lesen sie diese hinweise vor der installation sorgfÄltig durch. keep this manual in a handy place for future reference. KEEP THIS MANUAL IN A HANDY PLACE FOR FUTURE REFERENCE. 0000034007 00000 n VRV IV Series air conditioner pdf manual download. This installation manual concerns the VRV IV, full inverter driven, heat pump system. installation manual system air conditioners models 〈bs unit〉 bs4q14av1 bs10q14av1 bs6q14av1 bs12q14av1 bs8q14av1 bs16q14av1 read these instructions carefully before installation. INSTALLATION MANUAL This manual provides the procedures of installation to ensure a safe and good standard of operation for the air conditioner unit. DAIKIN INDUSTRIES, LTD. declares under its sole responsibility that the air conditioning models to which this declaration relates: ... • While following the instructions in this installation manual, install drain piping in order to ensure proper drainage and insulate piping in order to prevent condensate. 0000010058 00000 n Read the User's Manual carefully before using this product. The branch pipe must be insulated in accordance with the instruction manual provided with each kit. INSTALLATION MANUAL ... DAIKIN INDUSTRIES, LTD. FXAQ15PAV1, FXAQ20PAV1, FXAQ25PAV1, FXAQ32PAV1, FXAQ40PAV1, ... • Carry out drain piping properly following this installation manual and insulate the pipe to prevent conden-sation. *ARC must be used for pipe runs >90m. 0000003660 00000 n 0000084489 00000 n 421 0 obj <> endobj 0000099542 00000 n 0000086289 00000 n 0000086682 00000 n 0000010525 00000 n 0000014948 00000 n 0000097801 00000 n 0000085358 00000 n 0000028007 00000 n Daikin Configurator v2.*. 0000076360 00000 n Air Conditioner Daikin VRV III-S Installation Manual (28 pages) Air Conditioner Daikin VRV III-S Technical Data Manual. Read the chapter Refrigerant Piping and follow the 4 Preparation Installation and operation manual 5 RXYSQ6TMYFK VRV IV-S system air conditioner 4P524881-1 – 2018.02 SpecificationRXYSQ6 CapacityHeating 12.3 kW Cooling 12.8~15.1 kW Ambient design temperature Heating –20~15.5°C WB Cooling –5~52°C DB 0000003523 00000 n xref Design flexibility and simplified installation When only VRV indoor units are connected Long piping length offers flexibility in the choice of installation positions, and simplifies system planning. System: VRV IV Q. Refrigerant: R410A. lesen sie diese hinweise vor der installation sorgfÄltig durch. LIRE SOIGNEUSEMENT CES INSTRUCTIONS AVANT L'INSTALLATION. These units are designed for outdoor installation and used for cooling and heatpump applications. 0000083050 00000 n {���4v�?�l����P궃��x��6������StK�@��! INSTALLATION MANUAL - Daikin VRVIII - Daikin AC Read PDF Daikin Manual R410a Vrv Series Daikin Manual R410a Vrv Series Page 38 Installation Si39-303 Choosing a General Refrigerant piping content volume of the VRVII R410A Series is larger than the VRV Inverter Series, and Vacuum Pump consequently takes more time for vacuum drying. Reusing existing piping for speedy replacement to an advanced energy-saving air conditioning. Capacity Range: 6.0 – 48.0 hp. 0000024925 00000 n VRV SYSTEM Air Conditioners Installation manual CONTENTS 1. VRV-S is available in a range of capacities from 9kW up to 24kW whilst maintaining a compact installation footprint with long piping runs of up to 100m1. Long piping design possible 14 indoor units Max. 0000098456 00000 n 0000022125 00000 n VRV IV Q. These units are designed for outdoor installation and used for cooling and heat pump applications. Unrivalled flexibility. startxref 0000007024 00000 n Installation manual Residential VRV System air conditioner Manuel d’installation Climatiseur à système VRV résidentiel Español Manual de instalación Acondicionador residencial de aire sistema VRV Residential VRV INSTALLATION MANUAL 00_CV_3P591321-3B.fm Page 1 … Equipped with our Daikin Variable Refrigerant Volume control, you can maintain individual control of different zones, rooms and floors with Daikin VRV.. Connect your Daikin VRV with our Building Management System, which integrates seamlessly with 3rd-party equipment, so that you can control your climate, lighting, alarms and more with a single interface. VRVIII SYSTEM Air Conditioners Installation manual CONTENTS 1 SAFETY CONSIDERATIONS.....1 2 BEFORE INSTALLATION.....3 3 SELECTING INSTALLATION SITE .....5 4 PREPARATIONS BEFORE INSTALLATION.....5 5 BS UNIT INSTALLATION.....6 6 REFRIGERANT PIPING WORK.....7 7 ELECTRIC WIRING WORK.....11 8 INITIAL SETTING.....15 9 TEST OPERATION.....15 1. 