Installation Location
• We recommend that this air conditioner be installed properly by qualified
• Before installation, check that the voltage of the electric supply in your home or
• Do not install this air conditioner where there are fumes or flammable
• Do not install the air conditioner where excessively high heat-generating
Avoid: To protect the air conditioner from heavy corrosion, avoid installing the outdoor
unit where salty sea water can splash directly onto it or in sulphurous air near a
spa.
installation technicians in accordance with the Installation Instructions
provided with the unit.
office is the same as the voltage shown on the nameplate.
gases, or in an extremely humid space such as a greenhouse.
objects are placed.
Electrical Requirements
1. All wiring must conform to the local electrical codes. Consult your dealer or a
qualified electrician for details.
2. Each unit must be properly grounded with a ground (or earth) wire or through
the supply wiring.
3. Wiring must be done by a qualified electrician.
Safety Instructions
• Read this Instruction Manual carefully before using this air conditioner. If
you still have any difficulties or problems, consult your dealer for help.
• This air conditioner is designed to give you comfortable room conditions.
Use this only for its intended purpose as described in this Instruction
Manual.
• Never use or store gasoline or other flammable vapor or liquid near the
air conditioner — it is very dangerous.
• This air conditioner has no ventilator for intaking fresh air from
outdoors. You must open doors or windows frequently when you use
gas or oil heating appliances in the same room, which consume a lot of
oxygen from the air. Otherwise there is a risk of suffocation in an
extreme case.
CAUTION
4
• Do not turn the air conditioner on and off from the power mains switch.
Use the ON/OFF operation button.
• Do not stick anything into the air outlet of the outdoor unit. This is
dangerous because the fan is rotating at high speed.
• Do not let children play with the air conditioner.
• Do not cool the room too much if babies or invalids are present.
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Names of Parts
Air intakes
Air outlet
Remote control unit
Refrigerant tubes
OUTDOOR UNIT
INDOOR UNIT
Drain hose
Air outlet
NOTE
Air Intake Air from the room is drawn into this section and passes through air filters which
Air Outlet Conditioned air is blown out of the air conditioner through the air outlet.
Remote Control Unit The wireless remote control unit controls power ON/OFF, operation mode
Refrigerant Tubes The indoor and outdoor units are connected by copper tubes through which
Drain Hose Moisture in the room condenses and drains off through this hose.
This illustration is based on the external view of a standard model.
Consequently, the shape may differ from that of the air conditioner which you
have selected.
This air conditioner consists of an indoor unit and an outdoor unit. You can control
the air conditioner with the remote control unit.
remove dust.
selection, temperature, fan speed, timer setting, and air sweeping.
refrigerant gas flows.
Outdoor (Condensing) Unit The outdoor unit contains the compressor, fan motor, heat exchanger coil, and
other electrical components.
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Unit Display and Operation Button
INDOOR UNIT
IMPORTANT
Avoid using radio equipment
such as mobile phone near
(within 4 ft.) the remote
control receiver. Some radio
equipment may cause
malfunction of the unit.
QUIET
OPERATION lamp
TIMER lamp
QUIET lamp
ION lamp
OPERATION button
If the trouble happens,
disconnect power and restart
REMOTE CONTROL receiver
the air conditioner after a few
minutes.
REMOTE CONTROL receiver This section picks up infrared signals from the remote control unit (transmitter).
OPERATION button When the remote control cannot be used, pressing this button enables cooling
operation.
Each time this button is pressed, the operation mode changes cyclically.
Cooling operation Stop
OPERATION lamp This lamp lights when the system is in the continuous DRY (orange), COOL
(green) and FAN (green) mode.
TIMER lamp This lamp lights when the system is being controlled by the timer.
QUIET lamp This lamp lights during operation in the QUIET mode.
ION lamp This lamp lights during operation in the ION mode while the indoor unit is
operating.
NOTE
The unit’s display lamps are dimmed during operation in the NIGHT SETBACK
mode.
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Remote Control Unit (Display)
Displayed when the
time display is set to
12-hour time.
