Trane CWCS User manual

¡flKEEP THIS OPERATION MANUAL FOR FUTURE REFERENCE
CWCS
CASSETTE FAN COIL TYPE
ROOM AIR CONDITIONER
OPERATION MANUAL

PRECAUTIONS
¡·
Before using the appliance, read these "PRECAUTIONS" thoroughly and operate in the correct way.
¡·
The instructions in this section all relate to safety; be sure to maintain safe operating conditions.
¡·
"CAUTION" and "WARNING" have the following meanings in these instructions:
This mark indicates procedures which, if improperly performed, might possibly result in
personal harm to the user, or damage to property.
This mark indicates procedures which, if improperly performed, might lead to the death or
serious injury of the user.
CAUTION!
WARNING!
DANGER
Do not attempt to install this air conditioner by yourself.
¡·
Consult authorized service personnel for all installations.
Consult authorized service personnel for any repairs.
¡·
Do not attempt to remove parts, or service the unit yourself, since you may be exposed
to dangerous electrical shock. This appliance contains no user-serviceable parts.
When moving, consult authorized service personnel for
disconnection and installation of the unit .
¡The triangular symbol indicates WARNING and CAUTION items.
¡‡This symbol indicates prohibited operations. The prohibited action is indicated both within the symbol, and in
nearby explainations.
¡·This symbol indicates instructions regarding operations which are to be performed by the user.
Safety Symbols
PRECAUTIONS .................................................. 2
NAME AND FUNCTION OF PARTS ......................... 6
PREPARTION..................................................... 10
AUTOMATIC OPERATION.....................................12
MODE OPERATION(COOL,DRY,FAN,HEAT).............14
TIME/TEMP. ADJUSTMENT...................................17
AIR DIRECTION ADJUSTMENT..............................18
TIMER BUTTON SETTING .................................... 19
TIMER OPERATION ............................................. 20
SLEEP OPERATION ............................................. 21
ELECTROSTATIC CLEANER (OPTIONAL) ................ 22
CARE AND MAINTENANCE ................................... 23
TROUBLE SHOOTING .......................................... 25
OPERATION DETAILS .......................................... 27
CONTENTS
2

3
PRECAUTIONS
DANGER
Do not stay in direct cooling airflow for long periods.
¡·
Excessive direct exposure to chilled air could be bad for your health.
¡·
Be especially careful when going to bed, and in rooms where infants, aged, or sick
people are staying.
Do not insert fingers or objects into the outlet port or indoor
unit front panel.
¡·
A fan operates at high speed inside the unit, and personal injury could result.
¡·
Be particularly careful regarding small children.
Do not start and stop air conditioner operation by disconnecting
the power cord and so on.
In the event of a malfunction (burning smell, etc.), immediately
stop operation, disconnect the power plug, and consult authorized
service personnel.
¡·
Continuing to operate the unit under such conditions could lead to hazard of
fire or electrical shock.

4
PRECAUTIONS
CAUTION
Provid occasional ventilation during use.
¡·
Be careful to provide adequate ventilation particularly
when using the unit in combination with other heating
apparatus.
¡·
Insufficient ventilation could lead to oxygen starvation.
Do not climb on, or place objects on, the air
conditioner.
¡·
Personal injury could result from a falling object, or if the
unit tips over.
¡·
Do not hang on or cover the air conditioner.
Do not expose the air conditioner directly to water.
¡·
Electrical insulation could be damaged, resulting in
electrical shock.
Do not pull power cord.
¡·
Pulling on the cord to disconnect the plug could damage
the wires inside the cord, resulting in heat or fire.
Turn off power source when not using the
unit for extended periods.
Take precautions to prevent infants
from accidentally swallowing batteries.
¡·
A battery can be very harmful if swallowed. If an infant
accidentally swallows a battery, make the infant eject it,
and consult your physician.
Do not direct air flow at fireplaces or heating
apparatuses.
¡·
Direct air blowing on fires could result in improper
combustion or fire.
Do not set flower vases or water containers on
top of air conditioners.
¡·
Water leaking inside the unit could damage electrical
insulation, leading to danger of electrical shock.
Do not operate the air conditioner with wet hands.
¡·
Electrical shock could result.
Always turn off power and disconnect the power
plug whenever cleaning the air conditioner or
changing the air filter.
¡·
A fan operates at high speed inside the unit, and personal
injury could result.
Check the condition of the installation for damage.
¡·
After lengthy use, arrange for visit by authorized service
personnel to check installation condition.

