Hitachi YUTAKI S80 Series Instruction Manual
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Also See for YUTAKI S80 Series:
- Installation and operation manual (434 pages) ,
- Technical catalogue (158 pages) ,
- Instruction manual (372 pages)
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Summary of Contents for Hitachi YUTAKI S80 Series
- Page 1 MANUAL DE INSTRUÇÕES INSTRUCTION MANUAL BRUGSANVISNING MANUAL DE INSTRUCCIONES INSTALLATIEHANDLEIDING BEDIENUNGSANLEITUNG INSTALLATIONSHANDBOK MANUEL D’UTILISATION MANUALE DI ISTRUZIONI YUTAKI S80 SERIES Indoor unit RWH-(4.0-6.0)(V)NF(W)E...
- Page 3 English Español Deutsch Français Italiano Português Dansk Nederlands Svenska...
- Page 4 C A U T I O N P R E C A U C I Ó N V O R S I C H T A D V E R T I S S E M E N T AV V E R T E N Z E C U I D A D O A D VA S E L ! V O O R Z I C H T I G...
- Page 5 English Español Deutsch Français Italiano Português Dansk Nederlands Svenska...
- Page 6 English Español Deutsch Français Italiano Português Dansk Nederlands Svenska...
- Page 7 MODELLCODES MODELKODIFICERING Viktigt! MODELLER...
- Page 8 • In “TYPE 2: Version for operation with HITACHI DHW tank”, the domestic hot water tank of model DHWS200S-2.7H2E and DH- WS260S-2.7H2E is required. The DHWT has to be ordered separately. The unit controller (PC-ARFHE) is factory-supplied with the DHWT (integrated in the font cover).
- Page 9 Em “TIPO 2: Versão para operação com depósito de água agua caliente sanitaria Hitachi”, se requiere un depósito de quente Hitachi”, um depósito de água quente sanitária de mod- agua caliente sanitaria de los modelos DHWS200S-2.7H2E elo DHWS200S-2.7H2E ou DHWS260S-2.7H2E é necessário.
- Page 10 INDEX ÍNDICE ÍNDICE INDHOLDSFORTEGNELSE INHALTSVERZEICHNIS INHOUDSOPGAVE INDEX INNEHÅLLSFÖRTECKNING INDICE English...
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Page 11: General Information
HITACHI makes every effort to offer correct, up-to-date HITACHI Air Conditioning Products Europe, S.A.U. documentation. Despite this, printing errors cannot be controlled Within the policy of continuous improvement of its products, by HITACHI and are not its responsibility. -
Page 12: Important Notice
In case that the CD-ROM is other purposes such as for drying clothes, heating foods or missing or it is not readable, please contact your HITACHI for any other heating process (except swimming pool). dealer or distributor. -
Page 13: General Dimensions
GENERAL DIMENSIONS 3 GENERAL DIMENSIONS 3.1 NAME OF PARTS AND DIMENSIONAL DATA 3.1.1 TYPE 1: Version for operation in DHW but with a remote tank RWH-(4.0-6.0)(V)NFE Top view Side view Front view Units in: mm XEKS1717 Number Part name Number Part name Electronic expansion valve (R410A) Safety valve... - Page 14 GENERAL DIMENSIONS 3.1.2 TYPE 2: Version for operation with HITACHI DHW tank RWH-(4.0-6.0)(V)NFWE Top view Front view Side view XEKS 1718 Units in: mm Number Part name Number Part name Electronic expansion valve (R410A) Drain pipe Refrigerant strainer (x2) Connection for DHW tank outlet...
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Page 15: Service Space
>500mm Units in mm. 3.2.2 TYPE 2: Version for operation with HITACHI DHW tank DHW tank installed above the indoor unit - RWH-(4.0-6.0)(V)NFWE + DHWS(200/260)S-2.7H2E Front view Top view... - Page 16 GENERAL DIMENSIONS DHW tank installed beside the indoor unit - RWH-(4.0-6.0)(V)NFWE + DHWS(200/260)S-2.7H2E Front view (*2) Minimum distance for piping connection back outlet Top view Option 1 Option 2 Indoor unit at the Indoor unit at the right left side of tank side of tank >500mm (Min.
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Page 17: Refrigerant And Water Piping
REFRIGERANT AND WATER PIPING 4 REFRIGERANT AND WATER PIPING 4.1 GENERAL NOTES BEFORE PERFORMING PIPING WORK • Prepare locally-supplied copper pipes. • If piping installation is not completed until next day or over a longer period of time, braze off the ends of the piping •... - Page 18 REFRIGERANT AND WATER PIPING 4.2.2 Precautions in the event of gas refrigerant leaks the case of refrigerant leakage. C A U T I O N • • Maximum permitted concentration of HFCs The refrigerant R410A (charged in the outdoor unit) and the The formula used for the calculation of the maximum allowed refrigerant R134a are incombustible and non-toxic gases.
