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Toshiba RAS-22LAH-A - page 1
Thank you very much for purchasing TOSHIBA Air Conditioner . Please read this owner ’ s manual carefully before using your Air Conditioner. Indoor Unit Outdoor Unit RAS-18LKH-A RAS-18LAH-A RAS-22LKH-A RAS-22LAH-A For general public use ( SPLIT TYPE ) OWNER’S MANUAL AIR CONDITIONER SLEEP ON/OFF A A TEMP. ...
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Toshiba RAS-22LAH-A - page 2
OWNER , S MANUAL ...
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Toshiba RAS-22LAH-A - page 3
PRECA UTIONS BEFORE OPERA TION UNIT DESCRIPTION REMOTE CONTROL DESCRIPTION REMOTE CONTROL PREP ARA TION UNIT OPERA TION AUTOMA TIC OPERA TION MANUAL OPERA TION TIMER OPERA TION DISCHARGE AIR LOUVER CONTROL EMERGENCY AND TEST OPERA TION AIR CLEANING OPERA TION CARE AND MAINTEN ANCE POINTS TO NOTE CLEANING THE FIL TERS AND FRONT P ANEL CLEANING THE M ...
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Toshiba RAS-22LAH-A - page 4
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 per for m basic maintenance functions such as cleaning the coil and filters, and replacing filters. All othe ...
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Toshiba RAS-22LAH-A - page 5
PRECAUTIONS Do not use flammable sprays near the unit. The unit can be damaged by gasoline, benzene, thinners, insecticides and other chemical agents. When unplugging the power plug, do not pull by the power cord. The power cord will get damaged and it can cause electric shock. T o avoid the risk of serious electric shock, never splash the indoor a ...
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Toshiba RAS-22LAH-A - page 6
PRECAUTIONS Be careful to keep the room temperature a comfortable level. A void continuous direct air flow to the occupant, especially in case of sleeping persons or hospital patients. 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. V entilate t ...
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Toshiba RAS-22LAH-A - page 7
PRECAUTIONS T o circulate the room air only, operate at the F AN mode. In summer , if possible, prevent direct sunlight from entering the room; draw curtains or blinds. Use the timer correctly to maintain comfort conditions. Please read this owner , s manual carefully before operating the unit. It contains further important instructions for proper ...
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Toshiba RAS-22LAH-A - page 8
BEFORE OPERA TION ROOM AIR INLET AIR FIL TER ACTIVE CARBON FIL TER & OPTION 2 : PHOTO-CA T AL YST FIL TER 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 UNIT DESCRIPTION Indoor Unit Outdoor Unit OWNER , S MA ...
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Toshiba RAS-22LAH-A - page 9
BEFORE OPERA TION Switch Panel • 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. • EMERGENCY button : Can be used when the remote control is lost or inoperative. • TEST button : Is only used by serv ...
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Toshiba RAS-22LAH-A - page 10
BEFORE OPERA TION REMOTE CONTR OL DESCRIPTION Names and Functions of the Buttons OWNER , S MANU AL - 8 SLEEP MODE F AN FLAP CLOCK EVERYDA Y HOUR MINUTE RESERV . RST T A TIMER ON OFF CANCEL A SWING A TEMP . ON/OFF 햲 햳 햴 햵 햶 햸 햻 햷 햹 햺 ON/OFF BUTT ON If you press this button, the unit will begin operation. Press the button again, a ...
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Toshiba RAS-22LAH-A - page 11
BEFORE OPERA TION FLAP CONTROL BUTT ON 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 ...
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Toshiba RAS-22LAH-A - page 12
BEFORE OPERA TION Indicates the selected operating mode. Lights up when the signal from the remote control is transmitted. A receiving beep is heard from the unit. Lights up when the batteries must be replaced with new ones. When this mark appears, replace the batteries within a week. Lights up when the unit is operating. Indicates the selected tem ...
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Toshiba RAS-22LAH-A - page 13
BEFORE OPERA TION Remove the cover of the battery compartment at the back of the remote control by sliding it out in the direction of the arrow. REMOTE CONTR OL PREP ARA TION Remove the used batteries and insert new batteries. The remote control uses two alkaline batteries. (1.5V, LR03x2) Press the RST button with a sharp object to reset the remote ...
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Toshiba RAS-22LAH-A - page 14
BEFORE OPERA TION The remote control will only function when operated within 5 meters of the unit. • Y ou can hear a beeping sound from the unit in the following cases, which indicates that the signal is received. 5m maximum • The air conditioner will not operate if curtains, doors or other materials block the signals from the remote control to ...
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Toshiba RAS-22LAH-A - page 15
UNIT OPERA TION PROCEDURE ON/OFF button Press this button and the unit starts AUTO operation. MODE button If the unit is operating in another mode, press the MODE button to select AUTO. TEMP . ( ) buttons Set the desired temperature using the remote control buttons. At the start of the AUTO operation, the temperature is set at 25 ° c and it is fun ...
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Toshiba RAS-22LAH-A - page 16
UNIT OPERA TION MANU AL OPERA TION PROCEDURE DR Y OPERA TION This operation eliminates moisture economically by operating the compressor , indoor and outdoor fan motor inter mittently, so that the room temperature is maintained at the set temperature. 1 2 3 4 5 6 ON/OFF button Press this button and the AUTO operation is indicated. • A receiving b ...
