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HIU 2 series

Heat Interface Unit for hygienic domestic hot water
generation and heat distribution

Installation and Operating Manual (translated
from the original operating manual)

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Watts Industries Deutschland GmbH
Godramsteiner Hauptstr. 167
76829 Landau
Tel.: +49 (0) 6341 96560
[email protected]
WattsWater.de

Содержание HIU 2 Series

Страница 1: ...eneration and heat distribution Installation and Operating Manual translated from the original operating manual Issued 08 2018 Revision 1 Watts Industries Deutschland GmbH Godramsteiner Hauptstr 167 7...

Страница 2: ...n regulations etc Incorrect operation or operating the HIU 2 contrary to the specifications shall void all rights to any warranty claim This installation and operating manual is a component of the HIU...

Страница 3: ...HIU2 IM DE W DE 08 2018 Rev1_DE enUS Art No 10078860 3 EN ENGLISH 1 4 Product marking...

Страница 4: ...g HK12 HK17 HKM12 HKM17 approx 15 kg 16 Kg 18 Kg 19 kg Connections to pipe network Heat interface unit 1 male thread and male thread flat sealing Meter connections Adapter for heat meter 110 mm G Adap...

Страница 5: ...2 outdoors The unit may be used only in accordance with its intend ed use 3 3 Intended use Ready to install compact decentralized heat interface unit for hygienic domestic hot water generation and hea...

Страница 6: ...consideration the applicable standards provisions regu lations and laws and his her technical training and technical knowledge to carry out work on the HIU 2 and to detect and prevent potential hazar...

Страница 7: ...rs Optional Water hammer arrestor Art No 10079166 Circulation set Art No 10080335 Thermostatic circulation bridge Art No 10079903 HIU 2 HKM 10079851 HIU 2 HKM 12 CU 10079892 HIU 2 HKM 12 STS 10078463...

Страница 8: ...8 HIU2 IM DE W DE 08 2018 Rev1_DE enUS Art No 10078860 EN ENGLISH 4 1 Hydraulic diagram HIU 2 HK Optional Optional 490mm 130mm 705mm Optional 500mm 140mm 705mm HIU 2 HKM...

Страница 9: ...8 Actuating drive 9 Flow switch 10 Connection for supply temperature sensor of the heat meter 11 Dirt trap 12 Membrane regulator differential pressure regulator 13 Circulation set optional 14 Zone val...

Страница 10: ...drive 9 Flow switch 10 Connection for supply temperature sensor of the heat meter 11 Dirt trap 12 Membrane regulator differential pressure regulator 13 Circulation set optional 14 15 Adapter for cold...

Страница 11: ...nd flow directions of the parts being replaced Material damage Pressure shocks may occur if the stop valve is opened quickly Always open the stop valve slowly and in a controlled way Bad water quality...

Страница 12: ...bserve the recognized rules of technology when doing so 1 Insert the HIU 2 and connect to the connection rail Optional 2 Install the water hammer arrestor circulation set and circulation manifold 3 Co...

Страница 13: ...C 55 C 60 C 50 C Heat interface unit HIU 2 26 plates 12 l min 200 mbar DHW temperature secondary circuit with various primary supply temperatures Heat interface unit HIU 2 36 plates 17 l min 200 mbar...

Страница 14: ...00 10 000 Druckabfall mbar Durchfluss L h Sekund re Seite Trinkwasser warm 26 Platten 12 l min Kvs Wert 2 2 m h gestrichelte Linie 36 Platten 17 l min Kvs Wert 2 5 m h durchgehende Linie Pressure drop...

Страница 15: ...Linie HIU 2 HK Kvs Wert 1 7 m h durchgehende Linie 1 10 100 1 000 10 100 1 000 10 000 Druckabfall mbar Durchfluss L h Sekund re Seite Trinkwasser kalt Kvs Wert 6 5 m h Pressure drop mbar Pressure drop...

Страница 16: ...erating and performance parameters are set correctly Check flow noise during operation Ask users if there are any noticeable problems 3 Ball valves Check that stop valves and ball valves can move free...

Страница 17: ...ing 4 Slowly open the stop valves and vent the system 7 4 Replacing the plate heat exchanger 1 Close all stop valves 2 Depressurize the HIU 2 e g by opening the vent valve 3 Loosen the nuts pos A and...

Страница 18: ...3 4 male thread 10080352 Plate heat exchanger XB06H 1 26 4x3 4 copper brazed 10080356 Plate heat exchanger XB06H 1 26 4x3 4 stain less steel brazed 10080358 Plate heat exchanger XB06H 1 36 4x3 4 copp...

Страница 19: ...ould like to return the HIU 2 or parts of it 9 2 Reporting to administrative bodies and the manufacturer Inform the manufacturer about decommissioning and disposal of the HIU 2 for statistical purpose...