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Note: Supply power must be disconnected before cleaning the indoor unit. . Never use any of the followings: • Water hotter than 40°C Could cause deformation and/or discoloration. • Volatile substances Could damage the surfaces of the air conditioner. Clean the filter with a vacuum or warm, soapy water. • If very dirty, wash with a solution of detergent in lukewarm water. • If hot water (50°C or more) is used, filter may be deformed. After washing with water, dry well in the shade. Re-install the air filter. Air Filter The air filters behind Indoor unit (the suction side) should be checked and cleaned once every 2 weeks or more often if necessary. 1 1 2 3 4 5 2 3 PLASMA Filter (Optional) The PLASMA filter should be checked and cleaned, once every month or more often, if necessary. After removing the Panel-Cover, draw the Air Cleaner Bracket slightly sideward to remove the PLASMA filter. Dip the PLASMA filter into the water mixed with mild detergent, for 20~30 minutes. Dry the PLASMA filter in the shade for a day. (Especially, the humidity must be removed perfectly from this parts). Be careful not to cut the electric discharge lines while washing. Re-install the PLASMA filter to the original position. Don’t touch this PLASMA Filter within 10 seconds after drawing out Air Cleaner Bracket, it may cause an electric shock. PLASMA Filter Air Inlet Vent Outdoor Unit The heat exchanger coils and panel vents of the outdoor unit should be checked regularly. If clogged with dirt or soot, the heat exchanger and panel vents may be professionally steam cleaned. Note: Dirty or clogged coils will reduce the operating efficiency of the system and cause higher operating costs. (Side) Air intake vents Air outlet vents Air intake vents Air outlet vents (Rear) Piping (Side) (Rear) Piping 20 When the air conditioner is not going to be used for a long time. 21 CAUTION 1 2 Operation Tips Helpful information The air filters and your electiric bill. If the air filters become clogged with dust, the cooling capacity will drop, and 6% of the electricity used to operate the air conditioner will be wasted. When it is not going to be used for a long time. When the air conditioner is to be used again. Operate the air conditioner on Air circulation mode (Refer to page 15) for 2 to 3 hours. • This will dry out the internal parts. Turn off the circuit breaker when the air conditioner is not going to be used for a long time. Dirt may collect and may cause a fire. Check that the air inlet and outlet of the indoor/outdoor unit are not blocked. Do not overcool the room. This is not good for the health and wastes electricity. Keep blinds or curtains closed. Do not let direct sunshine enter the room when the air conditioner is in operation. Make sure that the doors and windows are shut tight. Avoid opening doors and windows as much as possible to keep the cool air in the room. Clean the air filter regularly. Blockages in the air filter reduce the airflow and lower cooling and dehumidifying effects. Clean at least once every two weeks. Ventilate the room occasionally. Since windows are kept closed, it is a good idea to open them and ventilate the room now and then. Turn off the circuit breaker. ENGLISH Troubleshooting Tips Before you call for service... Troubleshooting Tips! Save time and money! Check the following points before requesting repairs or service.... If the malfunction persist, please contact your dealer. Case Explanation See page The air conditioner does not operate. • Have you made a mistake in timer operation? • On first starting, the indoor unit operates in fifteen seconds. 9 • Has the fuse blown or has the circuit breaker been tripped? - The room has a peculiar odor. • Check that this is not a damp smell exuded by the walls, carpet, furniture or cloth items in the room. - It seems that condensate is leaking from the air Conditioner. • Condensation occurs when the airflow from the air conditioner cools the warm room air. - Air conditioner does not operate for about 3 minutes when restart. • This is the protector of the mechanism. • Wait about three minutes and operation will begin. - Does not cool or heat effectively. • Is the air filter dirty? See air filter cleaning instructions. 19 • The room may have been very hot when the room air conditioner was first turned on. Allow time for it to cool down. • Has the setting temperature been set incorrectly? 11, 13 • Are the indoor unit's air inlet or outlet vents obstructed? - The air conditioner operation is noisy. • For a noise that sounds like water flowing. -This is the sound of freon flowing inside the air conditioner unit. • For a noise that sounds like the compressed air releasing into atmosphere. - -This is the sound of the dehumidifying water being processed inside the air conditioning unit. Crack sound is heard. • This sound is generated by the expansion/contraction of the inlet grille, etc. due to changes of temperature. Remote control display is faint, or no display at all. • Ha...
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