Hitachi DHWT-CP-02 Operating instructions

INSTALLATION AND OPERATION MANUAL

MANUAL DE INSTALACIÓN Y FUNCIONAMIENTO

INSTALLATIONS- UND BETRIEBSHANDBUCH

MANUEL D’INSTALLATION ET DE FUNCTIONNEMENT

MANUALE D’INSTALLAZIONE E D’USO

MANUAL DE INSTALAÇÃO E DE FUNCIONAMENTO

BRUGER- OG MONTERINGSVEJLEDNING

INSTALLATIE- EN BEDIENINGSHANDLEIDING

HANDBOK FÖR INSTALLATION OCH ANVÄNDING

ΕΓΧΕΙΡΙΔΙΟΕΓΚΑΤΑΣΤΑΣΗΣΚΑΙΛΕΙΤΟΥΡΓΙΑΣ

DOMESTIC HOT WATER TANK

DHWT

PMML0198A rev. 1 - 04/2011 Printed in Spain

PMML0198A rev. 1 - 04/2011

DOMESTIC HOT WATER TANK DHWT

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



-















-





-









-































INDEX ÍNDICE

  

  

  

PART I OPERATION

  

  

  

  

  



 PART II INSTALLATION

  



 

















  

  

  

1ª PARTE FUNCIONAMIENTO

  

  

  

  

  



 2ª PARTE INSTALACIÓN

  



 



















INHALTSVERZEICHNIS INDEX

  

  

  

 TEIL I – BETRIEB

  

  

  

  

  



 TEIL II – INSTALLATION

  



 



















  

  

  

 PARTIE I – FONCTIONNEMENT

  

  

  

  

  



 PARTIE II – INSTALLATION

  



 





















INDICE ÍNDICE

  

  

  

 PARTE I FUNZIONAMENTO

  

  

  

  

  



PART II INSTALLAZIONE

  



 



















  

  

  

 PARTE I FUNCIONAMENTO

  

  

  

  

  



PARTE II INSTALAÇÃO

  



 



















INDHOLDSFORTEGNELSE INHOUDSOPGAVE

  

  

  

 DEL I - BETJENING

  

  

  

  

  



DEL II- MONTERING

  



 



















  

  

  

 DEEL I BEDIENING

  

  

  

  

  



DEEL II INSTALLATIE

  



 



















INNEHALLSFÖRTECKNING  

  

  

  

 DEL I ANVÄNDNING

  

  

  

  

  

DEL II INSTALLATION

  



 





















  

  

  

 

  

  

  

  

  

 

  



 











  

 





 





ENGLISH

1 GENERAL INFORMATION

     

-



-







-



-

-



          

-









2 SAFETY

2.1 APPLIED SYMBOLS

-

















      -



D A N G E R

• Thetextfollowingthissymbolcontainsinformationand

instructionsrelatingdirectlytoyoursafetyandphysical

wellbeing.

• Nottakingtheseinstructionsintoaccountcouldleadto

serious, very serious or even fatal injuries to you and

othersintheproximitiesoftheunit.

-



C A U T I O N

• Thetextfollowingthissymbolcontainsinformationand

instructionsrelatingdirectlytoyoursafetyandphysical

wellbeing.

• Nottakingtheseinstructionsintoaccountcouldleadto

minorinjuriestoyouandothersintheproximitiesofthe

unit.

• Nottakingtheseinstructionsintoaccountcouldleadto

unitdamage.

-



N O T E

• The text following this symbol contains information or

instructions that may be of use or that require a more

thoroughexplanation.

• Instructions regarding inspections to be made on unit

partsorsystemsmayalsobeincluded.

 

 

















   -   

3 PRODUCT GUIDE

D A N G E R

• DonotpourwaterinsideelectricalboxofDHWT.These

productsareequippedwithelectricalparts.Ifwatercon-

tactswithelectricalcomponentsthenitwillcausease-

riouselectricalshock.

• Do not touch or adjust safety devices inside DHWT. If

thesedevicesaretouchedoradjusted,itshouldcausea

seriousaccident.

• Do not open theelectrical box or access inside DHWT

withoutdisconnectingthemainpowersupply.

• IncaseofreTurnOFFthemainswitchandcarryoutthe

necessaryactionstoextinguishthereatonce.Inthat

casecontactyourservicecontractor.

• ItmustensuredthatDHWTcannotoperateaccidentally

withoutwaterneitherwithairinsidehydraulicsystem.

C A U T I O N

• Thisappliancemustbeusedonlybyadultandcapable

people,havingreceivedthetechnicalinformationorins-

tructionstohandleproperlyandsafelythisappliance.

• Childrenshouldbesupervisedtoensurethattheydonot

playwiththeappliance.

• Donotuseanysprayssuchasinsecticide,lacquer,hair

sprayorotherammablegaseswithinapproximatelyone

meterfromthesystem.

