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HIU2VSAI-HIU2VSUI-IM-DE-W-UK-07-2021-Rev1 |  Part no. 10081491

EN

ENGLISH

4 Disposal

Improper disposal can lead to 
contamination of the environment and 
groundwater!

When disposing of components and 
operating materials, the provisions and 
guidelines of the country of use must be 
observed.

1.  Remove the combi-cabinet in the correct way or engage a 

specialist company to do this.

2.  Separate the subassemblies and components into 

recyclable materials, hazardous substances and operating 
materials.

3.  Dispose of the subassemblies and components in 

accordance with local laws and provisions or take them to 
a recycling facility.  

4.1  Return to manufacturer

Contact the manufacturer if you wish to return the combi-
cabinet or component parts.

4.2  Informing authorities and the manufacturer

Inform the manufacturer when decommissioning and disposing 
of the combi-cabinet for statistical purposes.

5 Warranty

WATTS products are tested extensively. WATTS therefore 
guarantees only the replacement or, at the sole discretion 
of WATTS, the free-of-charge repair of components of the 
supplied products where these, in the opinion of WATTS, 
exhibit verifiable manufacturing faults. Warranty claims due 
to defects or defects of title may be asserted within one (1) 
year of delivery/transfer of risk. Excluded from the warranty 
are damages attributable to normal product wear or friction 
and damages resulting from modifications or non-authorized 
repairs on the products, for which WATTS rejects all claims 
for compensation (direct or indirect). (For more detailed 
information, please refer to our website.) In all cases, supply 
is subject to the General Terms and Conditions, which can be 
found at 

www.wattswater.eu/gtc/

.

The descriptions and photographs contained in this product specification sheet are supplied by way of information only and are not binding. Watts Industries reserves the right to carry out any 

technical and design improvements to its products without prior notice.

Warranty: all sales and contracts for sale are expressly conditioned on the buyer’s assent to Watts terms and conditions found on its website at www.wattswater.de/agb Watts hereby objects 

to any term, different from or additional to Watts terms, contained in any buyer communication in any form, unless agreed to in a writing signed by an officer of Watts.

Watts Industries Deutschland GmbH

Godramsteiner Hauptstr. 167 • 76829 Landau • Germany

Tel. +49 6341 9656 0 • Fax +49 6341 9656 560

[email protected] • www.wattswater.de

Summary of Contents for 10085022

Page 1: ... and HIU2VSUI Wall mounted and flush mounted combi cabinets for HIU 2 Heat Interface Unit with or without insulation Installation and operating manual translated from the original operating manual WattsWater eu ...

Page 2: ...c Incorrect operation or operating the system contrary to the specifications shall void all rights to any warranty claim This Installation and Operating Manual is part of the combi cabinet contains instructions and information for the safe and correct installation and commissioning of the combi cabinet must be available to all users throughout the entire service life of the combi cabinet is intend...

Page 3: ...ance with its intended use 2 3 Intended use Combi cabinet for the installation of the HIU 2 Heat Interface Unit and hydraulic accessories The combi cabinet is not intended for use by persons including children with reduced physical sensory or mental capabilities or lack of specialist knowledge or experience 2 4 Foreseeable misuse The following is regarded as foreseeable misuse operating the combi ...

Page 4: ...ork on the combi cabinet and detecting and preventing potential hazards taking into consideration the applicable standards provisions regulations and laws and his her technical training and technical knowledge 3 Installation and commissioning Installation and commissioning of the combi cabinet must be performed exclusively by specialist personnel who have been duly trained and authorized by the ma...

Page 5: ...ed Type without insulation Type with insulation A mm B mm C mm HIU2VSU 2 HIU2VSUI 2 600 550 48 HIU2VSU 3 HIU2VSUI 3 750 700 198 HIU2VSU 4 HIU2VSUI 4 900 850 348 HIU2VSU 5 HIU2VSUI 5 1100 1050 548 A B 241 5 425 5 502 1539 5 50 100 100 C 100 100 50 46 82 60 120 66 60 60 54 50 100 100 C 100 100 50 170 150 1515 503 773 264 93 93 47 719 ...

Page 6: ...screw connection 35 Nm 1 screw connection 55 Nm 3 2 Mounting the HIU2 combi cabinet 1 Mount the combi cabinet see installation diagram on page 4 and 5 1 Heating flow circuit 2 Heating return circuit 3 DHW outlet 4 Domestic water circulation inlet 5 Domestic cold water outlet 6 Domestic cold water inlet 7 Primary flow 8 Primary return 1 2 3 4 5 6 7 8 ...

Page 7: ...G3 4 35 Nm G3 4 35 Nm 7 EN ENGLISH HIU2VSAI HIU2VSUI IM DE W UK 07 2021 Rev1 Part no 10081491 2 Option Install the thermal circulation bypass 3 Connect pipes ...

Page 8: ...8 HIU2VSAI HIU2VSUI IM DE W UK 07 2021 Rev1 Part no 10081491 EN ENGLISH 4 Install the HIU 2 Heat Interface Unit G3 4 35 Nm G1 55 Nm ...

Page 9: ...SU combi cabinets HIU 2 HK Isomix shown without HIU 2 Heat Interface Unit HT HIU 2 HK Isomix shown with HIU 2 Heat Interface Unit HT 3 4 35 Nm 1 55 Nm HT HT HIU 2 HKM shown without HIU 2 Heat Interface Unit HT HT HIU 2 HKM shown with HIU 2 Heat Interface Unit HT 3 4 35 Nm 1 55 Nm HT HT HT HT High temperature connection ...

Page 10: ...iable manufacturing faults Warranty claims due to defects or defects of title may be asserted within one 1 year of delivery transfer of risk Excluded from the warranty are damages attributable to normal product wear or friction and damages resulting from modifications or non authorized repairs on the products for which WATTS rejects all claims for compensation direct or indirect For more detailed ...

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