5
Do not drink the water drained from the air
conditioner.
Take out the batteries from the remote control unit
when not using for a long time.
¡·
Take out the batteries to prevent troubles caused by battery
liquid leakage.
¡·
If leaking battery fluid comes in contact with your skin, eyes,
or mouth, immediately wash with copious amounts of water,
and consult your physician.
Always operate with the air filter installed.
¡·
Operating the unit without the air filter could cause
excessive dirt to collect on internal parts, leading to
malfunction.
Install the indoor unit and remote control unit at
least one meter from any television sets or radio.
¡·
Signal radiation could be induced into the system to give
erroneous operation.
When installing the indoor unit and outdoor unit ,
take precautions to prevent access by infants.
¡·
Unexpected accidents could occur.
Avoid to install the air conditioners near the
fireplace and heating devices.
¡·
The shell of air conditioner may be warped when it is
explored at too high temperatwe surroundings.
Do not use in applications involving the storage
of foods, plants or animals, precision equipment,
or art works.
¡·
The quality of the stored items may deteriorate.
Do not touch the heat exchanger radiator fins.
¡·
Personal injury could result.
¡·
Be particularly careful when cleaning.
¡·
Bending or damage to the fins will affect the efficiency
of the unit.
Do not block or cover the front panel and outlet
port.
¡·
Obstructing the ports will reduce operating efficiency,
leading to improper operation and possible damage.
Do not inflammable gases near the air conditioner.
For heat pump mode, the temperature of connectors
are high. Be careful when operate the system.
¡·
Someone may be burned when touch carelessly the
connectors.
CAUTION

2
13
4
6
NAME AND FUNCTION OF PARTS
Indoor Unit
1Air Filter
Remove all dirt and dust from the air.
2Air flow-direction Louvers
Control airflow direction.
3Indicator Lamps
Show the current operating status.
4Front Panel
Air enters from here.

7
2
134
5
Indicator Lamps
1 SLEEP
ELECTROSTATIC CLEANER (OPTIONAL) (RED)
¡·
Lights when sleep function is operating.
¡·
After 200hrs using, flashes to advise filter cleaning.
2 OPERATION INDICATOR (GREEN)
¡·
Lights when unit is operating.
¡·
Flashes when unit turn on lasts for 20 seconds or 2-way/3-way
stops.
3 TIMER INDICATOR (YELLOW)
¡·
Lights during TIMER operation.
¡·
Flashes when unit is broken down.
4 EMERGENCY BUTTON
When the remoter is broken or lost, you can use the emergency
button to start the A/C.
5 SIGNAL RECEIVER
It receives the signal transmitted from the remoter.

8
NAME AND FUNCTION OF PARTS
Remote Controller
1POWER ON/OFF button
Press to start and stop operation.
2SLEEP button
Press to use sleep function mode.
3TIMER ADJUST button (1HR-9HR)
Use to quickly set the desired operating time (1hr-9hr).
4TEMP/TIME button (¡¡ˇˇ )
Press to set the unit's thermostat and clock. (increase)
5TEMP/TIME button (--)
Press to set the unit's thermostat and clock. (decrease)
6MODE CONTROL button
Press to set the various operating models (AUTO ,
COOL , DRY , FAN , HEAT )
7AIRFLOW DIRECTION button
Use to adjust the airflow.
8ELECTROSTATIC CLEANER button (OPTIONAL)
Press to purify the room air.
9FAN CONTROL button
Press to select the fan speed (AUTO, LOW, MEDIUM,
HIGH)
AIRFLOW DIRECTION AUTO
Press to set the airflow direction AUTO.
OFF TIMER button
Set to the desired time that you wish operation to stop.
ON TIMER button
Set to the desired time that you wish operation to start.
TIMER CANCEL button
Use to cancel the timer set condition.
TIMER CONFIRM button
Use to confirm the timer set condition.
CLOCK SET button
Use to adjust the current time.
ACL button
Use to reset all the user set and return to original set
condition.
SIGNAL TRANSMITTER
Control signals are sent to the air conditioner from here.