- Page 19 REFRIGERANT AND WATER PIPING 4.3 SPACE HEATING AND DHW D A N G E R and the total absence of any water leakage. 4.3.1 Additional hydraulic necessary elements for space heating Nature Nº Part name Water inlet (Space heating) Piping connections Water outlet (Space heating) Factory supplied Shut-off valve (factory-supplied)
- Page 20 REFRIGERANT AND WATER PIPING TYPE 2: Version for operation with HITACHI DHW tank Nature Nº Part name Water inlet (Space heating) Water outlet (Space heating) DHW tank integrated Heating coil inlet above the indoor unit Piping connections Heating coil outlet...
- Page 21 (3) will help to correctly recirculate the hot water to the DHW inlet. • this HITACHI accessory (4) is connected after the recirculation water pump (31) in order to ensure the non-return of water. • one before the recirculation water pump (3) and other after the water check valve accessory (4).
- Page 22 REFRIGERANT AND WATER PIPING 4.3.4 Requirements and recommendations for the hydraulic circuit • The maximum piping length depends on the maximum Try to avoid long runs of water piping between the tank pressure availability in the water outlet pipe. Please check and the DHW installation in order to decrease possible the pump curves.
- Page 23 REFRIGERANT AND WATER PIPING 4.3.5 Indoor unit N O T E Space heating • The indoor unit is equipped with an automatic air purger (factory supplied) at the highest location of the indoor unit. Anyway, if there 1 Check that a water check valve (ATW-WCV-01 accessory) are higher points in the water installation, air might be trapped inside water pipes, which could cause system malfunction.
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Page 24: Electrical And Control Settings
ELECTRICAL AND CONTROL SETTINGS ELECTRICAL AND CONTROL SETTINGS GENERAL CHECK • The power capacity of the electrical installation is large enough to support the power demand of the YUTAKI system (outdoor unit + indoor unit + DHW tank (if apply)). The power supply voltage is within ±10% of the rated voltage. -
Page 25: System Wiring Diagram
ELECTRICAL AND CONTROL SETTINGS SYSTEM WIRING DIAGRAM Connect the units according to the following electric diagram: Terminal board Field wiring Circuit breaker Field-supplied Earth leakage breaker Outdoor-Indoor communication Internal wiring Operating Line Outdoor unit Outdoor unit Operating Line (Twisted shielded RAS-WHVNP(E) RAS-WHNPE (Twisted shielded pair cable or... - Page 26 ELECTRICAL AND CONTROL SETTINGS WIRING SIZE AND MINIMUM REQUIREMENTS OF THE PROTECTION DEVICES C A U T I O N N O T E • • Electric fuses can be used instead of magnetic Circuit Breakers (CB). (mains power switches, circuit breakers, wires, connectors and wire In that case, select fuses with similar rated values as the CB.
- Page 27 ELECTRICAL AND CONTROL SETTINGS Indoor unit in combination with DHW tank Power supply Transmitting Max. Power cables cables Model Operation mode current (nº of supply poles/A/mA) Without simultaneous operation of 2 x 6.0 mm² + GND electric heater in DHW tank RWH-4.0VNFWE With simultaneous operation of 2/40/30...
- Page 28 ELECTRICAL AND CONTROL SETTINGS OPTIONAL INDOOR UNIT WIRING (ACCESSORIES) Summary of the terminal board connections RWH-VNF(W)E RWH-NF(W)E PMML0340B rev.1 - 03/2016...
- Page 29 ELECTRICAL AND CONTROL SETTINGS Mark Part name Description TERMINAL BOARD 1 (TB1) 1~ 230V 50Hz 3N~ 400 50Hz Main power supply connection TERMINAL BOARD 2 (TB2) The H-LINK transmission has to be done between the indoor unit and the terminals 1-2 of either H-LINK commutation outdoor unit, ATW-RTU-04 or any other central device.
- Page 30 ELECTRICAL AND CONTROL SETTINGS Mark Part name Description 32(C) Common line Common terminal for the 3-way valve for DHW tank. The air to water heat pump can be used to heat DHW. This output will be on when DHW is 33(L) 3-way valve for DHW tank activated.
- Page 31 ELECTRICAL AND CONTROL SETTINGS DSW1: Additional setting 0 C A U T I O N • Never turn all DSW4 dip switch pins ON. If this happens, the software Factory setting. No setting is required. of the unit will be removed. •...