• Ifcircuitbreakerorfuseisoftenactivated,stopthesys-

temandcontactyourservicecontractor.

• Do not make service or inspections tasks by yourself.

Thisworkmustbeperformedbyqualiedserviceperson.

• Do not put any strange material (sticks, etc...) into the

waterinletandoutletpiping.

2.2 ADDITIONAL INFORMATION ABOUT SAFETY



 





ENGLISH

5 SYSTEM DESCRIPTION

5.1 MODEL DESCRIPTION

4 IMPORTANT NOTICE

 





 -

-



 



 







 



 



     



 

-





 







 -



Min. Max.

  

 

-



D A N G E R

Generalnormforhydraulicconnections.

 

     -

  



 



 







 

        



 

-



 

     





 

 -



 -



 



 

• 



 

• 

         





Model Description Model Code

 

 

 

 

Model Description Model Code

 

 

 

 

 





 

 

5.2 SYSTEM DESCRIPTION





 







 

      -

-



 

-





 

     



 

       



 

-



 





 





5.3 INSTALLATION EXAMPLES



YUTAKI M heating installations



YUTAKI S & HT heating installations

N O T E

FormoreinformationrefertoInstallationManualofYutakiSystem.

6 BEFORE OPERATION

C A U T I O N

• TurnOFFthemainswitchwhenthesystemmustbestoppedforalongtimeperiod.

• Checkthatthereisnowaterleakage.

• EnsurethatpressureinsidetheDHWTisnothigherthan7bars.

• Ifnecessaryinstallahighwaterpressureswitchsetat7bars.

• EnsurethattheGeneralnormforhydraulicconnectionshasbeenfollowedforDHWTinstallation.



 





ENGLISH

7 AUTOMATIC CONTROLS

    

-



N O T E

IncaseofoutdoorunitfailureandswitchingtoManualmode

(SW1),DHWTHeaterwillbecontrolledbyAdjustablewater

thermostatthatitislocatedincontrolpanel.

IncaseofAutomaticmode,putAdjutablewaterthermostatat

maximumoperationsettingbyYutaki(payattentioninanti-

legionellafunction).

 

Mark Name

 

 

 

 

 

 

 

 



C A U T I O N

• Whenwaterleakageoccurs,stoptheoperationandcon-

tactyourcontractor.

• WhenyousmellorwhitesmokeoccursfromtheDHWT,

stopthesystemandcontactyourcontractor.



NO OPERATION

- -



-    



- 



- 

- -

  





NOT HEATING WELL

- 

-       



-    



- 



IF TROUBLE STILL REMAINS...





- 

- 

8 BASIC TROUBLESHOOTING

 

 





















 













ITEM DHWT200S-2.5H1E DHWT300S-2.5H1E

   

   

   

   

   

   

   

   

   

   

   

   





9 DIMENSIONAL DRAWINGS

9.1 DHWT(200/300)S-2.5H1E

 





ENGLISH

9.2 DHWT(200/300)E-2.5H1E

 

































ITEM DHWT200E-2.5H1E DHWT300E-2.5H1E

   

   

   

   

   

   

   

   

   

   

   



 

 

10 NAME OF PARTS

10.1 DHWT(200/300)S-2.5H1E

Ref. Qty. Name



 



 



 



 



 



 



 



 



 



 

10.2 DHWT(200/300)E-2.5H1E

 

Ref. Qty. Name



 



 



 



 



 



 



 



 



 











 





 





ENGLISH

11 UNIT INSTALLATION





- 

- 

11.1 SELECTION PROCEDURE FOR DHWT UNITS

C A U T I O N

• DHWTapplianceisintendedtobeinstalledinanindoor

place.

• DHWT installation mustbe done by professional insta-

llers.

• Installthe DHWTwithsufcient clearancearound itfor

operationandmaintenanceasshowninthefollowing-

gures.

• InstalltheDHWTwheregoodventilationisavailable.Do

not install the DHWT where there is a high level of oil

mist,saltyairorsulphurousatmosphere.

• Working with no sufcient ventilation, in an enclosed

space,shouldcauseoxygendeciency.Toxicgasshould

beproducedwhencleaningagentisheatedtohightem-

peratureby,e.g.,beingexposedtore.

• DonotinstallDHWTnearanyammablesubstance.

• WheninstallingsomedevicenexttoDHWT,keepclearan-

cebetweenDHWTandanyotherobstacleofmorethan

500mm.

11.2 WORKING SPACE

- 

- 

- 

- 

11.3 WATER SUPPLY CONTROL WARRANTY



-



-





-



Item DHWT Supply Water

 

 

 

N O T E

Waterrangewillbeaccordings/UNE112076:2004IN.