1
6
8
2
5
4
7
3
9
Remote Controller Display
NAME AND FUNCTION OF PARTS
1Transmit Indicator
This indicator is displayed when a signal is sent to the air
conditioner.
2Clock Display
Indicate either the current time or the timer setting
( AM, PM, from 1:00 to 12:59 ) .
¡·
When use "ON TIME" function, on the LCD right side will
disply the time desidered to start operation.
(AM. PM from 1:00 to 12:59)
¡·
When use "OFF TIME" function, on the LCD left side will
disply the time desidered to stop operation.
(AM. PM from 1:00 to 12:59)
3Operation Mode Display
Display the operation mode ( AUTO,COOL,DRY,FAN,HEAT ).
4Timer Adjust Display
Display the desired time to operate.
5Set Temperature Display
Display the thermostat setting.
6Fan Speed Display
Display the current fan speed.
7Sleep and Air Clean
8Timer Mode Display
Display the modes of current time, OFF TIMER,
ON TIMER.
¡·
Signals will not be transmitted properly if a wall,curtain,
or other object is between the air conditioner and the
remote control unit.
¡·
The air conditioner may fail to operate properly if strong
direct light is allowed to strike the signal receiver. Use a
curtain to shade strong sunlight from windows, and place
strong lamps at a distance away from the signal receiver.
¡·
If another electric appliance is operated by the remote
control unit move the appliance away or consult with
authorized service personnel.
¡·
Do not place the remote control unit in locations where it
may be subjected to heat from direct sunlight or from
heating apparatus.
¡·
Do not subject the remote control unit to strong impacts,
and do not allow water or other liquids to splash on it.
¡·
When the remote control unit is used in rooms furnished
with instant-lighting type fluorescent lamps,the air
conditioner may fail to receive control signals correctly.
Consult with authorized service personnel when
purchasing a new fluorescent lamp.

1Press and slide the battery compartment lid
on the bottom to open it.
Slide in the direction
of the arrow while
pressing the ¥W place.
2Insert batteries.
Be sure to align the battery
polarities¡]¡ /¡‡¡^correctly.
3Close the battery compartment lid.
10
PREPARATION
Turn on the Power
1Connect the power plug to an electrical point.
Load Batteries (R03/ LR03¡2)
Prepare the Remote Control Unit
Load batteries in the remote control unit and set the clock
to the current time.
CAUTION!
NOTE:
¡·
Take precautions to prevent infants from acciden-
tally swallowing batteries.
¡·
When not using the remote control unit for an ex-
tended period, remove the batteries to avoid pos-
sible leakage and damage to the unit.
¡
If leaking battery fluid comes in contact with your
skin, eyes, or mouth, immediately wash with copi-
ous amounts of water, and consult your physician.
¡·
Dead batteries should be removed quickly and
disposed of properly, either by placing in a public
battery collection receptacle, or by returning to a
properly equipped dealer.
¡·
Do not attempt to recharge dry batteries.
¡·
Never mix new and used batteries, or batteries of
different types.
¡·
Batteries should last about one year under normal
use. If the remote control unit's operating range
becomes appreciably reduced, replace the batter-
ies and press the ACL button with the tip of a ball-
point pen or other small object.

