background image

A

85

40

22

0

15

40

10

8

40

0

20

0

44

9

430

186

244

72

100

50

100

B

100 100

50

50

1

63

9

162

46

73

7

47

15

40

4

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

EN

ENGLISH

2.6 Users

Only qualified persons may install and operate the combi-
cabinet or perform maintenance work.

Operators

An operator is deemed to be qualified if they have read 
this operating manual and understood the potential hazards 
associated with improper behaviour.

Fitters/commissioners

A fitter or commissioning engineer is capable of performing work 
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 manufacturer.

3.1  Wall mounting 

Suitable mounting hardware must be used 
for wall mounting.

Combi-cabinet for the HIU 2 Heat Interface Unit, 
wall-mounted

Type 

(without insulation)

Type 

(with insulation)

A [mm]

B [mm]

HIU2VSA-2

HIU2VSAI-2

 600

102

HIU2VSA-3

HIU2VSAI-3

 750

252

HIU2VSA-4

HIU2VSAI-4

 900

402

HIU2VSA-5

HIU2VSAI-5

1100

602

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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