Hitachi RAS-1.5WHVRP2E Bedienungsanleitung

–

INSTALLATION

AND OPERATION

MANUAL

–

YUTAKI

OUTDOOR UNIT

PMEN0641 rev.0 - 05/2023

MODELS

RAS-1.5WHVRP2E

RAS-2WHVRP2E

RAS-2.5WHVRP2E

RAS-3WHVRP2E

The English version is the original one; other languages are translated from English. Should any

discrepancy occur between the English and the translated versions, the English version shall

prevail.

La versión en inglés es la original, y las versiones en otros idiomas son traducciones de la inglesa.

En caso de discrepancias entre la versión inglesa y las versiones traducidas, prevalecerá la versión

inglesa.

Die englische Fassung ist das Original, und die Fassungen in anderen Sprachen werden aus dem

Englischenübersetzt. Sollten die englische und die übersetzten Fassungen voneinander abweichen,

so hat die englische Fassung Vorrang.

La version anglaise est la version originale; les autres langues sont traduites de l’anglais. En cas de

divergence entre les versions anglaise et traduite, la version anglaise prévaudra.

La versione inglese è l’originale e le versioni in altre lingue sono traduzioni dall’inglese. In caso di

divergenze tra la versione inglese e quelle tradoe, fa fede la versione inglese.

A versão inglesa é a original; as versões em outras línguas são traduzidas do inglês. Em caso de

divergência entre a versão em língua inglesa e as versões traduzidas, faz fé a versão em língua

inglesa.

Den engelske udgave er originalen, og udgaverne på andre sprog er oversat fra engelsk. Hvis der

forekommer uoverensstemmelser mellem den engelske og den oversae sprogudgave, vil den

engelske udgave være gældende.

De Engelse versie is de originele; andere talen zijn vertaald uit het Engels. In geval van verschillen

tussen de Engelse versie en de vertaalde versies, hee de Engelse versie voorrang.

Den engelska versionen är originalet, och versionerna på andra språk är från engelska

översäningar. I händelse av bristande överensstämmelse mellan den engelska och den översaa

versionerna, skall den engelska versionen vara gilg.

Η αγγλική έκδοση είναι το πρωτότυπο και οι εκδόσεις σε άλλες γλώσσες μεταφράζονται από τα

αγγλικά. Σε περίπτωση που διαπιστωθούν διαφορές μεταξύ της αγγλικής και της μεταφρασμένης

έκδοσης, η αγγλική έκδοση είναι επικρατέστερη.

EN English Original version

Español

Versión traducida

Deutsch

Übersetzte Version

Français

Version traduite

Italiano

Versione tradoa

Português

Versão traduzidal

Dansk

Oversat version

Nederlands

Vertaalde versie

Svenska

Översa version

Ελληνικα

Μεταφρασμένη έκδοση

Български

Преведена версия

Češna

Přeložená verze

Magyar

Lefordíto változat

Lietuvių

Versta versija

Polski

Tłumaczenie wersji oryginalnej

Română

Versiune tradusă

Slovenčina

Preložená verzia

Українська

Перекладена версія

PMEN0641 rev.0 - 05/2023

CONTENTS

Contents

01 General informaon .............................................................................................1

02 Name of parts and dimensional data...................................................................7

03 Electrical data .......................................................................................................9

04 Working range ....................................................................................................11

05 Refrigerant piping...............................................................................................13

06 Electrical and control sengs ............................................................................22

07 Maintenance.......................................................................................................30

08 Commissioning ...................................................................................................34

PMEN0641 rev.0 - 05/2023

GENERAL INDEX

General Index

1. General informaon ...................................................................................................1

1.1 General informaon ..........................................................................................2

1.1.1 General notes ..........................................................................................2

1.2 Applied symbols.................................................................................................2

1.3 General safety notes..........................................................................................4

1.3.1 Addional informaon about safety .......................................................4

1.4 Important noce................................................................................................5

1.5 Product guide ....................................................................................................6

1.6 Product list.........................................................................................................6

2. Name of parts and dimensional data.........................................................................7

2.1 YUTAKI Outdoor Unit - RAS-(1.5-3)WHVRP2E ...................................................8

3. Electrical data .............................................................................................................9

3.1 Consideraons.................................................................................................10

3.2 Split system - YUTAKI Outdoor unit..................................................................10

4. Working range ..........................................................................................................11

4.1 Power supply working range ...........................................................................12

4.2 Temperature working range............................................................................12

5. Refrigerant piping .....................................................................................................13

