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OWNER’S MANUAL
( )
SPLIT TYPE
AIR CONDITIONER
For general public use
Indoor Unit Outdoor Unit
RAS-18LKH-A RAS-18LAH-A
RAS-22LKH-A RAS-22LAH-A
Thank you very much for purchasing TOSHIBA
Air Conditioner. Please read this owner’s
manual carefully before using your
Air Conditioner.
A
A
ON/OFF SLEEP
TEMP.
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, OWNER S MANUAL
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CONTENTS PRECAUTIONS 2 BEFORE OPERATION 6 UNIT DESCRIPTION 6 REMOTE CONTROL DESCRIPTION 8 REMOTE CONTROL PREPARATION 11 UNIT OPERATION 13 AUTOMATIC OPERATION 13 MANUAL OPERATION 14 TIMER OPERATION 15 DISCHARGE AIR LOUVER CONTROL 20 EMERGENCY AND TEST OPERATION 21 AIR CLEANING OPERATION 22 CARE AND MAINTENANCE 23 POINTS TO NOTE 23 CLEANING THE FILTERS AND FRONT PANEL 25 CLEANING THE MAIN UNIT 26 AFTER-SEASON CARE 26 TROUBLESHOOTING 27
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, OWNER S MANUAL - 2 PRECAUTIONS Installing and servicing air conditioning equipment can be hazardous due to system pressure and electrical components. Only trained and qualified service personnel should install or service this equipment. Untrained personnel can perform basic maintenance functions such as cleaning the coil and filters, and replacing filters. All other operations should be performed by trained service personnel. When working on air conditioning equipment, observe precautions in t
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, OWNER S MANUAL - 3 PRECAUTIONS WARNING Do not use flammable sprays near the unit. The unit can be damaged by gasoline, benzene, thinners, insecticides and other chemical agents. WARNING When unplugging the power plug, do not pull by the power cord. The power cord will get damaged and it can cause electric shock. WARNING To avoid the risk of serious electric shock, never splash the indoor and the outdoor unit with water. WARNING Do not put hands or objects into the discharge grille of
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, OWNER S MANUAL - 4 PRECAUTIONS WARNING Be careful to keep the room temperature a comfortable level. Avoid continuous direct air flow to the occupant, especially in case of sleeping persons or hospital patients. WARNING Do not obstruct the front of the discharge grille of both units. This will block air flow, reduce the cooling effect and may result in unit malfunction. WARNING Ventilate the room when it becomes stuffy or yyy filled with undesirable odors. yyy yyy yyy yy
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, OWNER S MANUAL - 5 PRECAUTIONS WARNING To circulate the room air only, operate at the FAN mode. WARNING In summer, if possible, prevent direct sunlight from entering the room; draw curtains or blinds. yyy yyyyy yy yy yyy yyyy yyy yy yy yy y yy WARNING yy yy Use the timer correctly to maintain comfort conditions. WARNING , Please read this owner s manual carefully before operating the unit. It contains further important instructions for proper
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, OWNER S MANUAL - 6 BEFORE OPERATION UNIT DESCRIPTION Indoor Unit ROOM AIR INLET AIR FILTER ACTIVE CARBON FILTER & OPTION 1 : ELECTROSTATIC FILTER OPTION 2 : PHOTO-CATALYST FILTER REMOTE CONTROL SIGNAL RECEIVER AIR SWING FLAP VERTICAL LOUVER ROOM AIR OUTLET POWER PLUG LCD REMOTE CONTROL OUTDOOR AIR OUTLET OUTDOOR AIR INLET INDOOR AND OUTDOOR CONNECTION DRAIN HOSE Outdoor Unit
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, OWNER S MANUAL - 7 BEFORE OPERATION Indoor Unit Display • UNIT ON(Green): When the unit is switched on by the remote control, a green light will be displayed. • TIMER(Orange) : When the unit is in reservation mode, an orange light will be displayed. Switch Panel EMERGENCY TEST • EMERGENCY button : Can be used when the remote control is lost or inoperative. • TEST button : Is only used by service men to test the unit operation. • For the usage of EMERGENCY and TEST buttons, r
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, OWNER S MANUAL - 8 BEFORE OPERATION REMOTE CONTROL DESCRIPTION Names and Functions of the Buttons ON/OFF BUTTON 1 If you press this button, the unit will begin operation. Press the button again, and operation stops. ( You can hear a receiving beep. ) If you press this button immediately after turning off the unit, the compressor will not operate for 3 minutes to prevent overloading. A TEMPERATURE SETTING BUTTONS 2 If you set the desired room temperature, then the unit will SWING maintain th
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, OWNER S MANUAL - 9 BEFORE OPERATION FLAP CONTROL BUTTON 6 Controls the discharge air flow direction up and down. ( Refer to p.20 ) On start up, the flaps open automatically according to the operating mode. If you press this button, the flap will move stepwise and the position will be displayed. If you press this button again, the unit operates at “SWING” mode. At operating mode “SWING”, the flap will swing up and down continuously. ON/OFF TIMER AND CURRENT TIME 7 BUTTONS If you set the ON and