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Toshiba RAS-22LAH-A - page 17
UNIT OPERA TION TIMER OPERA TION ON T imer PROCEDURE ON TIMER button Press this button. On start up, time is set at 6:00 A.M.. HOUR, MINUTE buttons Press these buttons to set the start-up time desired while the ON T imer symbol is flashing. RESER V . button Press this button when pointing the remote control towards the receiver of the indoor unit. ...
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Toshiba RAS-22LAH-A - page 18
UNIT OPERA TION OFF T imer OFF TIMER button Press this button. In the beginning, the time is set at 2:00 A.M. . HOUR, MINUTE buttons Press these buttons to set the stop time desired while the OFF T imer symbol is flashing. RESER V . button Press this button by pointing the remote control towards the receiver of the indoor unit. • A receiving beep ...
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Toshiba RAS-22LAH-A - page 19
UNIT OPERA TION PROCEDURE Combination of ON, OFF and EVER YDA Y T imer 1 2 3 1 2 1 2 3 For example when you want the operation to start at 5:30 P.M. and stop at 10:30 P.M.. Reserve the ON T imer at 5:30 P .M.. Reserve the OFF T imer at 10:30 P .M.. Set the operation mode as desired. Or when you want to stop the operation at 10:30 P.M. and start aga ...
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Toshiba RAS-22LAH-A - page 20
UNIT OPERA TION Cancellation of ON, OFF and EVER YDA Y T imer Press the ON TIMER button to cancel the ON T imer or press OFF TIMER button to cancel the OFF Timer . T o cancel the EVER YDA Y T imer reservation, press the EVERYDA Y , ON TIMER or OFF TIMER button. Press the CANCEL button by pointing the remote control towards the receiver of the indoo ...
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Toshiba RAS-22LAH-A - page 21
UNIT OPERA TION Sleep T imer This function enables the user to automatically switch off the unit. PROCEDURE If you want to stop the operation after 3 hours from now. Press the SLEEP button 3 times • 3:hr will be displayed and the signal will be flashing. • After 5 seconds, the stopping time will be displayed. • The unit operates in sleep mode ...
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Toshiba RAS-22LAH-A - page 22
UNIT OPERA TION NOTE NOTE The air discharge direction can be controlled to swing up and down and can be fixed at a preferred position or at automatic position by the remote control. • If you select the Flap position using the FLAP button in the remote control, the flap in the unit will move to that position automatically. Once you select the posi ...
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Toshiba RAS-22LAH-A - page 23
UNIT OPERA TION EMERGENCY AND TEST OPERA TION T est Operation This operation is used for checking after unit installation. • Press the TEST button. • Press the TEST button once more after checking to activate remote control. If there is any input signal ( remote control signal or EMERGENCY button pressed ) during test operation, the TEST mode w ...
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Toshiba RAS-22LAH-A - page 24
UNIT OPERA TION AIR CLEANING OPERA TION Life time of filters • The life of above filters varies according to the amount of cigarette smoke, room size and the operating time. • Air filters can be cleaned with a vacuum cleaner or rinsed under running water after using a month. (Refer to CLEANING THE FIL TERS AND FRONT P ANEL,p.25.) • The life t ...
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Toshiba RAS-22LAH-A - page 25
CARE AND MAINTENANCE POINTS T O NO TE Operating Condition • T emperature ranges suitable for unit operation are as follows. • When the unit operates above or below these conditions for a long time, system diagnostics may detect a malfunction and the unit will not operate pr operly. • If the unit operates for a long time under abnor mal situat ...
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Toshiba RAS-22LAH-A - page 26
CARE AND MAINTENANCE Frost Prevention of Indoor Unit When the unit operates (on cooling) at a low ambient temperature, frost may appear on the indoor coil. When the indoor coil temperature is below 0 ° c, the microcomputer makes the compressor stop to protect the unit from frost. Normal Operation Any of the following can occur during normal operat ...
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Toshiba RAS-22LAH-A - page 27
CARE AND MAINTENANCE NOTE • Turn off the unit and pull out the power plug. • Clean the front panel if it becomes dirty and spotted. • Front panel is removable. CLEANING THE FIL TERS AND FRONT P ANEL Cleaning the Air Filter Refreshing the optional Photo-catalyst filter W ashing the Front Panel NOTE • Turn off the unit and pull out the power ...
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Toshiba RAS-22LAH-A - page 28
CARE AND MAINTENANCE 1 2 NOTE CLEANING THE MAIN UNIT • Do not pour water onto the unit, and do not use petrol, solvents or abrasive powder which may result in damage of the unit. • When cleaning the unit, first tur n it off and pull out the power plug. Clean the filters and refit them into the unit. If the unit is to be switched off for an exte ...
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Toshiba RAS-22LAH-A - page 29
TROUBLESHOOTING T rouble Check Points Action OWNER , S MANU AL - 27 Is the operation mode F AN or AUTO? Check that the power cord is plugged Insert the power cord into the wall outlet. into the wall outlet. Has the circuit breaker tripped or has the Reset the circuit breaker or replace the fuse blown? fuse with the specified replacement fuse. Has t ...
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Toshiba RAS-22LAH-A - page 30
P/N:42QG8Q5404C ...
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