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REYQ8PY1B
REYQ10PY1B
REYQ12PY1B
REYQ14PY1B
REYQ16PY1B

VRV

III

 System air conditioner

Operation manual

CONTENTS

1. SAFETY CAUTIONS....................................... 1

2. SPECIFICATIONS........................................... 3

3. WHAT TO DO BEFORE OPERATION ............ 4

4. REMOTE CONTROLLER AND COOL/HEAT 

SELECTOR: NAME AND FUNCTION OF 

EACH SWITCH AND DISPLAY....................... 4

5. OPERATION RANGE...................................... 5

6. OPERATION PROCEDURE ........................... 5

7. OPTIMUM OPERATION ................................. 9

8. SEASONAL MAINTENANCE.......................... 9

9. FOLLOWING SYMPTOMS ARE NOT AIR 

CONDITIONER TROUBLES......................... 10

10. TROUBLE SHOOTING ................................. 12

1. SAFETY CAUTIONS

Read the following cautions carefully and 
use your equipment properly.

There are two kinds of safety cautions and tips listed 
here as follows:

WARNING

....... Improper handling can lead to 

such serious consequences as 
death or severe injury.

CAUTION

........ Improper handling can lead to 

injury or damage. It could also 
have serious consequences 
under certain conditions.

NOTE

Keep this operation manual handy so that you 
can refer to them if needed.

Also, if this equipment is transferred to a new user, 
make sure to hand over this operation manual to the 
new user.

WARNING for operation

• Do not expose yourself directly to the cool air 

currents too long nor allow the air in the 
room to become too cold.

Doing so may make you feel sick or damage your 
health.

• Do not put your fingers, rods, or other objects into 

the air inlet or outlet while the fan is in operation.

Injury may result because the fan is rotating at 
high speed.

• Flammable if refrigerant leaks.

The refrigerant used in the air conditioner is safe 
and should not normally leak, but if it does leak 
into a room, it will emit a noxious gas if it comes in 
contact with any kind of heater, stove, or other sim-
ilar objects.
Turn off any combustible heating devices, ventilate 
the room, and contact the dealer where you pur-
chased the unit.
When repairing a refrigerant leak, have a service 
engineer check that the repair has been per-
formed properly before running the unit again.

• Use only fuses of the correct capacity if a fuse 

load switch is being used.

Using wires may cause breakdown and fire.

• Do not disassemble, modify, or repair.

This may cause water leakage, electric shock, or 
fire. Only your dealer should attempt such proce-
dures.

• If anything unusual occurs (e.g., a burning 

smell), stop the operation of the air conditioner 
and shut off the power.

Leaving the unit running under such circum-
stances may cause breakage, electrical shock, or 
fire.
Contact your dealer.

• Consult the dealer if the air conditioner sub-

merges owing to a natural disaster, such as a 
flood or typhoon.

Do not operate the air conditioner in that case, or 
otherwise a malfunction, electric shock, or fire may 
result.

• Do not operate the air conditioner when using 

a room fumigation - type insecticide.

Failure to observe could cause the chemicals to 
become deposited in the unit, which could endan-
ger the health of those who are hypersensitive to 
chemicals.

CAUTION for operation

• Do not use the air conditioner for purposes 

other than air conditioning.

Do not use the air conditioner to keep food, ani-
mals, plants, precision instruments, or works of art 
cool.
Otherwise, their quality deterioration will result.

• Do not remove the fan guard of the outdoor 

unit.

The exposed fan may cause injury.

• Do not place items under the indoor unit which 

may be damaged by water.

Drips may fall in the following cases: 80% or higher 
in humidity, clogged drain outlet, or foul air filter.

01_EN_3P201178-2B.fm  Page 1  Wednesday, April 25, 2007  3:51 PM

Summary of Contents for VRV III REYQ8PY1B

Page 1: ...tem air conditioner Betriebsanweisung VRVIII System Klimaanlage Manuel d utilisation Conditionneur d air VRVIII System Manual de operaci n Sistema de acondicionador de aire VRVIII Manuale d uso Condiz...

Page 2: ...a de garant a de la tienda guarde en un lugar seguro Grazie per avere acquistato questo condizionatore d aria Daikin Prima di utilizzare quest ultimo leggere attentam ente il presente manuale d uso ch...

Page 3: ...2 1 4 3 5 6 7 1 7 3 7 2...

Page 4: ...8 9 10 11 12 Ceiling Suspended Wall Mounted Double flow Multi flow Corner 13 1 15 14 13 2 Ceiling Suspended Wall Mounted Double flow Multi flow Corner...

Page 5: ...n contact with any kind of heater stove or other sim ilar objects Turn off any combustible heating devices ventilate the room and contact the dealer where you pur chased the unit When repairing a refr...

Page 6: ...sure to stop the operation and turn the breaker off before cleaning This may cause electric shock and injury Consult with the dealer for cleaning the interior of the indoor units Incorrect cleaning m...

Page 7: ...ensed to do so Consult with your dealer for electrical work and grounding work Use a dedicated circuit for the air conditioner Pay Attention to Operating Sound Be sure to use the following places a Pl...

Page 8: ...spection test operation When the inspection test operation button is pressed the display shows the mode in which the system actually is 10 Display under centralized control When this display shows the...

Page 9: ...outdoor temperature is 21 C or over 6 OPERATION PROCEDURE Operation procedure varies according to the com bination of outdoor unit and remote controller Read the chapter What to do before operation To...

Page 10: ...utdoor unit heat exchanger increases Heating capability decreases and the system goes into defrost operation The airflow will be set to breeze or stop If stopped the display of the remote control ler...

Page 11: ...swings as shown right and the air flow direction continuously varies Automatic swing setting Press the air flow direction adjust button to select the air direction of your choice The air flow flap di...

Page 12: ...L HEAT Selector is connected to BS unit The COOL HEAT Selector can select opera tion mode Only the master remote controller can select heating cooling automatic operation The displays of slave remote...

Page 13: ...lar equipment Failing to do so may cause static or distorted pic tures Turn off the main power supply switch to the unit when the unit is not used for longer periods of time If the switch is on it use...

Page 14: ...ommunication between the units causing them to stop Operation automatically restarts when the noise goes away 9 3 COOL HEAT CANNOT BE CHANGED OVER When the display shows changeover under control It sh...

Page 15: ...his is the sound of refrigerant gas flowing through both indoor and outdoor units A hissing sound which is heard at the start or immediately after stopping operation or defrost operation This is the n...

Page 16: ...power on with the breaker switch in the trip position Contact your dealer 2 If the system stops soon after starting the opera tion Check if air inlet or outlet of outdoor or indoor unit is not blocke...

Page 17: ...duct is assumed to be 10 hours day 2500 hours year Table 1 Inspection Cycle and Maintenance Cycle Lists Note 1 This table indicates main parts See the maintenance and inspection contract for details N...

Page 18: ...frigerant Contact your dealer for discarding the system air conditioner since it is required by law to collect transport and discard the refrigerant in accor dance with relevant local and national reg...

Page 19: ...3P201178 2B EM07A012 0705 HT...

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