GEA VARIVENT W, Operating Instruction

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TABLE OF CONTENTS
1 General Information 5
1.1 Information on the Document 5
1.1.1 Binding Character of These Operating Instructions 5
1.1.2 Notes on the Illustrations 5
1.1.3 Symbols and Highlighting 5
1.2 Manufacturer address 6
1.3 Contact 6
1.4 EU Declaration of Conformity in accordance with the EC Machinery Directive 2006/42/EC 7
1.5 Translated copy of the EU - Declaration of conformity in accordance with the Pressure Equipment Directive
2006/42/EU
8
2 Safety 9
2.1 Intended use 9
2.1.1 Requirements for operation 9
2.1.2 Pressure equipment directive 9
2.1.3 ATEX directive 9
2.1.4 Improper operating conditions 9
2.2 Operator’s Duty of Care 10
2.3 Subsequent changes 10
2.4 General safety instructions and dangers 11
2.4.1 Principles for safe operation 11
2.4.2 Environmental Protection 11
2.4.3 Electrical Equipment 12
2.5 Supplementary Regulations 12
2.6 Qualification of personnel 12
2.7 Safety equipment 13
2.7.1 Signs 13
2.8 Residual dangers 14
2.9 Danger zones 16
3 Description 17
3.1 Design 17
3.2 Functional description 19
3.2.1 Spring-to-close actuator (Z) 19
3.2.2 Spring-to-open actuator (A) 19
3.3 Intended Purpose 19
4 Transport and storage 20
4.1 Storage conditions 20
4.2 Transport 20
4.2.1 Scope of supply 21
5 Technical data 22
5.1 Type plate 22
5.2 Technical data 22
5.3 Resistance and permitted operating temperature of the sealing materials 24
5.4 Pipe ends - General table of measurements 26
5.5 Tool 27
5.6 Lubricants 27
5.7 Weights 27
6 Assembly and installation 28
6.1 Safety instructions 28
6.2 Notes on installation 28
6.3 Control head 28
6.4 Valve with Detachable Pipe Connection Elements 29
6.5 Valve with Welded Ends 29
6.6 Pneumatic connections 30
6.6.1 Air Requirement 30
6.6.2 Establishing Hose Connections 30
6.7 General 31
7 Start-up 32
7.1 Safety instructions 32
7.2 Notes on commissioning 32
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