¡·
The remote control unit must be pointed at signal receiver
to operate correctly.
¡·
When a signal is properly received by the air conditioner,
a beeping sound will be heard.
¡·
If no beep is heard, press the remote control unit button
again.
123
11
PREPARATION
Set the Current Time
1Press the TIME ADJUST button.
To Use the Remote Control Unit
Use the tip of a ball-point
pen or other small object
to press the button.
TIME ADJUST
button
The AM, PM will flash.
(Remote Control Unit
Display)
Example:
When the clock is set
to 11:30 AM.
3Press the TIME ADJUST button again.
This completes the time setting and starts the clock.
TIME ADJUST
button
The AM,PM, display
stops flashing and
lights steadily.
Signal Receiver
Operating Range:
Within about 7
meters
Remote Control Unit Holder
¡·
This holder can be mounted on a wall or in a convenient
position to allow operation.
¡·
If the holder is installed in a location allowing signals to be
received by the air conditioner, the remote control unit can
be used without removing it from the holder.
1 Mount the Holder.
2 Set the remote control unit .
3 To remove the remote control unit (for hand use).
Screws
Press in
Insert Slide up
Pull out
2Use the /TIME SET buttons to adjust the
clock to the current time.
button: Press to advance the time.
button: Press to reverse the time.
(Each time the buttons are pressed, the time will be
advance/reversed in one-minute increments; hold the
buttons depressed to change the time quickly in one-
minute increments every 0.1 second ).

Cooling
Dry
Fan
25¢J
23¢J
¡·
Cooling
Cooling 25¢J above
Dry 23¢J¡ª 25¢J
Fan 23¢J below
¡·
Heating
Cooling 25¢J above
Dry 23¢J¡ª 25¢J
Heating 23¢J below
12
Cooling
Dry
Heating
25¢J
23¢J
AUTOMATIC OPERATION
To Select AUTOMATIC Operation
1Press the POWER ON/OFF button.
The air conditioner will start operation.
2Press the MODE CONTROL button to select AUTO.
The operating mode "AUTO " will appear alone in the display. The
transmit indicator will flash to indicate the command has been sent,
and the signal transmits after releasing button. While set to AUTO
mode, controller choices the operating mode depending on room
temperature. These status is set as shown.
About Automatic Operation
¡·
Depending on the room temperature at the time
operation begins, the operating mode will be switched
automatically as shown. Also, depending on the operating
mode, the room temperature setting will cause the
"normal " temperature to be set as shown.
¡·
Auto function is valid when POWER ON or when change
to AUTO mode from another status at first time, unit can
operate cooling, dry, fan, heating mode. The mode will
change no more, even if the room temperature changed.
1.When AUTO mode, temperature can be set increasing or
decreasing 2¢J, AUTO mode will re-judge one time.
2.When unit under AUTO mode operating, thermostat will re-
judge room temperature every one hour and execute the
appraisal mode.
¡·
In dry mode, fan operates as setting till room temperature is
lower than setting temperature, unit then changes to drying
mode, fan will operate at slow speed.
¡·
In the dry mode, the fan will operate slowly to prevent room
humidity from rising, and the room fan may stop.

13
AUTOMATIC OPERATION
Press the SPEED button.
Each time the button is pressed, the fan speed changes
in sequence:
AUTO LOW MED HIGH
About 0.5 second later, the entire dislay will reappear.
When the SPEED is set to AUTO:
The fan speed switches in accordance with the difference of room
temperature and setting temperature.
As the difference between the thermostat setting and actual room
temperature is reduced, the fan speed becomes slower.
To Stop Operation
Press the POWER ON/OFF button.
To Change the Fan Speed
¡J
Flash one time/ second
Display 0.5 second
AUTO

