TacoTherm Dual ZEPTO

Table of contents

Table of contents

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Operating instructions

V03 06/2025 Item no. 215250 EA no. 1292

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Overview......................................................................................... 7

1.1 Designs.................................................................................. 7

1.2 Other applicable documents................................................ 8

Safety.............................................................................................. 9

2.1 Symbols in these instructions.............................................. 9

2.2 Proper use............................................................................ 10

2.3 Safety equipment................................................................ 11

2.3.1 Safety equipment installed............................................. 11

2.3.2 Safety equipment to be installed by the operator......... 12

2.4 Safety labels attached........................................................ 13

2.5 Residual risks...................................................................... 13

2.5.1 Electric current................................................................. 14

2.5.2 Mechanical dangers ........................................................ 14

2.5.3 High temperatures........................................................... 15

2.5.4 Chemical dangers............................................................. 16

2.5.5 Other dangers................................................................... 16

2.6 Operator's responsibilities................................................. 17

2.7 Personnel requirements..................................................... 19

2.8 Personal protective equipment.......................................... 20

2.9 Environmental protection................................................... 21

2.10 Tools and resources.......................................................... 22

Functional description................................................................ 23

3.1 Circuits and connection points in the heat interface

unit....................................................................................... 23

3.2 Functional principle............................................................ 23

3.3 Components......................................................................... 24

3.3.1 Heating circuit.................................................................. 25

3.3.2 Heat exchanger................................................................ 28

3.3.3 Secondary circuit............................................................. 28

3.4 Accessory:........................................................................... 29

3.4.1 First fix rail........................................................................ 29

3.4.2 Flushing bypass............................................................... 29

3.4.3 Pipe connection set......................................................... 29

3.5 Options................................................................................. 29

3.5.1 White front cover.............................................................. 29

3.5.2 Differential pressure control valve................................. 30

3.5.3 Water hammer damper..................................................... 30

3.5.4 Safety DCW valve (Option)................................................ 30

3.5.5 Flow limiter....................................................................... 30

Transport and storage................................................................. 31

4.1 Safety during transport....................................................... 31

4.2 Transporting the heat interface unit................................. 32

4.3 Unpacking the heat interface unit..................................... 32

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