Displayed when transmitting data
Displayed when indoor unit sensor
is in use
Displayed when setting
temperature
Displayed when temperature is
shown
Displayed when setting timer
(1) Operation mode
MILD DRY ..............................
COOL.....................................
FAN ........................................
(2) Fan speed
Automatic operation ...............
HIGH .....................................
MEDIUM.................................
LOW .......................................
Symbols
(4) Timer
24-hour clock with ON/OFF
program Timer........................
ON Timer................................
OFF Timer..............................
1-hour OFF Timer...................
(5) NIGHT SETBACK ..................
(6) Confirmation of
transmission ...........................
(7) Auto. fla.dication.....................
(3) Temperature setting
60–86°F
When set to 80 °F
temperature indication............
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Flap angle indication ..............
Sweep indication ....................
(8) High power operation .............
(9) Quiet operation.......................
(10) ION operation.......................
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Remote Control Unit
Transmit t e r
ION button
QUIET button
FAN SPEED selector button
FLAP button
ON TIME
Advance button
setting
buttons
Return button
CANCEL button
SENSOR button
Display
Sensor
(Cover closed)
ON/OFF operation button
1 HR. TIMER button
Temperature setting buttons (TEMP.)
MODE selector button
NIGHT SETBACK button
HIGH POWER button
Advance button
Return button
OFF TIME
setting
buttons
CLOCK button
Time display selector button
ADDRESS switch
ACL button
Temperature display
selector button
NOTE
The illustration above pictures the remote control unit after the cover has been
opened.
Transmit t e r When you press the buttons on the remote control unit, the mark appears in
the display to transmit the setting changes to the receiver in the air conditioner.
Sensor A temperature sensor inside the remote control unit senses the room
temperature.
Display Information on the operating conditions is displayed while the remote control unit
is switched on. If the unit is turned off, FLAP setting and FAN SPEED setting are
not displayed.
ION button : This button is for turning the negative ions generated during operation on
and off.
ON/OFF operation button This button is for turning the air conditioner on and off.
1 HR. TIMER button
(1-HOUR OFF TIMER)
: When you press this button, regardless of whether the unit is operating or
stopping, the unit operates for one hour and then shuts down.
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Remote Control Unit (continued)
Temperature setting buttons
(TEMP.)
Press the button to increase the set temperature.
Press the button to reduce the set temperature.
The temperature setting changes by 1 °C or 2 °F each time one of the TEMP.
buttons is pressed.
QUIET button : When you press this button, the fan rotates slower than the fan speed
setting to provide a quieter operating sound.
MODE selector button Use this button to select DRY, COOL or FAN mode.
(DRY) : The air conditioner reduces the humidity in the room.
(COOL) : The air conditioner makes the room cooler.
(FAN) : The air conditioner works only as a circulation fan.
FAN SPEED selector button : The air conditioner automatically decides the fan speeds.
: High fan speed
: Medium fan speed
: Low fan speed
NIGHT SETBACK button For details, see “4. Night Setback Mode”. When you press this button in the DRY
or COOL mode, the mark appears in the display, and the remote control unit
will automatically adjust the set temperature to save energy.
FLAP button Press this button either to select the setting of the airflow direction to the auto.
flap in each mode or one of the six possible positions manually or to select the
sweep function which moves the flap up and down automatically.
: Auto flap setting: If selected in a cooling or dry operation, the flap is set at
position (7) in the following chart.
: The airflow direction can be set manually. (six positions)
: The flap moves up and down automatically.
NOTE
When you press the FLAP button, the air flow direction will be changed one by
one as follows.
SWEEP
HIGH POWER button : If this button is pressed during DRY, COOL or FAN operation, the unit
operates at maximum output for 30 minutes, regardless of the desired
temperature.
The fan speed is 1 step above “High”.
ON TIME/OFF TIME setting
buttons
No display: The timer does not operate.
: The air conditioner starts at the set time.
: The air conditioner stops at the set time.
: The air conditioner stops and starts, or starts and stops, at the
set times every day. For details, see “Setting the Timer”.
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