Mitsubishi Electric ecodan EHPT20Q-VM2EA Installation Manual
Cylinder unit
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CYLINDER UNIT
EHPT20Q-VM2EA
INSTALLATION MANUAL
For safe and correct use, read this Manual and the outdoor unit installation manual thoroughly before installing the cylinder unit. This
Installation Manual should be kept safe with the unit or in an accessible place for future reference. Cylinder unit "EHPT20Q-VM2EA"
is compatible only with the outdoor unit (Model name : QUHZ-W40VA). English is the original language. The other languages
versions are translation of the original.
INSTALLATIONSHANDBUCH
Lesen Sie für eine sichere und ordnungsgemäße Verwendung vor der Installation des Hydraulikmoduls inkl. Speicher dieses Handbuch und das
Installationshandbuch der Außeneinheit. Bewahren Sie dieses Installationshandbuch zum späteren Nachschlagen mit dem Gerät oder an einem gut
zugänglichen Ort sicher auf. Das Hydraulikmodul inkl. Speicher „EHPT20Q-VM2EA" ist nur mit dieser Außeneinheit kompatibel (Gerätebezeichnung:
QUHZ-W40VA).Die Originalsprache ist Englisch. Die anderen Sprachversionen sind vom Original übersetzt.
MANUEL D'INSTALLATION
Pour une utilisation sûre et correcte, lisez soigneusement ce manuel et le manuel d'installation de l'unité extérieure avant d'installer l'Ecodan
hydrobox duo. Ce manuel d'installation doit être conservé en lieu sûr avec l'unité ou dans un endroit accessible pour consultation ultérieure. L'Ecodan
hydrobox duo « EHPT20Q-VM2EA » n'est compatible qu'avec l'unité extérieure (Nom de modèle : QUHZ-W40VA). L'anglais est la langue originale.
Les versions fournies dans d'autres langues sont des traductions de l'original.
INSTALLATIEHANDLEIDING
Voor een veilig en correct gebruik dient u grondig deze handleiding te lezen en de installatiehandleiding van de buitenunit, voordat u de
cilinder installeert. Deze installatiehandleiding dient voor toekomstig gebruik op een veilige bij de unit te worden bewaard of op een andere
acceptabele plaats. Cilinder "EHPT20Q-VM2EA" is alleen compatibel met de buitenunit (modelnaam : QUHZ-W40VA). Engels is de
oorspronkelijke taal. De andere taalversies zijn vertalingen van het origineel.
MANUAL DE INSTALACIÓN
Para un uso correcto y seguro, lea detalladamente este manual y el manual de instalación de la unidad exterior antes de instalar el hydrobox
duo. Este manual de instalación debe guardarse en un lugar seguro junto con la unidad o en un lugar accesible para futura referencia.
El hydrobox duo "EHPT20Q-VM2EA" solo es compatible con la unidad exterior (nombre del modelo: QUHZ-W40VA).
El idioma original del documento es el inglés. Las versiones en los demás idiomas son traducciones del original.
MANUALE DI INSTALLAZIONE
Per un utilizzo sicuro e corretto, prima di installare l'Hydrotank, leggere questo manuale e il manuale di installazione dell'unità
esterna. Conservare questo manuale di installazione insieme all'unità o in un luogo a portata di mano per le consultazioni
future. Hydrotank "EHPT20Q-VM2EA" è compatibile unicamente con l'unità esterna (modello: QUHZ-W40VA).
Il testo originale è redatto in lingua inglese. Le altre versioni linguistiche rappresentano traduzioni dell'originale.
INSTALLATIONSMANUAL
For at opnå sikker og korrekt brug skal denne manual og installationsmanualen til ude delen læses grundigt igennem, inden tank
modulet (unit) installeres. Denne installationsmanual skal opbevares sammen med modulet eller på et tilgængeligt sted af hensyn til
fremtidig reference. Tank modulet (unit) "EHPT20Q-VM2EA" er kun kompatibel med ude delen (modelnavn: QUHZ-W40VA).
Engelsk er det oprindelige sprog. De andre sprogversioner er oversættelser af originalen.
INSTALLATIONSMANUAL
Säkerställ säkert och korrekt bruk genom att läsa igenom denna manual samt installationsmanualen till utomhusenheten
innan cylindertanken installeras. Installationsmanualen ska förvaras tillsammans med enheten eller på en lättåtkomlig plats för
framtida bruk. Cylindertanken "EHPT20Q-VM2EA" är kompatibel enbart med utomhusenheten (modellnamn: QUHZ-W40VA).
Engelska är originalspråket. De övriga språkversionerna är översättningar av originalet.
