GEA ECOVENT, Operating Instructions Manual

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3 Description
3.1 Set-up and function 21
3.1.1 Design 21
3.1.2 Functional description 22
Spring-to-close actuator function (NC) 22
Spring-To-Open actuator function (NO) 23
Modifying the actuator closing direction 23
3.1.3 Signs 26
3.1.4 Protective devices 26
3.2 Technical data 27
3.2.1 Type plate 27
3.2.2 Technical data 27
3.2.3 Resistance and permitted operating temperature of the sealing mate-
rials
30
3.2.4 Pipe ends - General table of measurements 31
3.2.5 Lubricants 32
4 Storage and transport
4.1 Scope of supply 33
4.2 Storage 33
4.3 Transport 34
5 Assembly and installation
5.1 Notes on installation 35
5.2 Control top 35
5.3 Install the valve with detachable pipe connection elements 35
5.4 Install valve with welding ends 35
5.5 Checking the pneumatic connection 37
5.5.1 Air requirement 37
5.5.2 Establishing hose connections 37
5.5.3 Electrical connection with T.VIS control top 39
6 Commissioning
6.1 Preparing commissioning 41
6.2 Restarting 42
7 Operation and control
7.1 Start-up 43
7.2 Monitoring operation 43
7.3 Shutdown 43
8 Cleaning
8.1 General points 45
8.1.1 Cleaning process examples 45
8.1.2 Cleaning results 46
8.2 Passivation 46
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