• Do not attempt to repair, relocate, modify or reinstall the air conditioner by yourself. Incorrect work will cause electric shocks, fire etc. For repairs and reinstallation, consult your Daikin dealer for advice and information. • The refrigerant used in the air conditioner is safe. Although leaks should not occur, if for some reason any refrigerant happens to leak into the room, make sure it does not come in contact with any flame as of gas heaters, kerosene heaters or gas range.
• Do not block air inlets nor outlets. Impaired air flow may result in insufficient performance or trouble. • Do not stand or sit on the outdoor unit. Do not place any object on the unit to avoid injury, do not remove the fan guard. •...
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■ Outdoor Unit Indoor Unit ■ 1. Air filter 12. Indoor Unit ON/OFF switch: (page 10.) • Push this switch once to start operation. 2. Titanium Apatite Photocatalytic Push once again to stop it. Air-Purifying Filter: • The operation mode refers to the following •...
Preparation Before Operation ■ To set the batteries Position + and – correctly! 1. Slide the front cover to take it off. 2. Set two dry batteries (LR03·AAA). 3. Set the front cover as before. ATTENTION ■ About batteries • When replacing the batteries, use batteries of the same type, and replace the two old batteries together.
Preparation Before Operation ■ To operate the remote controller • To use the remote controller, aim the transmitter at the indoor unit. If there is anything to block signals between the unit and the remote control- ler, such as a curtain, the unit will not operate. •...
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■ To set the clock 1. Press “CLOCK button”. is displayed. blinks. 2. Press “TIMER setting button” to set the clock to the present time. Holding down “ ” or “ ” button rapidly ECONO ON/OFF increases or decreases the time display. TEMP POWERFUL 3.
OPERATION AUTO · DRY · COOL · HEAT · FAN Operation The air conditioner operates with the operation mode of your choice. From the next time on, the air conditioner will operate with the same operation mode. ■ To start operation 1.
■ To change the airflow rate setting 5. Press “FAN setting button”. DRY mode AUTO or COOL or HEAT or FAN mode Five levels of airflow rate setting from “ ” to “ ” plus “ ” “ ” are available. The airflow rate setting is not variable.
Adjusting the Airflow Direction You can adjust the airflow direction to increase your comfort. ■ To adjust the horizontal blades (flaps) 1. Press “SWING button”. • “ ” is displayed on the LCD and the flaps will begin to swing. 2.
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■ To start COMFORT AIRFLOW operation 3. Press “COMFORT AIRFLOW button”. • The flap position will change, preventing air from blowing directly on the occupants of the room. • “ ” is displayed on the LCD. 〈COOL/DRY〉 The flap will go up. 〈HEAT〉...
POWERFUL Operation POWERFUL operation quickly maximizes the cooling (heating) effect in any operation mode. You can get the maximum capacity . ■ To start POWERFUL operation 1. Press “POWERFUL button”. • POWERFUL operation ends in 20minutes. Then the system automatically operates ECONO ON/OFF again with the previous settings which were...
OUTDOOR UNIT QUIET Operation OUTDOOR UNIT QUIET operation lowers the noise level of the outdoor unit by changing the frequency and fan speed on the outdoor unit. This function is conve- nient during night. ■ To start OUTDOOR UNIT QUIET operation 1.
ECONO Operation ECONO operation is a function which enables efficient operation by lowering the maximum power con- sumption value. ■ To start ECONO operation 1. Press “ECONO button” . • “ ” is displayed on the LCD. ■ To cancel ECONO opera- tion 2.
INTELLIGENT EYE Operation “INTELLIGENT EYE” is the infrared sensor which detects the human movement. ■ To start INTELLIGENT EYE operation 1. Press “SENSOR button”. • “ ” is displayed on the LCD. ■ To cancel the ECONO ON/OFF INTELLIGENT EYE TEMP POWERFUL operation...
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INTELLIGENT EYE Operation “INTELLIGENT EYE” is useful for Energy Saving ■ Energy saving operation • Change the temperature –2°C in heating / +2°C in cooling / +2°C in dry mode from set temperature. • Decrease the airflow rate slightly in fan operation. (In FAN mode only) Notes on “INTELLIGENT EYE”...
TIMER Operation Timer functions are useful for automatically switching the air conditioner on or off at night or in the morning. You can also use OFF TIMER and ON TIMER in combination. ■ To use OFF TIMER operation • Check that the clock is correct. If not, set the clock to the present time.
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TIMER Operation ■ To use ON TIMER operation • Check that the clock is correct. If not, set the clock to the present time (page 9.). 1. Press “ON TIMER button”. is displayed. blinks. 2. Press “TIMER Setting button” until the time setting reaches the ECONO point you like.
Note for Multi System 〈〈 〉〉 What is a “Multi System”? This system has one outdoor unit connected to multiple indoor units. ■ Selecting the Operation Mode room Outdoor unit 1. With the Priority Room Setting room present but inactive or not present. Living room When more than one indoor unit is operating, priority is...
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Note for Multi System ■ Priority Room Setting The Priority Room Setting requires initial programming during installation. Please consult your retailer or dealer for assistance. The room designated as the Priority Room takes priority in the following situations; 1. Operation Mode Priority. As the operation mode of the Priority Room takes precedence, the user can select a different operation mode from other rooms.
CARE Care and Cleaning CAUTION Before cleaning, be sure to stop the operation and turn the breaker OFF. Units ■ Indoor unit, Outdoor unit and Remote controller 1. Wipe them with dry soft cloth. ■ Front panel 1. Open the front panel. •...
Filters 1. Open the front panel. (page 23.) 2. Pull out the air filters. • Push a little upwards the tab at the center of each air filter, then pull it down. 3. Take off the Titanium Apatite Photocatalytic Air-Purifying Filter. •...
NOTE • Operation with dirty filters: (1) cannot deodorize the air. (2) cannot clean the air. (3) results in poor heating or cooling. (4) may cause odour. • To order Titanium Apatite Photocatalytic Air-Purifying Filter contact to the service shop there you bought the air conditioner.
TROUBLE SHOOTING Trouble Shooting These cases are not troubles. The following cases are not air conditioner troubles but have some reasons. You may just continue using it. Case Explanation Operation does not start soon. • This is to protect the air conditioner. •...
Check again. Please check again before calling a repair person. Case Check The air conditioner does not • Hasn’t a breaker turned OFF or a fuse blown? operate. • Isn’t it a power failure? (OPERATION lamp is off.) • Are batteries set in the remote controller? •...
Call the service shop immediately. WARNING ■ When an abnormality (such as a burning smell) occurs, stop operation and turn the breaker OFF. Continued operation in an abnormal condition may result in troubles, electric shocks or fire. Consult the service shop where you bought the air conditioner. ■...
Fault diagnosis. FAULT DIAGNOSIS BY REMOTE CONTROLLER In the ARC433 series, the temperature display sections on the main unit indicate corresponding codes. 1. When the TIMER CANCEL button is held down for 5 seconds, a “ ” indication flashes on the temperature display section.
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LED ON OUTDOOR UNIT PCB 2MXS, 3MXS, 3MKS, 4MXS, 4MKS, 5MXS, 5MKS series GREEN MICROCOMPUTER MALFUNCTION NORMAL DETECTION DIAGNOSIS LED-A LED1 LED2 LED3 LED4 LED5 NORMAL CHECK INDOOR UNIT HIGH PRESSURE PROTECTOR WORKED OR FREEZE-UP IN OPERATING UNIT OR STAND-BY UNIT ∗...
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Two-dimensional bar code is a code for manufacturing. 3P212420-2 M07B074 (0709) HT...