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Names of parts

This operation manual is for the following systems with standard control. If your installation has a customized control 

system, ask your Daikin dealer for the operation that corresponds your system.

BEFORE INSTALLATION, CONTACT YOUR DAIKIN DEALER TO CONFIRM YOUR SYSTEM TYPE.

ATTENTION

To protect the unit, turn on the main power switch 6 hours before operation.

Installation site

The system provides 4 operation modes,

Cool/Heat changover

 

 

remote controller

Operation modes

Inverter series

heat pumps 

RXYMQ

 series

 yes     no

 (COOLING), 

 (HEATING),  

 (DRY) and  

 (FAN).

System

Cool/Heat changeover 

remote controller (only for 3, 4, 5, 6 hp)

Also pay attention to operating noise.

    Select the following kinds of location:

         a. A place that can sufficiently withstand the weight of the 

             air conditioner with less running noises and vibrations.

         b. A place where warm airflow from the air outlet of the outdoor 

             unit and operating noise do not cause a nuisance to neighbours.

    

Be sure there are no obstructions near the air outlet of the outdoor unit.

    

Obstructions may result in poor performance and increased operating noise.

    If abnormal noise occur, ask your dealer for advise.

Regarding wiring

    All wiring must be performed by an authorized electrician.

    Always consult your dealer about wiring. Never do it by yourself. 

    

Only use the dedicated power supply circuit provided for this air conditioner.

    

Install the air conditioner in a well-ventilated place that is free of obstructions

    

Do not use the air conditioner in the following kinds of places:

         a. Where there is considerable use of mineral oil such as cutting oil

         b. Where there is much salt such as a beach area

         c. Where there is sulphur gas such as in a hot-spring resort

         d. Where there are considerable voltage fluctuations such as a factory

         e. Where there are motor vehicles or marine vessels

          f. Where there is considerable atmospheric oil such as in cooking areas

         g. Where there are machines generating electromagnetic radiation

         h. Where the air contains acidic or alkaline steam or a vapour

    

Protection against snow

    For details, consult your dealer.

System relocation

    Consult your Daikin dealer about remodelling and relocation.

4

Summary of Contents for RXYMQ3AV4A

Page 1: ...RXYMQ3AV4A RXYMQ4AV4A RXYMQ5AV4A RXYMQ6AVE RXYMQ8AY1 RXYMQ4AVE RXYMQ5AVE RXYMQ6AV4A RXYMQ3AVE OPERATION MANUAL System air conditioner RXYMQ9AY1...

Page 2: ......

Page 3: ...ing the manual file it away for future reference READ BEFORE OPERATION Safety precaution 1 Names of parts 4 Preparation Before Operation 7 Useful Information 7 OPERATION COOLING HEATING FAN Operation...

Page 4: ...anship may result in water leakage electric shocks or fire hazards Do not place objects including rods your fingers etc in the air inlet or outlet Injury may result due to contact with the air conditi...

Page 5: ...ditioner The use of any other power supply may cause heat generation fire or product failures Consult your dealer regarding cleaning the inside of the air conditioner Improper cleaning may cause break...

Page 6: ...ernal parts of the controller Do not remove the front panel Touching certain internal parts will cause electric shocks and damage to the unit Please consult your dealer about checking and adjustment o...

Page 7: ...uctions near the air outlet of the outdoor unit Obstructions may result in poor performance and increased operating noise If abnormal noise occur ask your dealer for advise Regarding wiring All wiring...

Page 8: ...26A 24 25 Remote Controller TEST C hr TEST NOT AVAILABLE OPTION L H hr 10 1 3 11 21 20 19 12 23 2 4 5 13 7 8 14 16 9 6 15 17 18 22 Fig 1 NOTE This manual describe only for BRC1C62 KRC19 26A For other...

Page 9: ...ton for SETTING TEMPERATURE of the thermostat FAN SPEED CONTROL button Press this button to select the fan speed LOW or HIGH of your choice PROGRAMMING TIME button Use this button for programming STAR...

Page 10: ...a long time Do not leave the door or window open The air will be released and the effect of cooling heating will be reduced Do not allow direct sunshine to enter the room during the cooling operation...

Page 11: ...Operation HEATING Operation FAN Operation 2 Press ON OFF button OPERATION lamp lights up and the system starts OPERATION FOR SYSTEMS WITH COOL HEAT CHANGEOVER REMOTE CONTROLLER Only for the heat pump...

Page 12: ...TING button is pressed then returned soon the air conditioner will start the operation automatically about 5 minutes later because the air conditioner is controlled so that excessive load is not appli...

Page 13: ...ON lamp lights up and system starts OPERATION FOR SYSTEMS WITH COOL HEAT CHANGEOVER REMOTE CONTROLLER Only for the heat pump 1 Select cooling operation mode with the cool heat changeover remote contro...

Page 14: ...o it may be different from the display The air flow direction can be adjusted in either of the following ways Automatic The air flow flap adjusts its position itself Fixed air flow direction The air f...

Page 15: ...set the time for stopping or starting the system When this button is pressed the time advances by 1 hour When this button is pressed the time goes backward by 1 hour 3 Press the TIMER ON OFF button T...

Page 16: ...e right to select the cooling heating operation mode master remote controller can select the cooling heating operation mode The displays of slave remote controllers show CHANGEOVER UNDER CONTROL and t...

Page 17: ...r in the sequence fan dry cooling heating The indication in other slave indoor unit is changed over while following up the indication in the master indoor unit PRECAUTIONS FOR GROUP CONTROL SYSTEM OR...

Page 18: ...s heard when the system stops after HEATING OPERATION Expansion and contraction of plastic parts caused by temperature change makes this noise A low Sah Choro choro sound is heard while an indoor unit...

Page 19: ...L When a long beep sound is issued in the case of wireless remote controller Refer to page 13 This is because cool heat changeover is controlled by the cool heat changeover remote control switch Ask y...

Page 20: ...power switch to off Stop operation Symptom The machine does not work at all The machine runs but stops soon The machine does not work properly y d e m e R e s u a C Blocked air inlet or air outlet of...

Page 21: ...room and contact your dealer After asking for repair of refrigerant leakage confirm to the service personnel that the leak ing positions are repaired securely then start the operation In certain opera...

Page 22: ...NOTES...

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Page 24: ...3P344160 3G M14N096 HT http www daikin com global_ac...

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