0000092830 00000 n 0000082172 00000 n 0000076836 00000 n 0000086068 00000 n RXYTQ18~48Multi non-continuous heating model (consisting of 2 or 3 RXYTQ modules). 0000084564 00000 n After installation, do a test run to make sure the unit runs prop-erly, and then explain how to operate and take care of the unit to 0000085734 00000 n Download Brochure. RXYCQ24~40 VRV Classic System air conditioner 4P378497-1 – 2014.07 Addendum Installation manual 4 Pipe size selection For an outdoor unit multi installation (RXYCQ24~40A), select the pipe size in accordance with the following figure. bewahren sie diese anleitung an einem leicht zugÄnglichen ort fÜr spÄ-teres nachschlagen auf. 0000100359 00000 n VRV IV compressor unit for indoor installation English. Vrv Iv+ Series Wärmepumpen Pdf Anleitung Herunterladen. Manuel d'installation et d'utilisation Climatiseur système VRV IV-S Français Manuel d'installation et ... Daikin Europe N.V. is authorised to compile the Technical Construction File. ... Daikin’s advanced REFNET piping system makes installation easy. This allows you to place the outdoor unit out of sight and not compromise the external appearance of the your home. Model line up: Model Description RXYTQ8~16Single non-continuous heating model. Reusing existing piping for speedy replacement to an advanced energy-saving air conditioning. Ansicht Und Herunterladen Daikin Vrv Iv+ Series Installation Und Betriebsanleitung Online. 0000015550 00000 n We have paid particular attention to points of difference in installation procedure between this system and the more traditional package and room air conditioning system. Download Brochure. After installation, do a test run to make sure the unit runs prop-erly, and then explain how to operate and take care of the unit to the customer, using the operation manual. Installation and operation ... 15 Daikin Europe N.V. ir autorizēts sastādīt tehnisko dokumentāciju. We have therefore prepared this installation manual to enable installation work to be handled confidently on the basis of a clear understanding of the special features of this system. 0000007789 00000 n m) 2 a b 3 About the units and options 3.1About the outdoor unit This installation manual concerns the VRV IV, full inverter driven, heat pump system. Table of Contents Installer and user reference guide 2 RXYTQ8~16T7YF VRV IV system air conditioner 4P388989-1B – 2016.02 Table of Contents 1General safety precautions3 1.1About the … Daikin Europe N.V. is authorised to compile the Technical Construction File. : R08019046594C CCVR IM-5WMYJ(R)-0617(3)-DAIKIN U1 1VR IM ... tightness of the refrigerant piping installation. These units are intended for outdoor installation and aimed for heat installation manual that comes with the kit. 0000100062 00000 n 0000086603 00000 n Fit the branch pipe so that the branch lies in a horizontal plane. 0000020401 00000 n 0000008574 00000 n OPERATION MANUAL FXDQ15A3VEB FXDQ20A3VEB FXDQ25A3VEB FXDQ32A3VEB FXDQ40A3VEB FXDQ50A3VEB FXDQ63A3VEB System Inverter Air Conditioners 4PEN324678-1F.book Page 1 Tuesday, October 3, 2017 3:27 PM 0000093015 00000 n * 4P328530-1E – 2014.05 Installation and operation manual 2 User: Person who is owner of the product and/or operates the product. Key features include Automatic Refrigerant Charge (ARC) function, max piping runs of up to 120m*, VRT Smart technology and refrigerant cooled PCB with operation range up to 52°C ambient. These units are designed for outdoor installation and used for cooling and heat pump applications. Model line up: Model Description RXYTQ8~16Single non-continuous heating model. Unique piping and wiring systems make it possible to install a VRV IV S series quickly and easily. 