AUTO COOL
FAN DRY
Temperature
decreasing
Temperature
increasing
Setting temp
¡ˇ4¢J
Strong
Cooling ¡K
Middle
Cooling
Temperature difference :
¡T1=¡Ta=3.0¡0.5¢J
¡T2=¡Tb=2.0¡0.5¢J
Temperature arrear :
¡I=¡J=¡K=1.0¡0.5¢J
Setting temp
¡ˇ2¢J
Strong
Cooling
Middle
Cooling
¡Tb
Setting temp
¡ˇ5¢J
Setting temp
¡ˇ3¢J
Weak
Cooling Setting temp
¡ˇ1¢J
¡Ta
Fan
14
Setting temp
¡—1¢J
¡T2
¡T1
¡J
Weak
Cooling
¡I
Fan
¡·
Cooling
AUTO COOL
HEAT DRY
¡·
Heating
FAN
MODE OPERATION (COOL ,DRY , FAN , HEAT )
To Select Mode Operation
1Press the POWER ON/OFF button.
The air conditioner will start operation.
2Press the MODE CONTROL button to select
the desired mode.
Each time the button is pressed, the mode will change in the
sequence.
About Mode Operation
COOL
¡·Use to cool your room.
DRY
¡·Use for gently cooling while dehumidifying your room.
¡·You cannot heat the room during DRY mode.
¡·The fan speed cannot be changed manually when DRY
mode has been selected.
During COOL / DRY mode:
¡·Set the thermostat to a temperature setting that is lower
than thecurrent room temperature. The COOL and DRY
modes will not operate if the thermostat is set higher than
the actual room temperature (in COOL mode, the fan will
operate alone).
FAN
¡·When using a space heater to heat the room, using the air
conditioner's FAN setting will help prevent warm air from
collectiong near the ceiling, and thus assist in distributing warm
air evenly throughout the room.
¡·During FAN mode:
You cannot use the unit to cool your room.
HEAT
¡·Use to warm your room.
¡·Set th thermostat to a temperature seeting that is higher than the
current room temperature.
The heat mode will not be operated when the thermostat is set
lower than the current room temperature.
COOL MODE
1When the fan speed set to "AUTO ", COOL mode
operation is as below:
Temperature
increasing
Temperature
arrear :
¡I=2.0¡0.5¢J
2-way/3-way
ON ¡I
Temperature
decreasing
Setting temp
¡ˇ1¢J
OFF
ON
Setting
temp
OFF
Setting temp
¡—1¢J
2When the fan speed controlled by manual, mode
operation is as below:

15
MODE OPERATION (COOL ,DRY , FAN , HEAT )
DRY MODE
The operating mode is as following:
Air conditioner operates with COOL mode when the room
temperature is not reach setting temperature, fan speed as
setting.
Air conditioner operates with DRY mode until the room
temperature goes down below setting temperature.
In this time, fan speed changes into slow level.
1The DRY operation is the ON/OFF action of 2-way/3-way.
It is used for dehumidify during the 2-way/3-way "ON",
and recover time to room temperature during the
2-way/3-way "OFF".
FAN MODE
When use FAN SPEED function, it can select STRONG,
MIDDLE and WEAK and AUTO levels.
When SELECT AUTO level, the operation is as following:
ON OFF
10 Min
ON
2Operation is shown as below:
10 Min6 Min
Temperature
increasing
Temperature
decreasing Setting temp¡ˇ4¢J
¡T1 Setting temp¡ˇ3¢J
Setting temp¡ˇ5¢J
¡Ta
Setting temp¡ˇ2¢J Setting temp
Strong
Middle
Weak
Strong
¡J
Middle
¡I
Weak
Temperature difference: ¡T1=¡ Ta=2.0¡0.5¢J
Temperature arrear : ¡I=¡ J=1.0¡0.5¢J
AUTO WEAK MIDDLE STRONG
To Set the Fan Speed
1The button is effective only in the condition of POWER ON.
2Each time the button is pressed, the fan speed changes in the
following sequence.
About 0.5 seconds later, the entire display will reappear.
Press the SPEED button.
Control signals are sent to the unit 0.5 seconds later.