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Page 32: Unit Installation
In “TYPE 1: Version for operation in DHW but with a remote tank”, the required unit controller (PC-ARFHE) has to be ordered as accessory. • In “TYPE 2: Version for operation with HITACHI DHW tank”, the domestic hot water tank of model DHWS200S-2.7H2E and DHWS260S-2.7H2E is required. The DHWT has to be ordered separately. - Page 33 • (in the accessory box). (Without tank) or Indoor unit with a remote tank (Non • HITACHI)), it is necessary a LCD controller installation place. unit needs to be available. • • If some of these accessories are not packed with the unit or any damage to the unit is detected, please contact your dealer.
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Page 34: Removing The Covers
UNIT INSTALLATION 6.2 REMOVING THE COVERS If it is necessary to access to the indoor unit components, please 3 Pull the indoor unit upper cover forward and then remove it. follow these operations. 6.2.1 Removing the indoor unit covers N O T E •... - Page 35 UNIT INSTALLATION 4 Remove the indoor unit lateral cover. 6.2.2 Removing indoor unit electrical box 3 Take out the electrical box from the indoor unit until it has D A N G E R passed the edge. Choose one of the following steps: •...
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Page 36: Installation Of Indoor Unit
UNIT INSTALLATION Removing the electrical box cover In order to access to the electrical components, follow these steps: 1 Remove the indoor unit front cover. 2 Unscrew the 2 front screws and the 2 lower structure. 6.3 INSTALLATION OF INDOOR UNIT N O T E Please, try to perform all this procedure following all the steps in the exact order in which they are presented below. - Page 37 UNIT INSTALLATION 6.3.4 Power and transmission wiring connection TERMINAL BOARD 1 (TB1) Safety instructions Earth terminal TB1 (3N~) TB1 (1~) N O T E Check the requirements and recommendations in the chapter “5 ELEC- TRICAL AND CONTROL SETTINGS”. D A N G E R •...
- Page 38 UNIT INSTALLATION 6.3.5 User controller wiring connection For YUTAKI S80 TYPE 1, the YUTAKI user controller has to be C A U T I O N requested as accessory (PC-ARFHE). • Take care do not turn the weld nut when turning the mounting foot. 1 Connect the user controller wires to the terminals 3 and 4 of the TB2 of the indoor unit.
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Page 39: Before Operation
COMMISSIONING 7 COMMISSIONING 7.1 BEFORE OPERATION C A U T I O N • Supply electrical power to the system for approximately 12 hours • Turn OFF the main switch when the system is to be stopped for a before start-up after a long shutdown. Do not start the system long period of time: as the oil heater is always energized even when immediately after power supply, it may cause compressor failure the compressor is not working, there will be electricity consumption... -
Page 40: Commissioning Procedure
COMMISSIONING 7.2.4 Checking the refrigerant circuit • Check to ensure that the stop valves on the gas and liquid • Check the inside of the unit for refrigerant leakage. If there is lines are fully open. a refrigerant leak, call your dealer. •... -
Page 41: Unit Controller
UNIT CONTROLLER After “Test Run” or “Air Purge” option is selected, the YUTAKI • When the test starts, the user controller will exit from the user controller asks for the duration of the test. installer mode. • If “favourite action button” is pressed during test run, this function will be executed until the user presses the cancel user controller sends the order to the indoor. -
Page 42: Main Screen
UNIT CONTROLLER 8.2 MAIN SCREEN Depending on the working mode of the user controller, the main screen is shown in a different way. When the user controller is working as a master unit controller, a comprehensive view with all the elements is shown, whereas when the user controller is 8.2.1 Comprehensive view Time and date DHW boost: It activates the DHW heater for an... - Page 43 UNIT CONTROLLER 8.2.2 Room thermostat view Time and date Next circuit The current time/date information is displayed. This It informs that there is a room thermostat view for a second circuit and it is possible to access by pressing the right key. It informs about which circuit is being indicated (1 or 2).
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Page 44: Description Of The Icons
UNIT CONTROLLER 8.3 DESCRIPTION OF THE ICONS 8.3.1 Common icons 8.3.2 Icons for the comprehensive view Icon Name Values Explanation Icon Name Values Explanation This icon informs about pump Circuit I or II is in Demand-OFF operation. There are three available pumps Circuit I or II is on Thermo-OFF Pump on the system. - Page 45 UNIT CONTROLLER 8.3.3 Icons for the room thermostat view Icon Name Values Explanation Manual mode Manual/Auto Auto mode with timer setting mode Auto mode without timer setting Setting temperature Setting/Room temperature Room temperature End of timer The end hour of the timer period is period indicated below this icon End of holiday...