0000099456 00000 n Only two main refrigerant lines are required in any one system. READ THESE INSTRUCTIONS CAREFULLY BEFORE INSTALLATION. • Installation Introduction Procedure and tools for refrigerant piping work Procedure • Piping work for R-407C models partially differs from R-22 models in items and procedures of piping work and refrigerant charging due to different component and higher pressure for R-407C. Installation and operation manual VRV IV system air conditioner RXYTQ8T7YF RXYTQ10T7YF RXYTQ12T7YF RXYTQ14T7YF RXYTQ16T7YF. 0000002348 00000 n keep this manual in a handy place for future reference. Before installing the unit, read this manual thoroughly, and follow ing the instructions contained in it. and training on VRV or VRF equipment, do not attempt to install, commission or service any Daikin VRV product with this handbook. %PDF-1.4 %���� 0000100795 00000 n View and Download Daikin VRV IV REYQ72TATJ Series installation manual online. 3 About the units and options Installation and operation manual 4 RXYTQ8~16T7YF VRV IV system air conditioner 4P388987-1C – 2016.02 NOTICE If the unit is operated with the transportation stay attached, abnormal vibration or noise may be generated. 0000004558 00000 n 0000100474 00000 n 0000069681 00000 n LG in their literature on page 37 calls for a temperature rating of 227 F. View and Download Daikin VRV service manual online. 0000097909 00000 n Installation manual 3 BHFQ22P1007+1517 Outdoor unit multi connection piping kit 4PW28994-1 F OR BHFQ22P1007 Pipe size selection and cutting position of the joint. The RSXYP units can be combined with Daikin VRV series indoor units for air conditioning purposes. ?ݜ�����2�`:k�z�|(u��w�-� ����m 0000084600 00000 n %%EOF Training Modules and Materials Slide Presentation Modules VRV Prod & Tech Intro Review VRV Basic Installation Basic VRV Remote Controller Installation & Configuration VRVIII Commissioning Guide Materials Simulators Remote Controller CD or DACA Controls Simulator Box VRVIII Control PCB CD Printed Handouts VRVIII / VRVIII-S Service Manuals VRV-WIII Service Manual (optional) 0000100941 00000 n VRV IV REYQ72TATJ Series air conditioner pdf manual download. Daikin Europe N.V. hat die Berechtigung die Technische Konstruktionsakte zusammenzustellen. Daikin's VRV IV-S multi split air conditioning system incorporates the latest technology from our VRV commercial air conditioners including remarkable energy efficiency, quiet operations and long piping runs of up to 100m (24kW Model) for flexible condenser placement. Page 10 Example of connection 1: When 1 indoor unit is connected downstream from the Branch Selector unit Determine using Table 3 based Select from Table 4 depending on the total capacity of the indoor on the capacity type of the units connected downstream. ... than those specified by Daikin are used, fire or explosion may occur. �y���H�W�"b���7}t7��$V?V��jh�R�@���X�R�޹S'ik��XyU^IP��ɤ���!wS� �ƙ"K1��AW�qCXy�5�C��P>�Nf����A���e��n�w̙ϯI*��&g�u�+T��*��A�_�,��ok�H:/:C���b�� �ŝ�wݢ��9\��*#e�ِ� ��/���*0�v�屚���ފJ�ݸ2��N��]����$�+���)��R]L�'������;ޠK`�8Dn�9 ���� �[U���o���.v�GR��sU)D�� ��;fo���C�nd�w���a� (*1) For details on nitrogen replacement, see the “VRV Installation Manual” (available at any Daikin dealer). 0000006117 00000 n This installation manual concerns the VRV IV, full inverter driven, heat pump system. This installation manual concerns VRV plus series, RSXYP. DIII-Net Control Wiring Exercises 1. System Air Conditioners. 0000005598 00000 n 0000007295 00000 n Daikin VRV IV X Heat Pump NEW. installation manual system air conditioners models 〈bs unit〉 bs4q14av1 bs10q14av1 bs6q14av1 bs12q14av1 bs8q14av1 bs16q14av1 read these instructions carefully before installation. 0000099014 00000 n 0000019084 00000 n This revolutionary system reuses existing piping and enables quick and high quality replacement to the latest energy-saving air conditioning system without renovation work for new piping 0000004018 00000 n ... R-410A VRV system indoor units are not compatible with the R-22 VRV system. 