16
2-way/3-way
OFF ¡
I
Temperature
decreasing
Setting temp
¡ˇ1¢J
ON
OFF
Setting
temp
ON
Setting temp
¡—1¢J
MODE OPERATION (COOL ,DRY , FAN , HEAT )
To Stop Operation
Press the POWER ON/OFF button.
Temperature
decreasing
Temperature
increasing
Setting temp
-1¢J
Pause
Weak
warm
Setting temp
-3¢J
Pause
¡M
Weak
warm ¡Tb
Setting temp
¡ˇ1¢J
Setting temp
-2¢J
¡L
Middle
warm Setting temp
-4¢J
¡Ta
¡I
Strong
warm
Setting temp
¡—5¢J
¡T2
¡T1 Middle
warm
Strong
warm
Temperature difference :
¡T1=¡Ta=3.0¡0.5¢J
¡T2=¡Tb=2.0¡0.5¢J
Temperature arrear :
¡I=¡L=¡M=1.0¡0.5¢J
HEAT MODE
1.2-way /3-way operates when POWER ON, fan won't
operate till thermostat temperature ¡35¢J( to prevent cool
air blowing out, uncomfortness caused ). Showed as the
figure.
2.When POWER OFF, fan won't stop operating till thermostat
temperature ¡34¢J. Showed as the figure.
3.In heat, fan speed will change automatically , depends to
thermostat temperature changed due to outside
temperature or unit situation changed.
1When the fan speed set to "AUTO" HEAT mode
operation is as below:
Temperature
increasing
Temperature
arrear :
¡I=2.0¡0.5¢J
2When the fan speed controlled by manual, mode
operation is as below:
35¢J 43¢J
34¢J 37¢J
Fan off Low Fan speed setting

17
TEMP. / TIME ADJUSTMENT
TEMP. / TIME ADJUSTMENT
TEMP. / TIME buttons
button : Press to increase the setting.
button : Press to decrease the setting.
TEMP./ TIME increase button, control signals are sent to the unit 0.5
seconds later.
1Temperature adjustment:
a. Except for time adjustment and quick timer setting, the button is
used "temp. setting increase button ". Each time the button is
pressed, temperature would increase in 1¢J. Keep pressing the
button, the value would increase 1¢Jfor every 0.3 second after the
first second.
b.The number display sequence is as below:
16¡17¡18¡......¡30
c.When mode choices AUTO, setting can only set
Normal temp. ¡—2¢J¡ Normal temp.¡Normal temp. +2¢J
2Time adjustment:
a.When use the ON TIMER, OFF TIMER, current time adjustment
function , the button is used "time increase button".
b.In the current time adjustment , each time the button is pressed,
the time increases 1 minute. After accumulates to 59 minutes,
minute returns to " 0 ", hour adds "1" .The other increase is similar.
c.In the ON TIMER, OFF TIMER function, each time the button is
pressed, the time increases 10 minutes. After accumulates to 50
minutes, minute returns to " 0 ", hour adds "1". The other increase
is similar. Keep pressing this button for more than 1 second, every
0.1 second increases "1" . Switch cycle is as below:
AM
12:00 AM
12:01 AM 12:59 AM
1:00 PM
12:00 PM
1:00 PM 11:59
TEMP./TIME decrease button,control signals are sent to the unit 0.5
seconds later.
1Temperature adjustment
a.Except for time adjustment and quick timer setting, the button is
used "temp. setting decrease button ". Each time the button is
pressed, temperature would decrease in 1¢J. Keep pressing the
button, the value would decrease 1¢Jfor every 0.3 second after the
first second.
b.The number display sequence is as below:
30¡......¡18¡17¡16
c.When mode choices AUTO, setting can only set
Normal temp. +2¢J¡ Normal temp.¡Normal temp. ¡—2¢J
2Time adjustment
a.When use the ON TIMER, OFF TIMER, current time adjustment
functions, the button is used " time decrease button ".
b.In the current time adjustment , each time the button is pressed,
the time decreases 1 minute. After go down to " 00 " minutes, minute
changes to "59", hour decreases 1 . The other decrease is similar.
c.In the ON TIMER, OFF TIMER function, each time the button is
pressed, the time decreases 10 minute. After decreases to "00",
minute changes to "59' , hour decreases "1". The other decrease is
similar. Keep pressing this button for more than 1 second, every 0.1
second decreases 1. Switch cycle is as below:
AM
12:00 PM
11:59 PM 11:00 PM
12:00 AM
11:59 AM
11:00 AM 12:01