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, OWNER S MANUAL - 10 BEFORE OPERATION Remote Control Display Indicates the selected temperature. 5 A Indicates flap modes 6 SWING AUTO Automatic position User selected position Swing up and down SWING A Indicates the selected operating mode. 1 Indicates the reserved status of SLEEP timer or 7 EVERYDAY timer. A AUTOMATIC CHANGEOVER Indicates the reservation time of ON timer and 8 COOL DRY FAN HEAT OFF timer or the current time. Lights up when the signal from the remote 2
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, OWNER S MANUAL -11 BEFORE OPERATION REMOTE CONTROL PREPARATION Replacing Batteries 1 2 3 Remove the cover of the Remove the used batteries and Press the RST button with a sharp battery compartment at the insert new batteries. The remote object to reset the remote control . back of the remote control by control uses two alkaline batteries. sliding it out in the direction of (1.5V, LR03x2) the arrow. SLEEP ON/OFF TEMP. RST TA MODE FAN FLAP RST TA LR03(AM4)1.5V CLOCK EVERYDAY HOUR MINUTE
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, OWNER S MANUAL - 12 BEFORE OPERATION Signal Receiving The remote control will only function when operated within 5 meters of the unit. • You can hear a beeping sound from the unit in the following cases, which indicates that the signal is received. 5m maximum CAUTION • The air conditioner will not operate if curtains, • If the infrared signal receiver on the unit is exposed doors or other materials block the signals from the to direct sunlight, the air conditioner may not work remote c
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, OWNER S MANUAL - 13 UNIT OPERATION AUTOMATIC OPERATION Automatic operation means that the air conditioner operates automatically by selecting the COOL or HEAT mode and automatically changes the fan speed according to the indoor condition to keep the room temperature comfortable. PROCEDURE ON/OFF button 1 Press this button and the unit starts AUTO operation. A MODE button 2 If the unit is operating in another mode, press the MODE button to select AUTO. A TEMP. ( ) buttons 3
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, OWNER S MANUAL - 14 UNIT OPERATION MANUAL OPERATION PROCEDURE ON/OFF button 1 Press this button and the AUTO operation is indicated. • A receiving beep is heard. • The green UNIT on lamp of the indoor unit display illuminates. MODE button 2 A Press this button to select the desired operation mode. AUTO DRY COOL FAN HEAT FAN SPEED button 3 Press this button to select the desired fan speed. AUTO LOW MED HIGH A SLEEP ON/OFF
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, OWNER S MANUAL - 15 UNIT OPERATION TIMER OPERATION ON Timer PROCEDURE ON TIMER button 1 Press this button. On start up, time is set at 6:00 A.M.. A HOUR, MINUTE buttons 2 Press these buttons to set the start-up time desired while the ON Timer symbol is flashing. RESERV. button 3 A Press this button when pointing the remote control towards SLEEP the receiver of the indoor unit. ON/OFF • A receiving beep is heard. TEMP. • TIMER lamp of the indoor unit illuminates. MODE FAN FLAP
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, OWNER S MANUAL - 16 UNIT OPERATION OFF Timer PROCEDURE OFF TIMER button 1 A Press this button. In the beginning, the time is set at 2:00 A.M. . HOUR, MINUTE buttons 2 Press these buttons to set the stop time desired while the OFF Timer symbol is flashing. A SLEEP ON/OFF RESERV. button 3 TEMP. Press this button by pointing the remote control towards the receiver of the indoor unit. MODE FAN FLAP • A receiving beep is heard. • TIMER lamp of the indoor unit illuminates. CLOCK EVERY
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, OWNER S MANUAL - 17 UNIT OPERATION Combination of ON, OFF and EVERYDAY Timer PROCEDURE For example when you want the operation to start at 5:30 P.M. and stop at 10:30 P.M.. Reserve the ON Timer at 5:30 P.M.. 1 Reserve the OFF Timer at 10:30 P.M.. 2 Set the operation mode as desired. 3 Or when you want to stop the operation at 10:30 P.M. and start again at 7:30A.M. with the same condition. Reserve the OFF Timer at 10:30 P.M. during operation. 1 Reserve the ON Timer at 7:30 A.M.. 2
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, OWNER S MANUAL - 18 UNIT OPERATION Cancellation of ON, OFF and EVERYDAY Timer PROCEDURE Press the ON TIMER button to cancel the ON Timer 1 or press OFF TIMER button to cancel the OFF Timer. To cancel the EVERYDAY Timer reservation, press the A EVERYDAY, ON TIMER or OFF TIMER button. Press the CANCEL button by pointing the remote 2 control towards the receiver of the indoor unit. • A receiving beep is heard. • TIMER lamp of the indoor unit lights off. A SLEEP ON/OFF TEMP. MODE FAN FLAP CLOCK