0000039771 00000 n 0000008803 00000 n Model line up: Model Description RXYTQ8~16Single non­continuous heating model. Select the correct pipe size according the tables below and cut the joints and reducers on … Before using your air conditioner, please read this instruction manual carefully and keep it for future reference. INSTALLATION MANUAL READ THESE INSTRUCTIONS CAREFULLY BEFORE INSTALLATION. VRV with Variable Refrigerant Temperature (VRT) technology Industry’s first 3-phase variable refrigerant flow system to integrate with communicating gas furnaces Design flexibility to enlarge system from single to dual module or dual to triple module without change to installed main pipe sizes – refer to the VRV IV X engineering manual for details Before installing the unit, read this manual thoroughly, and follow ing the instructions contained in it. Equipment, and the application of the equipment and system suggestions are offered by Daikin Applied as suggestions and guidelines only, and Daikin Applied does not assume responsibility for the performance of any system as a 0000100018 00000 n 0000100838 00000 n ��5.&�[(��Z�`A��^w��G3 :ԁ�s��TaX�T�a����$V�^t֣v�ˊ�z��W�e�E�™����wHi��Qm�eH"�^d��Aޜ�cp�1ٔ����;���n���� vW:޸{$k��nt��EA�r�3��=Ԥ��W[�g���#. To save time and cost, Daikin developed the VRV IV Q Series as a model specializing in system replacement. bewahren sie diese anleitung fÜr spÄtere bezugnahme griffbereit auf. Q UICK START-UP OF THE UNIT In this chapter the step-by-step procedure is explained for starting up space heating and domestic water heating. Instead, the Field Service Technician needs to complete training offered by Daikin AC (Americas), Inc. (“Daikin AC”) before attempting any installation, commissioning or service of the VRV product. 0000009528 00000 n 0000000016 00000 n This installation manual concerns VRV plus series, RSXYP. Improper drain piping may … veuillez lire attentivement ces instructions avant l'installation. 0000006760 00000 n In this vedio i have explained the daikin VRV pipe sizing using daikin VRV chart. WHISPER QUIET VRV-S … These units are intended for outdoor installation and aimed for heat pump air to air applications. 0000086718 00000 n bewahren sie diese anleitung an einem leicht zugÄnglichen ort fÜr spÄteres nachschlagen auf. 0000082530 00000 n 0000076544 00000 n 0000081852 00000 n VRV Systems; VRV - INSTALLATION MANUALS AC Controllers Installation Manuals Design, … 0000082873 00000 n 0000008689 00000 n 0000081668 00000 n 0000065320 00000 n 0000099294 00000 n Installation and operation manual VRV IV-S system air conditioner = = + = = 0000097176 00000 n 0000084395 00000 n LEA CUIDADOSAMENTE ESTAS INSTRUCCIONES ANTES DE INSTALAR. 0000003889 00000 n <]/Prev 1427918>> Features and Benefits » Adapting VRV to North American market needs – Design flexibility to enlarge system from single to dual module or dual to triple module without change to installed main pipe sizes**. Market-leading control. 0000100315 00000 n Reading the Official Installation Manual is the safest way to preserve the legal guarantee in setting up the product properly. DAIKIN - VRV RSXY8 (Installation Manual) Installation Manual DAIKIN VRV RSXY8 - This Installation Manual provides instructions on how to setup, mount and install the product. Accessories: Equipment which is delivered with the unit and which needs to be installed according to instructions in the documentation. Table of Contents Installation and operation manual 2 RXYTQ8~16T7YF VRV IV system air conditioner 4P388987-1B – 2015.06 Table of Contents 1About the documentation3 1.1For the installerAbout this document.....33 2About the box 3 2.1To remove the … This allows you to place the outdoor unit out of sight and not compromise the external appearance of the your home. 0000099586 00000 n AG 31-011 • REFRIGERANT PIPING DESIGN 2 www.DaikinApplied.com The information contained within this guide represents the opinions and suggestions of Daikin Applied. 0000097364 00000 n trailer Special adjustment may be necessary to suit local requirements. indoor unit. installation footprint with long piping runs of up to 100m1. 