5.1 General notes before performing piping work ...............................................14

5.2 Piping connecon for Outdoor Unit................................................................15

5.2.1 Outdoor unit stop valve.........................................................................15

5.2.2 Brazing work ..........................................................................................17

5.2.3 Refrigerant charge .................................................................................17

III

PMEN0641 rev.0 - 05/2023

GENERAL INDEX

5.2.4 Drain Piping............................................................................................18

5.2.4.1 Drain Discharging Boss.............................................................18

5.3 Refrigerant circuit ............................................................................................19

5.3.1 General notes R32 refrigerant...............................................................19

5.3.2 Refrigerant piping ..................................................................................19

5.3.3 Refrigerant charge .................................................................................21

5.3.3.1 Refrigerant charge amount......................................................21

5.3.3.2 Refrigerant charge before shipment (W0 (kg)).........................21

6. Electrical and control sengs ..................................................................................22

6.1 General check ..................................................................................................23

6.2 Electrical connecon .......................................................................................24

6.2.1 Wiring size .............................................................................................24

6.2.2 Minimum requirements of the protecon devices ..............................24

6.3 Seng of DIP switches and RSW switches......................................................25

6.3.1 Locaon of DIP switches and rotary switches.......................................25

6.3.2 Funcon of DIP switches and rotary switches ......................................26

6.3.2.1 LED indicaon...........................................................................28

6.4 Terminal board connecons............................................................................29

6.4.1 Table board 1 .........................................................................................29

7. Maintenance.............................................................................................................30

7.1 Removing the upper cover..............................................................................31

7.2 Removing the service cover ............................................................................32

8. Commissioning .........................................................................................................34

8.1 Before operaon..............................................................................................35

8.2 Preliminary check ............................................................................................35

PMEN0641 rev.0 - 05/2023

GENERAL INDEX

8.2.1 Checking the unit...................................................................................35

8.2.2 Electrical checking .................................................................................35

8.2.3 Checking the refrigerant circuit.............................................................36

8.3 Commissioning procedure ..............................................................................36

8.4 Test run / air purge ..........................................................................................37

PMEN0641 rev.0 - 05/2023

GENERAL INFORMATION

General informaon

1.1 Generalinformaon ..........................................................................................2

1.1.1 Generalnotes ..........................................................................................2

1.2 Appliedsymbols.................................................................................................2

1.3 Generalsafetynotes..........................................................................................4

1.3.1 Addionalinformaonaboutsafety .......................................................4

1.4 Importantnoce................................................................................................5

1.5 Productguide ....................................................................................................6

1.6 Productlist.........................................................................................................6

PMEN0641 rev.0 - 05/2023

GENERAL INFORMATION

1.1 General informaon

1.1.1 General notes

No part of this publicaon may be reproduced, copied, led or transmied in any shape or form

without the permission of Johnson Controls-Hitachi Air Condioning Spain, S.A.U.

Within the policy of connuous improvement of its products, Johnson Controls-Hitachi Air

Condioning Spain, S.A.U. reserves the right to make changes at any me without prior nocaon

and without being compelled to introducing them into previously sold products. This document

may therefore have been subject to amendments during the life of the product.

Hitachi makes every eort to oer correct, up-to-date documentaon. Despite this, prinng errors

cannot be controlled by Hitachi and are not its responsibility.

As a result, some of the images or data used to illustrate this document may not refer to specic

models. No claims will be accepted based on the data, illustraons and descripons included in

this manual.

No type of modicaon must be made to the equipment without prior, wrien authorizaon from

the manufacturer.

1.2 Applied symbols

During normal heat pump system design work or unit installaon, greater aenon must be paid in

certain situaons requiring parcular care in order to avoid damage the unit, the installaon or the

building or property.

Situaons endangering the safety of those in the surrounding area or to the unit itself are clearly

indicated in this manual.

Special symbols are used to clearly idenfy these situaons.

Pay close aenon to these symbols and to the messages following them, as your safety and that

of others depends on it.

!DANGER

• The text following this symbol contains informaon and instrucons relang directly to your

safety in addion to hazards or unsafe pracces which could result in severe personal injuries

or death.

• Not taking these instrucons into account could lead to serious, very serious or even fatal

injuries to you and others in the proximies of the unit.

In the texts following the danger symbol you can also nd informaon on safety procedures during

unit installaon.

PMEN0641 rev.0 - 05/2023

APPLIED SYMBOLS

GENERAL INFORMATION

!CAUTION

• The text following this symbol contains informaon and instrucons relang directly to your

safety, in addion to hazards or unsafe pracces which could result in minor personal injuries or

product or property damage.

• Not taking these instrucons into account could lead to minor injuries to you and others.

• Not taking these instrucons into account could lead to unit damage.

In the texts following the cauon symbol you can also nd informaon on safety procedures during

unit installaon.

NOTE

• The text following this symbol contains informaon or instrucons that may be of use or that

requires a more thorough explanaon.

• Instrucons regarding inspecons to be made on unit parts or systems may also be included.

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