INSTALLASJONSMANUAL
For sikker og korrekt bruk, les denne håndboken og installeringshåndboken for utendørsenheten grundig før du installerer
sylinderenheten. Denne installeringshåndboken skal oppbevares trygt sammen med enheten eller på et tilgjengelig sted for fremtidig
referanse. Sylinderenheten "EHPT20Q-VM2EA" er kun kompatibel med utendørsenheten (Modellnavn: QUHZ-W40VA).
Engelsk er originalspråket. De andre språkversjonene er oversettelser av originalen.
FOR INSTALLER
FÜR INSTALLATEURE
POUR L'INSTALLATEUR
VOOR DE INSTALLATEUR
Nederlands
PARA EL INSTALADOR
PER INSTALLATORI
TIL INSTALLATØREN
TILL INSTALLATÖREN
FOR INSTALLATØR
English
Deutsch
Français
Español
Italiano
Dansk
Svenska
Norsk
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Table of Contents
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Summary of Contents for Mitsubishi Electric ecodan EHPT20Q-VM2EA
- Page 1 CYLINDER UNIT EHPT20Q-VM2EA INSTALLATION MANUAL FOR INSTALLER English For safe and correct use, read this Manual and the outdoor unit installation manual thoroughly before installing the cylinder unit. This Installation Manual should be kept safe with the unit or in an accessible place for future reference. Cylinder unit "EHPT20Q-VM2EA" is compatible only with the outdoor unit (Model name : QUHZ-W40VA).
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Page 2: Table Of Contents
/ regulations. Coeffi cient of Performance (The effi ciency of the heat pump) ● Only use accessories and replacement parts authorised by Mitsubishi Electric. These should Cylinder unit Indoor primary thermal store tank and component plumbing parts only be fi... -
Page 3: Safety Notices
WARNING commission the cylinder unit system. The target readers of this manual are competent plumbers and/or refrigeration engineers who have attended and passed the requisite Mitsubishi Electric product training and have appropriate General qualifi cations for installation of an unvented hot water cylinder unit specifi c to their country. - Page 4 ④ Drain cock (Booster heater) <Note> 568.1 533.1 Drain cock (For pump A) Make sure to correctly install the Mitsubishi Electric ⑤ ⑥ ① ② ③ THW5A (Stored water temp. thermistor (upper)) 568.1 Accessory Parts (e.g. Primary expansion vessel, 578.1 Tundish and Filling loop) in the fi...
- Page 5 Technical Information Technical Information Water circuit diagram Note: *1 Refer to the following section [Local system]. • To enable draining of the cylinder unit, an isolating valve should be positioned on both the inlet <EHPT20Q-VM2EA> and outlet pipework. *: Locally supplied •...
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Page 6: Installation
Technical Information Installation <Preparation before the installation and service> Local system ● Prepare the proper tools. ● Prepare the proper protection. 1-zone temperature control 1-zone temperature control (2-zone valve ON/OFF control) ● Allow parts to cool before attempting any maintenance. Zone1 Zone1 ●... -
Page 7: Water Quality And System Preparation
Installation Installation 4.2 Water Quality and System Preparation Service access diagrams General Service access Parameter Dimension (mm) • The water in both primary and secondary (potable) circuit should be clean and with pH value of 6.5-8.0. • The followings are the maximum values; c (distance behind unit not visible in Figure 4.1.3) Calcium: 100mg/L, Ca hardness: 250mg/L Chlorine: 100mg/L, Copper: 0.3mg/L... -
Page 8: Water Pipework
Installation Installation 4.3 Water Pipework How to access Internal Components and Control and Electrical Box Hot Water Pipework <A> <B> <A> Opening the front panel screws 1. Remove the fi ve screws. The cylinder unit is UNVENTED. When installing unvented indirect hot water systems building 2. - Page 9 Installation Installation Filling the System (Primary Circuit) Sizing Primary Expansion Vessels Note: Make sure to turn OFF the booster heater power supply before fi lling the system Primary expansion vessel volume MUST fi t the local system water volume. To size an expansion vessel for the heating circuit the following formula and graph can be used. 1.
- Page 10 Installation Installation Flow rate setting Safety Device Connections Circulation fl ow rate of EHPT20Q-VM2EA unit is determined by settings of “Flow rate setting” and “pump speed”. The primary pressure relief valves on the primary side needs appropriate discharge pipework. Note: ● Do not secure the screws excessively when connecting the Discharge pipe, 1.
