Name: GEA VARIVENT C
Brand: GEA
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Size Weight [kg]

DN 125 49.1

DN 150; 6" 55.2

Technical data

430BAL008331EN_4

18.02.2022 27

Table of Contents3
General Information5
Information on the Document5
Binding Character of These Operating Instructions5
Notes on the Illustrations5
Symbols and Highlighting5
Manufacturer Address6
Contact6
EU Declaration of Conformity in Accordance with the EC Machinery Directive 2006/42/EC7
Translated Copy of the EU - Declaration of Conformity in Accordance with the Pressure Equipment Directive 2006/42/EU8
Safety9
Intended Use9
Requirements for Operation9
Pressure Equipment Directive9
ATEX Directive9
Improper Operating Conditions10
Operator's Duty of Care10
Subsequent Changes11
General Safety Instructions and Dangers11
Principles for Safe Operation11
Environmental Protection12
Electrical Equipment12
Supplementary Regulations12
Qualification of Personnel12
Safety Equipment14
Signage14
Residual Dangers15
Danger Zones16
Description18
Design18
Functional Description19
Actuator Function19
Transport and Storage20
Storage Conditions20
Transport20
Scope of Supply21
Technical Data22
Type Plate22
Resistance and Permitted Operating Temperature of the Sealing Materials23
Pipe Ends - General Table of Measurements25
Tool26
Lubricants26
Weights26
Assembly and Installation28
Safety Instructions28
Notes on Installation28
Valve with Detachable Pipe Connection Elements28
Valve with Welded Ends29
Pneumatic Connections30
Air Requirement30
Establishing Hose Connections30
Hose Fitting Valve C32
Electrical Connection with T.VIS Control Top34
Start-Up36
Safety Instructions36
Notes on Commissioning36
Operation and Control37
Safety Instructions37
Cleaning38
Cleaning Process Examples38
Cleaning Effect38
Cleaning the Leakage Cavity39
Rinsing Operations39
Passivation39
Maintenance40
Safety Instructions40
Inspections41
Product Contact Seals41
Pneumatic Connections41
Electrical Connections41
Signs on the Valve42
Maintenance Intervals42
Prior to Disassembly42
Disassembling the Valve43
Ventilating the Actuator for Disassembly43
Removing the Valve Insert45
Separating the Valve from the Actuator47
Removing the Flush Valve C48
Maintenance48
Cleaning the Valve48
Replacing Seals50
Lubricating Seals and Threads51
Installation52
Reconnect the Cleaning Hose52
Torques for the Clamps and Clamp Connections54
Checking the Function54
Alarms56
Malfunctions and Remedies56
Decommissioning57
Safety Instructions57
Disposal57
General Notes57
Valve Actuator Disposal57
Parts List - Double Seal Valve C58
Parts List - 0 Connection (0/C)68
Parts List - Flush Valve SPV70
Parts List - Hose Connection Diagram72
Dimension Sheet - VARIVENT ® Mixproof Valve C75
Appendix77
Lists77
Abbreviations and Terms77

Brand	GEA
Model	VARIVENT C
Category	Control Unit
Language	English

GEA VARIVENT C User Manual

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GEA VARIVENT C Specifications

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