Table of contents
The information herein is correct at the time of issue but may be subject to change without prior notice
1. Declaration of Conformity ........................................................................... 4
2. Safety .................................................................................................... 5
2.1. Important information .............................................................................
5
2.2. Warning signs .....................................................................................
5
2.3. Safety precautions ................................................................................
6
3. Installation .............................................................................................. 7
3.1. Unpacking/delivery/general installation .........................................................
7
3.2. Recommended auxiliary equipment ............................................................
8
3.3. General installation ................................................................................
9
3.4. Welding ............................................................................................
11
4. Operation ............................................................................................... 13
4.1. Operation ..........................................................................................
13
4.2. Fault finding .......................................................................................
15
4.3. Recommended cleaning .........................................................................
16
5. Maintenance ........................................................................................... 18
5.1. General maintenance .............................................................................
18
5.2. Dismantling of valve ..............................................................................
20
5.3. Valve assembly ....................................................................................
22
5.4. Dismantling of actuator ...........................................................................
24
5.5. Assembly of actuator .............................................................................
25
6. Technical data ......................................................................................... 26
6.1. Technical data .....................................................................................
26
7. Drawings ................................................................................................ 27
7.1. Drawings ...........................................................................................
27
8. Parts list and service kits ............................................................................ 28
8.1. Shut-off valve ......................................................................................
28
8.2. Change-over valve ................................................................................
30
3
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