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INSTALLATION MANUAL

Installation manual

VRVW

III

 System air conditioner

Installationsanweisung

VRVW

III

 System Klimaanlage

Manuel d’installation

Conditionneur d’air VRVW

III

 System

Manual de instalación

Acondicionador de aire con sistema VRVW

III

Manuale di installazione

Condizionatore d’aria a sistema VRVW

III

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 VRVW

III

Installatiehandleiding

Airconditioner met VRVW

III

 Systeem

Manual de instalação

Ar condicionado VRVW

III

 System

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óê

оводство

 

по

 

монтаж

ó

Кондиционер

 

системы

 VRVW

III

English

Deutsch

Français

Español

Italiano

Nederlands

Portugues

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System air conditioner

RWEYQ8PY1
RWEYQ10PY1*
RWEYQ16PY1
RWEYQ18PY1
RWEYQ20PY1*
RWEYQ24PY1
RWEYQ26PY1
RWEYQ28PY1
RWEYQ30PY1*

*Only models with suffix numbers 

10, 20, and 30 are sold in China.

00_CV_3P153897-8L.fm  Page 1  Friday, July 11, 2008  4:45 PM

Summary of Contents for VRV-WIII

Page 1: ...II Manuale di installazione Condizionatore d aria a sistema VRVWIII VRVWIII Installatiehandleiding Airconditioner met VRVWIII Systeem Manual de instala o Ar condicionado VRVWIII System VRVWIII English...

Page 2: ...RXYQ54PY1 E RTSYQ10PY1 RTSYQ14PY1 RTSYQ16PY1 RTSYQ20PY1 RTSQ8PY1 RTSQ10PY1 RTSQ12PY1 RTSQ14PY1 RTSQ16PY1 BTSQ20PY1 REYQ8PY1 REYQ10PY1 REYQ12PY1 REYQ14PY1 REYQ16PY1 REYQ18PY1 REYQ20PY1 REYQ22PY1 REYQ24...

Page 3: ...UT D UNIT TO MULTI UNIT IN D OUT D BS F1 F1 F2 F2 F1 F2 F1 F2 F1 F2 F1 F2 IN D OUT D BS F1 F1 F2 F2 F1 F2 IN D OUT D BS F1 F1 F2 F2 F1 F2 8 11 9 10 6 4 Heat recovery system Heat pump system 7 A1P A B...

Page 4: ...OFF ON O U T I N F1 F2 P1 P2 P1 P2 1 figure 16 1 2 3 13 14 15 4 17 16 18 11 10 9 6 5 8 4 7 12 figure 19 figure 18 1 2 6 3 3 4 5 1 2 F1F2 F1F2 F1F2 F1F2 F1F2 figure 14 Heat pump system Heat recovery s...

Page 5: ...t pump system Heat recovery system figure 24 4 5 3 2 1 figure 25 figure 26 1 1 2 2 3 3 4 4 5 6 Heat recovery system Heat pump system figure 23 figure 27 1 2 3 4 5 1 15 2 3 3 C arrow view D arrow view...

Page 6: ...refully before installing air conditioning unit and be sure to install it correctly After completing installation conduct a trial operation to check for faults and explain to the customer how to opera...

Page 7: ...nstall the air conditioner in the following locations 1 Where there is a high concentration of mineral oil spray or vapour e g a kitchen Plastic parts will deteriorate parts may fall off and water lea...

Page 8: ...1 The foundation is strong enough to support the weight of the unit and the floor is flat to prevent vibration and noise generation 2 Consider the space required for refrigerant piping work when insta...

Page 9: ...pipe made of a material other than stainless steel may result in corrosion of the pipe Take preventive measures as necessary for example by insulat ing the connection on the water pipe The connection...

Page 10: ...ce should be activated during operation remove the cause without fail before restarting the operation If the freezing protection device has been once acti vated a partial freezing has occurred If you...

Page 11: ...ntial start refer to chapter Examples For connection wiring to the central remote controller refer to the installation manual of the central remote controller 8 2 Power circuit and cable requirements...

Page 12: ...ge Use insulated wires of the size as mentioned below having rated voltage of 250 V or higher For single core 1 25 mm or larger conduit pipe work For multiple cores 0 75 mm or larger The wiring for pu...

Page 13: ...ution Precautions when laying power wiring Use crimp style terminals for connections to the power terminal block When none are available follow the instructions below Do not connect wiring of differen...

Page 14: ...n 30 against horizontal surface 3 Horizontal surface 7 The outside unit multi connection piping kit that is sold separately as an option BHFP22MA56 84 BHFP26MA56 84 is necessary for the multi installa...

Page 15: ...f outside units See the installation manual attached to the kit with attention to installation restrictions described in connecting the refrigerant piping when installing 1 To avoid the risk of oil de...

Page 16: ...ed to downstream For the gas piping size in case of 2 tube piping between refrigerant branching kit BS unit and refrigerant branching kit select the size of suction gas piping The size of connection p...

Page 17: ...40 m Increase the liquid and suction gas pipe size as follows 9 5 12 7 12 7 15 9 15 9 19 1 19 1 22 2 22 2 25 4 28 6 31 8 34 9 38 1 a A B C D E F G b c d e f g h i j k l m n 1 2 3 4 5 6 7 8 p REFNET jo...

Page 18: ...ING 3 Make sure there is no faulty refrigerant piping See 9 REFRIGERANT PIPING 4 Make sure piping size is correct See 9 1 Selection of piping material 5 Make sure insulation work is done See 9 7 Pipe...

Page 19: ...both liquid and gas is opened See the Shutoff valve operation procedure in chapter 9 10 2 Additional refrigerant charge The amount of refrigerant to be added to the unit should be written on the incl...

Page 20: ...supply has been applied For the method of setting refer to the label of Points to be noted when providing ser vices attached to the cover of electrical box shown in the figure 27 of the outside unit A...

Page 21: ...n accordance with steps 1 to 4 below and take whatever action is necessary to comply 1 Calculate the amount of refrigerant kg charged to each system separately Note Where a single refrigerant facility...

Page 22: ...3P153897 8L EM08A055 0808 HT...

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