18
AIR DIRECTION ADJUSTMENT
¡· Use the remote control unit's AIR FLOW DIRECTION button to adjust the up-down direction of airflow.
¡· Begin unit operation and confirm that the airflow-direction louvers are stopped before setting the airflow-direction.
WARNING! ¡· Do not put fingers or other objects into the air louvers; an internal fan operates at high speed and
could result in personal injury or damage.
¡· Do not operate the air conditioner with the airflow louvers blocked, since malfunction could result.
Automatic Airflow-Direction Adjustment
1The signal immediately transmits after pressing "AUTO "
button. Non auto swing¡Auto swing
a.The button is effective only in the condition of
POWER ON .
b.When in auto swing condition already, pressing this
button is no use.
2The signal immediately transmits after pressing "DIREC. "
button.
a.The button is effective only in the condition of POWER ON .
b.Operating order is as below:
Auto swing ¡Manual swing direction
c.Already be manual swing direction - press this button is no
effective.
Louver Swing Degree Adjustment
NOTE:
¡· Always use the remote control unit's airflow-direction button
to change the position of the up-down airflow-direction
louvers. Do not attempt to set louvers by hand, since it may
result in improper operation. In this case, stop the air
conditioner temporarily and then restart to return the louvers
to proper operation.
¡· Never operate the air conditioner when the up-down airflow-
direction louvers are closed.
¡· In the cooling and drying modes, dew may condense around
and drop from the air outlet ports when the louvers are set to
the other cooling range. As a result, we recommend that this
position be used only for brief periods.
¡· After pressing the remote control unit's airflow-direction button
,a certain time interval may be required unit the louvers are
set to the desired position. During the interval, the airflow-
direction button will not respond, even if pressed.
Do not operate when closed!

19
1When press"TIMER°"button , LCD will display"one Hr. off", setting
will increase by one hour by more one pressing TIMER button, at
max till 9 hours.
2"TIMER" Setting , LCD will decrease by one hour when one hour
pass (For example, when 8 hours is set on TIMER, after one hour
later , LCD will show 7,and keep decreasing every one hour, till 0,
units will stop automatically.)
3When this TIMER button setting function is repeated at the TIMER
OPERATION function showed page 20, function is effective that
meets setting time first.
Timer Button Setting
TIMER BUTTON SETTING

20
TIMER OPERATION
Before using the timer function, be sure that the
remote controller is set to the correct current
time.
To Cancel the Timer
1When the " ON TIMER " buttton is pressed, "ON TIMER" will be
displayed and flashed, it means entering the "ON TIMER" setting.
Meanwhile, can use " "buttons to adjust the desired time.
2When the adjustment is finished, press "ENT."button once. Then
"ON TIMER" signal keep lighted and setting is confirmed.
3If you don't press any button over 30 seconds, the setting procedure
will be stopped and return to current time .
1When the " OFF TIMER " buttton is pressed, "OFF TIMER" will be
displayed and flashed, it means entering the "OFF TIMER" setting.
Meanwhile, can use " "buttons to adjust the desired time.
2When the adjustment is finished, press "ENT."button once.
Then "OFF TIMER" signal keep lighted and setting is confirmed.
3If you don't press any button over 30 seconds, the setting procedure
will be stopped and return to current time.
If you wish to change operating conditions (Mode, Fan Speed, Thermostat
Setting, Air flow direction), after making the timer setting wait until the
entire display reappears, then press the appropriate buttons to change the
operating condition desired.
To Change Operating Conditions
To Stop Air Conditioner Operation while the Timer is Operating
Press the POWER ON/OFF button.
ON TIMER (Begins air conditioner operation at the set time)
OFF TIMER (Stops the air conditioner operation at the set time)
1Press " ON TIMER " or "OFF TIMER" . The display of " ON TIMER "
or "OFF TIMER" will be flashed.
2Press " DEL. " button . The signal " ON TIMER " and "OFF TIMER"
will disappear, and display the current time. That means the cancel
step is finished.
1. When ON TINER is set, this function will begin to operate at the
presetting time every day.
2. Set ON TIMER them off.
3. Set OFF TIMER then on.
4. When power failure, ON TIMER function will be no effective, it needs to
reset when request.
Changing Daily Timer Operation and
Setting Timer Button Function