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Mitsubishi Electric EHST20 Series Operation Manual

Cylinder unit/hydrobox.
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Cylinder Unit
eHSt20 series
eHPt20 series

oPeration ManUal

For safe and correct use, please read this operation manual thoroughly before operating the cylinder unit and
the hydrobox.
bedienUngSanleitUng
Lesen Sie sich zur sicheren und korrekten Verwendung diese Bedienungsanleitung bitte sorgfältig durch, be-
vor Sie den Speicher und die Hydraulikeinheit.
Mode d'eMPloi
Pour garantir une utilisation sûre et appropriée, lisez attentivement le présent mode d'emploi avant d'utiliser le
module hydraulique combiné et le module hydraulique.
Handleiding
Voor een veilig en juist gebruik moet u deze handleiding goed doorlezen alvorens de cilinder-unit en hydrobox
in gebruik te nemen.
ManUal de inStrUCCioneS
Para un uso correcto y seguro de la unidad cilindro y del Hydrobox, lea este manual de instrucciones antes de
su utilización.
ManUale di FUnZionaMento
Per un uso corretto e sicuro del dispositivo, leggere attentamente il presente manuale di funzionamento prima
di utilizzare dell'unità con bollitore e dell'hydrobox.
ManUal de FUnCionaMento
Para uma utilização segura e correcta, é favor ler cuidadosamente este manual de funcionamento antes de
trabalhar com o no cilindro e nos hídricos.
brUgSvejledning
Læs venligst denne brugsvejledning grundigt inden betjening af den i cylinderenheden og hydroboksen.
användarManUal
För säker och korrekt användning, var god läs denna användarmanual noggrant innan du använder i tanken
och hydroboxen.
brUkSanviSning
Les denne bruksanvisningen nøye før du bruker i sylinderenheten og vanntanken i bruk, for å sikre trygg og
riktig bruk.
käyttöoPaS
Turvallisen ja asianmukaisen käytön varmistamiseksi lue tämä käyttöopas huolellisesti ennen varaajayksikkö
ja hydrobox käyttöä.
Hydrobox
eHSC series
eHPx series
For USer
FÜr nUtZer
PoUr leS UtiliSateUrS
voor de gebrUiker
Para el USUario
Per l'Utente
Para o UtiliZador
til brUger
För användaren
For brUkeren
käyttäjälle
english
deutsch
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Table of Contents

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   Summary of Contents for Mitsubishi Electric EHST20 Series

  • Page 1: Operation Manual

    Cylinder Unit Hydrobox eHSt20 series eHSC series eHPt20 series eHPx series oPeration ManUal For USer english For safe and correct use, please read this operation manual thoroughly before operating the cylinder unit and the hydrobox. bedienUngSanleitUng FÜr nUtZer deutsch Lesen Sie sich zur sicheren und korrekten Verwendung diese Bedienungsanleitung bitte sorgfältig durch, be- vor Sie den Speicher und die Hydraulikeinheit.
  • Page 2: Table Of Contents

    Contents 1. Safety Precautions ........... 2 Disposal of the Unit ............2 2. introduction ............3 Overview of the System ..........3 How the Heat Pump Works ..........3 Economical Best Practice ..........4 Overview of Controls ............4 3. your Heating System ........5 System Configuration .............
  • Page 3: Safety Precautions

    • Should water be visibly being discharged through the tundish stop operation, isolate from the power supply and contact the installer. The Mitsubishi Electric cylinder and hydroboxes are NOT intended for use by children or infirm persons without supervision. •...
  • Page 4: Introduction

    System The Mitsubishi Electric Air to Water (ATW) heat pump system consists of the fol- lowing components; outdoor heat pump unit and indoor cylinder unit or hydrobox incorporating main controller.
  • Page 5: Economical Best Practice

    • Domestic hot water and legionella functions are only available on cylinder units Mitsubishi Electric controls. or hydroboxes plumbed to an appropriate storage cylinder. • Using the SCHEDULE and HOLIDAY functions prevent unnecessary Space •...
  • Page 6: Your Heating System

    Your Heating System System Configuration Packaged model system Split model system Model name EHPT20X- EHST20C- Plate heat exchanger Plate heat exchanger Cylinder unit Interconnecting Indoor cylinder unit Interconnecting Indoor cylinder unit water pipes refrigerant pipes Outdoor heat pump unit Outdoor heat pump unit Model name EHPX- EHSC-...
  • Page 7: Product Specification

    your Heating System Product Specification...
  • Page 8: Customising Settings For Your Home

    Customising Settings for your Home To change the settings of your heating system please use the main controller lo- Main Controller cated on the front panel of the cylinder unit or hydrobox. The following is a guide <Main controller parts> to viewing the main settings.
  • Page 9: General Operation

    Customising Settings for your Home general operation In general operation the screen displayed on the main controller will be as in the figure on the right. This screen shows the target temperature, space heating mode, DHW mode (if cylinder is present in system), any additional heat sources being used, holiday mode, and the date and time.
  • Page 10: Schedule

    Customising Settings for your Home Schedule The Schedule mode allows daily and weekly space heating and DHW patterns to be entered. When setting up the system your installer should discuss with you your heating and DHW requirements so that the optimum schedule can be cre- ated.
  • Page 11: Holiday Mode

    Customising Settings for your Home Holiday Mode Holiday mode can be used to keep the system running at lower flow temperatures and thus reduced power usage whilst the property is unoccupied. Holiday mode can run either flow temp, room temp, heating, compensation curve heating and DHW all at reduced flow temperatures to save energy if the occupier is absent.
  • Page 12: Domestic Hot Water (dhw) / Legionella Prevention

    Customising Settings for your Home Domestic Hot Water (DHW) / Legionella Prevention The hot water and legionella prevention menus control the operation of domestic hot water tank heat ups. They are not available if your system uses the hydrobox with no cylinder. When DHW screen is displayed pressing button F changes between Normal and Eco DHW modes.
  • Page 13: Service Menu

    Customising Settings for your Home <explanation of legionella Prevention mode operation> • At the time entered by the installer ‘Start time’ useful heat from the system is diverted to heat the water in the storage tank. • When the temperature of the stored water exceeds the ‘Hot Water temp.’ set Tank temp.
  • Page 14: Service And Maintenance

    Service and Maintenance troubleshooting The following table is to be used as a guide to possible problems. It is not exhaustive and all problems should be investigated by the installer or another competent person. Users should not attempt to repair the system themselves. At no time should the system be operating with the safety devices by-passed or plugged.
  • Page 15 HEAD OFFICE: TOKYO BLDG., 2-7-3, MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAPAN Authorized representative in EU: MITSUBISHI ELECTRIC EUROPE B.V. HARMAN HOUSE, 1 GEORGE STREET, UXBRIDGE, MIDDLESEX UB8 1QQ, U.K. This product is made by Mitsubishi Air Conditioning System Europe Ltd.: NETTLEHILL Rd, HOUSTOUN IND ESTATE,...

Comments to this Manuals

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Latest comments:
  • Michael Putland Apr 23, 2014 06:32:
    Dear Sir

    I have a cylinder unit EHST20 series. I was advised to run the unit at 45 degrees C, can this be correct? I have it set at that temperatur​e and it works well but it seems very high. I would appreciate our advise.

    k​ind regards

    m​ichael Putland