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3

Safety Considerations

Read these 

Safety Considerations for Operations

 carefully 

before operating an air conditioner or heat pump.

 

Make sure that the unit operates properly during the startup 
operation. Instruct the user on how to operate and maintain the 
unit. 

 

Inform users that they should store this operation manual with 
the installation manual for future reference.

 

Meanings of 

DANGER

WARNING

CAUTION

, and 

NOTE

 

Symbols:

 DANGER  ...........

Indicates an imminently hazardous 
situation which, if not avoided, will 
result in death or serious injury.

 WARNING  .........

Indicates a potentially hazardous 
situation which, if not avoided, could 
result in death or serious injury.

 CAUTION  ..........

Indicates a potentially hazardous 
situation which, if not avoided, may 
result in minor or moderate injury. 
It may also be used to alert against 
unsafe practices.

 NOTE  ................

Indicates situations that may result 
in equipment or property-damage 
accidents only.

  

 DANGER 

•  Do not install the unit in an area where flammable materials 

are present due to risk of explosion resulting in serious 
injury or death.

•  Any abnormalities in the operation of the air conditioner or 

heat pump, such as smoke or fire, could result in severe 
injury or death. Turn off the power and contact your dealer 
immediately.

•  Refrigerant gas may produce toxic gas if it comes into contact 

with fire, such as from a fan heater, stove, or cooking device. 
Exposure to this gas could cause severe injury or death.

•  For refrigerant leakage, consult your dealer. 

 

Refrigerant gas is heavier than air and replaces oxygen. 
A massive leak could lead to oxygen depletion, especially 
in basements, and an asphyxiation hazard could occur 
leading to serious injury or death.

•  If equipment utilizing a burner is used in the same room 

as the air conditioner or heat pump, there is the danger 
of oxygen deficiency which could lead to an asphyxiation 
hazard resulting in serious injury or death. Be sure to 
ventilate the room sufficiently to avoid this hazard.

•  Safely dispose of the packing materials. Packing materials, 

such as nails and other metal or wooden parts, may cause 
stabs or other injuries.

•  Tear apart and throw away plastic packaging bags so that 

children will not play with them. Children playing with plastic 
bags face the danger of death by suffocation.

  

 WARNING 

•  Contact your dealer for repair and maintenance.

 

Improper repair and maintenance may result in water 
leakage, electric shock, and fire. Only use accessories 
made by Daikin that are specifically designed for use with 
the equipment and have them installed by a professional.

•  Contact your dealer to move and reinstall the air conditioner 

or heat pump. Incomplete installation may result in water 
leakage, electric shock, and fire.

•  Never let the indoor unit or the remote controller get wet. 

Water can cause an electric shock or a fire.

•  Never use flammable spray such as hair spray, lacquer, or 

paint near the unit. Flammable spray may cause a fire.

•  When a fuse blows out, never replace it with one of 

incorrect ampere ratings or different wires. Always replace 
any blown fuse with a fuse of the same specification.

•  Never remove the fan guard of the unit. A fan rotating at 

high speed without the fan guard is very dangerous.

•  Never inspect or service the unit by yourself. Contact a 

qualified service person to perform this work.

•  Turn off all electrical power before doing any maintenance 

to avoid the risk of serious electric shock; never sprinkle or 
spill water or liquids on the unit.

•  Do not touch the switch with wet fingers. Touching a switch 

with wet fingers can cause electric shock.

•  Do not allow children to play on or around the unit to 

prevent injury. 

•  The heat exchanger fins are sharp enough to cut. To avoid 

injury wear gloves or cover the fins while working around 
them.

•  Do not put a finger or other objects into the air inlet or air 

outlet. The fan is rotating at high speed and will cause injury.

•  Check the unit foundation for damage on a continuous 

basis, especially if it has been in use for a long time. If left in 
a damaged condition the unit may fall and cause injury.

•  Placing a flower vase or other containers with water or 

other liquids on the unit could cause a shock or fire if a spill 
occurs.

•  Do not touch the air outlet or horizontal blades while the 

swing flap is in operation because fingers could get caught 
and injured.

•  Never touch the internal parts of the controller. Do not 

remove the front panel because some parts inside are 
dangerous to touch. To check and adjust internal parts, 
contact your dealer.

  

 CAUTION 

•  Do not use the air conditioner or heat pump for any other 

purposes other than comfort cooling or heating. 

 

Do not use the unit for cooling precision instruments, food, 
plants, animals or works of art.

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Summary of Contents for SUPER MULTI NX FDXS12LVJU

Page 1: ...DAIKIN ROOM AIR CONDITIONER OPERATION MANUAL MODELS FDXS09LVJU FDXS12LVJU CDXS15LVJU CDXS18LVJU CDXS24LVJU English Fran ais Espa ol 00_CV_3P297290 3C indd 1 10 29 2015 16 47 24...

Page 2: ...saving ECONO This function enables efficient operation by limiting the maximum power consumption It is useful when using the air conditioner and other electrical devices simultaneously Page 16 01_EN_3...

Page 3: ...DRY COOL HEAT FAN Operation 11 Adjusting the Airflow Rate 13 POWERFUL Operation 14 OUTDOOR UNIT QUIET Operation 15 ECONO Operation 16 OFF TIMER Operation 17 ON TIMER Operation 18 Multi Connection Not...

