CONTENTS READ BEFORE OPERATION Safety precautions ......... 2 Names of parts..........4 Preparation Before Operation ......7 OPERATION AUTO · DRY · COOL · HEAT · FAN Operation ............. 10 Adjusting the Air Flow Direction ....12 POWERFUL Operation ........ 14 OUTDOOR UNIT QUIET Operation.....
• 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. •...
Names of parts ■ Indoor Unit The indoor unit can be installed either to the ceiling or to a wall. The descriptions contained in this man- ual show the case when installation is being carried out to the ceiling. (The methods of operation used are the same when installing to a wall.) ■...
■ Outdoor Unit Indoor Unit ■ 1. Louvers (vertical blades): 13. Indoor unit ON/OFF switch: (page 10.) The louvers are inside of the air outlet. • Push this switch once to start operation. (page 12.) Push once again to stop it. •...
Preparation Before Operation ■ To set the batteries Position + and – correctly! 1. Slide the front cover to take it off. 2. Set two dry batteries AAA.LR03 (alkaline). 3. Set the front cover as before. ATTENTION ■ About batteries •...
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. •...
■ To set the clock 1. Press “CLOCK button”. is displayed. blinks. 2. Press “TIMER setting button” to set the clock to the present time. HOME LEAVE ON/OFF Holding down “ ” or “ ” button rapidly TEMP POWERFUL increases or decreases the time display. 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 air flow rate setting 5. Press “FAN setting button”. DRY mode AUTO or COOL or HEAT or FAN mode Five levels of air flow rate setting from “ ” to “ ” plus “ ” “ ”...
Adjusting the Air Flow Direction You can adjust the air flow direction to increase your comfort. ■ To adjust the horizontal blade (flap) 1. Press “SWING button”. • “ ” is displayed on the LCD and the flaps will begin to swing. HOME LEAVE ON/OFF 2.
Page 14
■ To adjust the vertical blades (louvers) • When adjusting the louver, use a robust and stable stool and watch your steps carefully. Hold the knob and move the louvers. (You will find a knob on the left side and the right side blades.) Notes on flap and louvers angles.
POWERFUL Operation POWERFUL operation quickly maximizes the cool- ing (heating) effect in any operation mode. You can get the maximum capacity . ■ To start POWERFUL operation 1. Press “POWERFUL button”. • POWERFUL operation ends in 20 min- utes. Then the system automatically operates again with the settings which HOME LEAVE ON/OFF...
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.
HOME LEAVE Operation HOME LEAVE operation is a function which allows you to record your preferred temperature and air flow rate settings. ■ To start HOME LEAVE operation 1. Press “HOME LEAVE button” . • The HOME LEAVE lamp lights up. ■...
■ What’s the HOME LEAVE operation? Is there a set temperature and air flow rate which is most comfortable, a set temperature and air flow rate which you use the most? HOME LEAVE operation is a function that allows you to record your favor- ite set temperature and air flow rate.
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 opera- tion • Check that the clock is correct. If not, set the clock to the present time.
■ 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 HOME LEAVE the point you like.
Note for Multi System 〈〈 〉〉 What is a “Multi System”? This system has one outdoor unit connected to multi- ple indoor units. room Outdoor unit ■ Selecting the Operation Mode room Living room 1. With the Priority Room Setting present but inactive or not present.
Page 22
■ 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 22.) 2. Pull out the air filters. • Push upwards the tab at the center of each air filter, then pull it down. 3. Take off the air purifying filter, photocatalytic deodorizing filter. •...
Check Check that the base, stand and other fittings of the outdoor unit are not decayed or corroded. Check that nothing blocks the air inlets and the outlets of the indoor unit and the outdoor unit. Check that the drain comes smoothly out of the drain hose during COOL or DRY operation. •...
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.
Page 30
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 ∗...
Need help?
Do you have a question about the Inverter FLXS25BVMB and is the answer not in the manual?
Questions and answers