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Page 11: Safety Device Discharge Arrangements (G3)
Installation Installation 4.4 Safety Device Discharge Arrangements (G3) D) Have discharges visible at both the tundish and the fi nal point of discharge but where this is not possible or is practically diffi cult there should be clear visibility at one or other of these The following instructions are a requirement of UK Building Regulations and MUST be adhered locations. -
Page 12: Electrical Connection
Installation Installation 4.5 Electrical Connection Outdoor unit powered via cylinder unit All electrical work should be carried out by a suitably qualifi ed technician. Failure to comply with this could lead to <1 phase> electrocution, fi re, and death. It will also invalidate product warranty. All wiring should be according to national wiring Cylinder unit regulations. -
Page 13: System Set Up
System Set Up System Set Up 5.1 DIP Switch Functions 5.2 Connecting inputs/outputs Located on the FTC printed circuit board are 4 sets of small white When the wires are wired to adjacent terminals use ring terminals switches known as DIP switches. The DIP switch number is printed and insulate the wires. -
Page 14: 2-Zone Valve On/Off Control
System Set Up System Set Up 5.3 2-zone valve ON/OFF control Outputs Opening /closing 2-way valve provides a simple 2-Zone control. Name Terminal block Connector Item Signal/Max current Max. total current Flow temperature is common for Zone1 and 2. OUT3 TBO.1.1-2 —... -
Page 15: Remote Controller Options
(9) FTC supports FAT fi le system but not NTFS fi le system. Control option B (10) Mitsubishi Electric is not liable for any damages, in whole or in part, including failure of writing to an SD memory card, and This option features the main controller and the Mitsubishi Electric corruption and loss of the saved data, or the like. -
Page 16: Main Controller
System Set Up System Set Up 5.7 Main Controller Setting the Main Controller <Main controller parts> After the power has been connected to the outdoor and cylinder units (See chapter 4.5) the initial system settings can Letter Name Function be entered via the main controller. Screen Screen in which all information is displayed 1. - Page 17 System Set Up System Set Up <Main Controller Menu Tree> <Main Controller Menu Tree> Unrestricted access Unrestricted access Initial Installer only Initial Installer only Main screen Main screen Long press Long press Menu Information Short Press Option Forced DHW ON ( )/OFF Main ON ( )/Prohibited ( )/Timer ( ) menu...
- Page 18 System Set Up System Set Up Domestic Hot Water (DHW) Service Menu ►For further detail about operation, refer to Operation manual. The service menu provides functions for use by installer or service engineer. It is NOT intended the home owner alters settings within this menu.
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Page 19: Commissioning
System Set Up System Set Up <Operation settings> <Energy monitor settings> In this menu, all parameters required to record the consumed electrical energy and the delivered heat energy which is Heating operation displayed on the main controller can be set.The parameters are an electric booster heater capacity, supply power of This function allows operational setting of fl... -
Page 20: Case Of Dhw Only Use
Case of DHW only use Case of DHW only use 7-1. Pipework Connections 7-3. Main controller setting (Deactivation of Heating operation) When using DHW only operation, set the main controller settings according to the following procedure. <Deactivation of Heating operation> Expansion Vessel ①... -
Page 21: Service And Maintenance
Error Codes Servicing and maintenance of the outdoor unit should only be done by a Mitsubishi Electric trained technician with relevant qualifi cations and experience. Any electrical work should be done by a tradesperson with the appropriate electrical qualifi cations. - Page 22 Service and Maintenance Engineers Forms Should settings be changed from default, please enter and record new setting in ‘Field Setting’ column. This will ease resetting in the future should the system use change or the circuit board need to be replaced. Commissioning / Field settings record sheet Default Field...
- Page 23 TOKYO BLDG., 2-7-3, MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAPAN hereby declares under its sole responsibility that the heating system components described below for use in residential, commercial and light-industrial environments: MITSUBISHI ELECTRIC, EHPT20Q-VM2EA, QUHZ-W40VA Note: Its serial number is on the nameplate of the product. Legislation...
- Page 24 HEAD OFFICE : TOKYO BUILDING 2-7-3, MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAPAN IMPORTER in Europe : • MITSUBISHI ELECTRIC AIR CONDITIONNING SYSTEMS EUROPE LTD. NETTLEHILL ROAD, HOUSTOUN INDUSTRIAL ESTATE, LIVINGSTON, EH54 5EQ, SCOTLAND, U.K. • MITSUBISHI ELECTRIC EUROPE B.V.
- Page 25 Related Links Model Number: EHPT20Q-VM2EA Ecodan EHPT20Q VM2EA Service Manual (GCH15010C) Ecodan EHPT20Q-VM2EA Thermal Store Instruction Book (GCA1501B) Ecodan EHPT20Q-VM2EA WRAS Certificate (2107032) Ecodan Heating for Domestic Applications Brochure 2016 Ecodan New Build Applications Brochure Ecodan Thermal Store Cylinder EHPT20Q-VM2EA Product Information Sheet...