Page 4: ...Contact your dealer for repair and maintenance Improper repair and maintenance may result in water leakage electric shock and fire Only use accessories made by Daikin that are specifically designed fo...

Page 5: ...ed and may fail to display the data Do not wipe the controller operation panel with benzene thinner chemical dust cloth etc The panel may get discolored or the coating can peel off If it is heavily di...

Page 6: ...witch Press this switch once to start operation Press once again to stop it The operation mode refers to the following table Mode Temperature setting Airflow rate AUTO 77 F 25 C AUTO This switch is us...

Page 7: ...unit may differ from some models Refrigerant piping and inter unit wiring Ground terminal Inside this cover Drain hose Air inlet back and side Air outlet Outdoor temperature sensor back Model name pl...

Page 8: ...unication is approximately 13ft 4m FAN setting button Selects the airflow rate setting Page 13 POWERFUL button POWERFUL operation Page 14 Display LCD Displays the current settings In this illustration...

Page 9: ...ELECT button Changes the ON OFF TIMER settings Page 17 18 QUIET button OUTDOOR UNIT QUIET operation Page 15 OFF TIMER button Page 17 TIMER CANCEL button Cancels the timer setting Page 17 18 MODE selec...

Page 10: ...es are provided for the initial use of the system The usable period of the batteries may be short depending on the manufactured date of the air conditioner Notes on remote controller Never expose the...

Page 11: ...set the current day of the week 3 Press blinks 4 Press to set the clock to the present time Holding down or rapidly increases or decreases the time display 5 Press Point the remote controller at the i...

Page 12: ...ts of the room After the start of HEAT operation it takes some time before the room gets warmer In HEAT operation frost may occur on the outdoor unit and lower the heating capacity In that case the sy...

Page 13: ...r always consumes a small amount of electricity even while it is not operating If you are not going to use the air conditioner for a long period for example in spring or autumn turn the breaker off Us...

Page 14: ...nces the airflow rate setting in sequence Auto Indoor unit quiet Low Middle low Middle Middle high High When the airflow is set to indoor unit quiet operation will start and the noise from the unit wi...

Page 15: ...nnot be used together with ECONO and OUTDOOR UNIT QUIET operation Priority is given to the function of whichever button is pressed last POWERFUL Operation can only be set when the unit is running Pres...

Page 16: ...OUTDOOR UNIT QUIET operation will work only when this function is set on all operated indoor units However if using priority room setting refer to note for multi system Page 19 This function is avail...

Page 17: ...ame time Time Maximum during normal operation Maximum during ECONO operation Normal operation ECONO operation From start up until set temperature is reached Running current and power consumption This...

Page 18: ...e LCD The TIMER lamp lights yellow Display To cancel OFF TIMER operation Press and setting time are no longer displayed on the LCD and day of the week are displayed on the LCD The TIMER lamp goes off...

Page 19: ...in and setting time are displayed on the LCD The TIMER lamp lights yellow Display To cancel ON TIMER operation Press and setting time are no longer displayed on the LCD and day of the week are display...

Page 20: ...lamp will flash With the priority room setting active Refer to priority room setting on the next page NIGHT QUIET mode Available only for COOL operation NIGHT QUIET mode requires initial programming d...

Page 21: ...ating the following modes in room B C and D Operation mode in room B C and D Status of room B C and D when the unit in room A is in COOL operation COOL or DRY or FAN Current operation mode maintained...

Page 22: ...gently rinse them in cool water Do not use detergent or hot water to avoid filter shrinking or deformation After cleaning dry them in the shade 3 Replacing the air filter Rear suction Hook the filter...

Page 23: ...ed 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 If no drain w...

Page 24: ...ner even if the air conditioner is not working when the indoor units in other rooms are in operation Blowing Generated when the flow of the refrigerant in the air conditioner is switched over Ticking...

Page 25: ...omatically resumes operation in about 3 minutes Operation stopped suddenly OPERATION lamp flashes Are the air filters clean Clean the air filters Is there anything to block the air inlet or the outlet...

Page 26: ...are absorbed into the unit and discharged with the airflow If this happens have the indoor unit washed by a technician from the service shop where you purchased the air conditioner The outdoor fan ro...

Page 27: ...r cord is abnormally hot or damaged An abnormal sound is heard during operation The safety breaker a fuse or the ground leakage breaker cuts off the operation frequently A switch or a button often fai...

Page 28: ...RE OF TRANSMISSION BETWEEN INDOOR UNIT AND OUTDOOR UNIT INDOOR UNIT A1 INDOOR PCB DEFECTIVENESS A5 HIGH PRESSURE CONTROL OR FREEZE UP PROTECTOR A6 FAN MOTOR FAULT C4 FAULTY HEAT EXCHANGER TEMPERATURE...

Page 29: ...28 English MEMO 01_EN_3P297290 3C indd 28 11 17 2015 10 27 23...

Page 30: ...3P297290 3C M11B118B 1511 HT The two dimensional bar code is a manufacturing code Quick Reference 00_CV_3P297290 3C indd 2 10 29 2015 16 47 25...

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