421 100 Never remove the pinched piping by brazing 1 Service port 2 Stop valve 3 Point of pipe cutting just above brazing point or above marking A Pinched piping B Pinched piping Never remove the pinched piping by brazing. RXYCQ24 RXYCQ28 RXYCQ32 RXYCQ38 RXYCQ40 VRV Classic System air conditioner Addendum Installation manual 0000003845 00000 n CONSERVER CE MANUEL A PORTEE DE MAIN POUR REFERENCE ULTERIEURE. 0000004694 00000 n INSTALLATION MANUAL R410A SPLIT SERIES MODELS FTXB09A RXB09A FTXB12A RXB12A FTXB18A RXB18A ... Serie Split R410A English Français Español IM-5WMYJ(R)-0617(3)-DAIKIN USA Part Number. Installation manual Residential VRV System air conditioner Manuel d’installation Climatiseur à système VRV résidentiel Español Manual de instalación Acondicionador residencial de aire sistema VRV Residential VRV INSTALLATION MANUAL 00_CV_3P591321-3B.fm … Materials Colored Pens or Pencils (Black – Blue – Red) Extra DIII-Net Wiring Quiz & Component Wiring Exercises. keep this manual in a handy place for future reference. Daikin states in their VRV III Engineering & Installation manual on page 59 that pipe insulation is to be rated to with stand a temperature of 248 F. See insert below. 0000086497 00000 n Operation manual 3 HXHD125A8V1B VRV IV system indoor unit 4P404572-1 – 2015.04 4. 0000100676 00000 n installation manual carefully read these instructions before installation. ADDENDUM TO INSTALLATION MANUAL Make sure to follow instructions below for removing the pinched piping. Table of Contents Installer and user reference guide 2 REYQ8~20+REMQ5T7Y1B VRV IV system air conditioner 4P353997­1A – 2014.08 … 0000085872 00000 n 0000099748 00000 n 1/18/2013 2 Slide1 3 ©2012Daikin AC ˜ Daikin VRV incorporates multiple technologies to provide ultra high energy savings, comfort control and reliability ˜ Multiple indoor fan coils connected to a single refrigerant network ˜ Inverter control system to modulate system capacity as loads change ˜ Heat Pump & Heat Recovery systems Daikin VRV concept 0000084787 00000 n The chart below shows general work procedure for R-407C models. 0000099914 00000 n The present installation manual describes the procedures for ... • Piping kit for side and bottom piping are … Avoid rooftop and back alley installations, without sacrificing precious commercial space. 16 1.2f PED. 0000100164 00000 n 0000091095 00000 n 0 lesen sie diese anweisungen vor der installation sorgfÄltig durch. 0000100633 00000 n veuillez lire attentivement ces instructions avant l'installation. INTELLIGENT COMFORT Wall mounted indoor units feature a human presence sensor that ensures draught free comfort2 and automatically enables energy saving operations when the room is unoccupied. keep this manual in a handy place for future reference. Installation and operation manual. installation manual (1) models “ve-upq” series rqyq8py1 rqyq10py1 rqyq12py1 rqyq14py1 rqyq16py1 rqyq18py1 rqyq20py1 rqyq22py1 rqyq24py1 rqyq26py1 rqyq28py1 rqyq30py1 rqyq32py1 rqyq34py1 rqyq36py1 rqyq38py1 rqyq40py1 rqyq42py1 rqyq44py1 rqyq46py1 rqyq48py1 RXYTQ18~48Multi non-continuous heating model (consisting of 2 or 3 RXYTQ modules). • This document is an installation manual for the Daikin RXYN10AY1 Series VRV Inverter. These units are intended for outdoor installation and aimed for heat pump air to air applications. Ansicht Und Herunterladen Daikin Vrv Iv+ Series Installation Und Betriebsanleitung Online. A,B. Model line up: Model Description RXYTQ8~16Single non-continuous heating model. 0000084051 00000 n GUARDE ESTE MANUAL EN UN LUGAR A MANO PARA LEER EN CASO DE TENER, Heat recovery, with connection to heating only hydrobox (40 pages), Indoor units 4-way blow ceiling suspended cassette (20 pages), Air conditioning systems bs box (11 pages), Manual will be automatically added to "My Manuals", Air Conditioner Daikin VRV IV-S Installer And User Manual, Air Conditioner Daikin VRV IV RXYQ TYDN Series Engineering Data, Air Conditioner Daikin VRV-III Technical Data Manual, Air Conditioner Daikin VRV III-S Installation Manual, Air Conditioner Daikin VRV III-S Technical Data Manual, Air Conditioner Daikin VRV III Technical Data Manual, Air Conditioner Daikin vrv III -Q Series Operation Manual, Air Conditioner Daikin VRV Inverter K Series Manual, Air Conditioner Daikin VRV II Series Technical Data Manual, Air Conditioner Daikin VRVIII-S Series Technical Data Manual, Air Conditioner Daikin VRVIII Series Technical Data Manual, Air Conditioner Daikin VRV System R-22 PLUS Series Manual, Air Conditioner Daikin VRV IV REYQ72TATJ Series Installation Manual, Page 17: Adding An Additional Charge Of Refrigerant. Daikin states in their VRV III Engineering & Installation manual on page 59 that pipe insulation is to be rated to with stand a temperature of 248 F. See insert below. VRV inverter pdf manual download. 