 

 

12 HYDRAULIC CIRCUIT



1 -



2 



3 

  



4 -



5   





6 



7 -





8      



-







N O T E

Checkperiodically:

• Waterowandpressure

• Waterleakage’s

• Fixingpointstightening

C A U T I O N

Inletandoutletconnectionpipesmustbe1G”

Itmustbekeptthewaterowdirectionindicatedinprevious

drawing.



5

2

5

4

7

5

8

1

6













 

 

 

 

 

 

 

 

12.1 PRESSURE DROPS

 

0 1

0.2 0.5

10

100

20

50

200

500

5

10

2 5

C

p

=

m

3

/h

mbar

0 1

0.2 0.5

10

100

20

50

200

500

5

10

2 5

C

p

=

m

3

/h

mbar



 





ENGLISH

13 ELECTRICAL WIRING

13.1 GENERAL CHECK

1     



-





2 

3     



4 





5 



6 

7 

C A U T I O N

• Checktoensurethatscrewsforterminalblockaretightly

tightened.

• Protect thewires, drainpipe, electrical parts,from rats

orothersmallanimals.Ifnotprotected,ratsmaydamage

unprotectedparts,andattheworst,arewilloccur.

• Wraptheaccessorypackingaroundthewirestoprotect

theproductfromanycondensedwaterandinsects.

• Tightlysecurethewireswiththecord clampinsidethe

unit.

• Leadthewiresavoidinganycontactwithwaterpiping.

• Wraptheaccessorypackingaroundthewiresfromsys-

temcontroller.

D A N G E R

• Donotconnectoradjustanywiringorconnectionsun-

lessthemainpowerswitchisOFF.

• WhentherearemorethanonepowerswitchforON/OFF,

checkandtesttoensurethatallareturnedOFF.

13.2 ELECTRICAL WIRING CONNECTION























 

 

13.3 WIRE SIZE



Model Power Source Max. Current

Power source

cable size

EH control

cable size

Sensor cable

size

CB

ELB

(nº. poles/A/mA)

EN60 335-1 EN60 335-1 EN60 335-1

   











 

N O T E

Followlocalcodesandregulationswhenselectingeldwires,CircuitBreakersandEarthLeakageBreakers

Usethewireswhicharenotlighterthandeordinarypolychloroprenesheatedexiblecord(codedesignationH05RN-F).

13.4 ELECTRICAL WIRING DIAGRAM









 











Mark Part Name

 

 

 

 

 

 

 

 

 

 

 









 





ENGLISH

13.5 INTERNAL WIRING











14 CATHODIC PROTECTION



        

      



   

        

      -







- 

- 





- 

- 

C A U T I O N

• Check the magnesium anode load periodically by pus-

hingthebutton.Ifthegaugeisintheredzone,themag-

nesiumanodemustbereplaced.

• Donotinstallthepermanentcathodeprotectionandthe

cathodicprotectiontogether.

2

10

9

-

+

3

Test

Anode-Control

OK

8

5

1-4

2

3

7

6



 

 

15 TITAN PROTECTION ACCESSORY

-





-











- 

- 

- 



C A U T I O N

• Use original wiresonly.To avoidany risk of corrosion

duetoreversepolaritydonotlengthennorshortenthe

wires.

• Useasocketbaseneartothestorageheaterforthispur-

pose.The protective anode starts comes into operation

whenthestorageheaterisfullofwater.Whenthereisno

waterthecontrolpilotlight(11)lightsupredandblinks

onandoff.

• lfthepilotlight(11)isgreen,thisshowsthatthestorage

heaterisreceivingaprotectivecurrent.lfthepilotlightis

notonorlightsupredandblinks,checktheconnections,

contacts and mains supply. lf this anomaly continues,

contactthetterorourCustomerTechnicalServiceDe-

partment.

• In the case of vertically installed storage heaters from

whichwater isnotgoingto beextractedfor periodsof

morethan3months,werecommendttinganautomatic

purgerattheD.H.W.outlet.

• lfthestorageheaterisinstalledhorizontally,werecom-

mendtheextractionofwateratleastonceevery3mon-

ths.

• Thepotentiostat(3)andconnectingwires(4)mustnotbe

disconnected,exceptwhenthestorageheaterisemptied.

• Donotdisconnecttheprotectionsystemduringperiods

ofabsense(holidays,etc.).

• Occasionally check that the pilot light is working co-

rrectly(11).

6

1

5

2

4

7

8

9

10

3

11

16 ELECTRIC HEATER





16.1 REPLACE ELECTRIC HEATER



1 

2 

-



3 

4 



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Hitachi DHWT-CP-02, DHW-CP-03, DHW-CP-04, DHWT-CP-01, DHWT-SWG-01, DHWT200E-2.5H1E, DHWT200S-2.5H1E, DHWT300E-2.5H1E, DHWT300S-2.5H1E Operating instructions

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