0000100208 00000 n The units are available in 7 standard sizes with nominal cooling capacities ranging from 43.8 to 82.1kW and nominal heating capacities ranging from 43.8 to 82.1kW. • This document is an installation manual for the Daikin RXYN10AY1 Series VRV Inverter. 0000099704 00000 n Kategória nebezpečia . Installer and user reference guide VRV IV system air conditioner English Installer and user reference guide VRV IV system air conditioner REYQ8T7Y1B REYQ10T7Y1B REYQ12T7Y1B REYQ14T7Y1B REYQ16T7Y1B REYQ18T7Y1B REYQ20T7Y1B REMQ5T7Y1B. VRV IV Q . SAFETY CONSIDERATIONS … lesen sie diese anweisungen vor der installation … The RXYQ-P7 series can be combined from 3 main units and has nominal cooling capacities ranging from 17.7 to 81.6 kW and nominal heating capacities ranging from 25.0 to 112.5 kW. INTELLIGENT COMFORT Wall mounted indoor units feature a human Installation manual Residential VRV System air conditioner Manuel d’installation Climatiseur à système VRV résidentiel Español Manual de instalación Acondicionador residencial de aire sistema VRV Residential VRV INSTALLATION MANUAL 00_CV_3P591321-4B.fm 1 ページ 2019年12月23日 月曜日 午 … 0000099366 00000 n installation manual carefully read these instructions before installation. 0000044478 00000 n 0000077232 00000 n Also for: … 0000100518 00000 n This installation manual concerns VRV inverters of the Daikin RXYQ-P7 series. SAFETY PRECAUTIONS ... • Install drain piping according to this installation manual to ensure good drainage, and insulate the piping to prevent condensation. Vrv Iv+ Series Wärmepumpen Pdf Anleitung Herunterladen. 0000007983 00000 n This installation manual concerns VRV inverters of the Daikin RXYQ-P7 series. This installation manual concerns the VRV IV, full inverter driven, heat pump system. ... for the tightness of the refr igerant piping installation. – Engineered to optimize capital on phased and tenant fit out buildings. The more detailed information of … VRV-WIII Service Manual (optional) VRV RC Install & Config. Improper drain piping may result in indoor water leakage and property damage. Booklet Basic VRV Installation DIII-Net Wiring Quiz & Component Wiring Exercises VRV Field Settings VRVIII Commissioning Guide booklet VRV-WIII Commissioning Guide booklet Misc. Use the insulator included in the kit to insulate the header. Download Brochure 0000098346 00000 n View and Download Daikin VRV service manual online. Only proceed with piping work after considering the limitations on installing listed in the RXYCQ installation manual, always referring to the installation manual delivered with the kit. 5 Installation Hinweis Die Gesamte Kältemittelfüllmenge Des Systems Muss Weniger Als 100 Kg Betragen. RXYTQ18~48Multi non­continuous heating model (consisting of 2 or 3 RXYTQ modules). 520 0 obj <>stream 0000004833 00000 n 0000031092 00000 n 1. View and Download Daikin VRV IV Series installation manual online. 0000099870 00000 n 0000099100 00000 n 0000098898 00000 n 0000083599 00000 n 0000091280 00000 n 0000083397 00000 n VRV inverter pdf manual download. 0000015361 00000 n Daikin Europe N.V. hat die Berechtigung die Technische Konstruktionsakte zusammenzustellen. 0000100984 00000 n Installer and user reference guide VRV IV system air conditioner English Installer and user reference guide VRV IV system air conditioner RXYTQ8T7YF RXYTQ10T7YF RXYTQ12T7YF RXYTQ14T7YF RXYTQ16T7YF. Split into two parts, our VRV IV i-series is highly flexible and easy to install.Place the lightweight heat exchanger unit (1) in your false ceiling and install the compact compressor unit (2) in a back office, storage room or kitchen. 2.