
Contents
Glossary..........................................................................................................................................................................4
1 General ................................................................................................................................................... 5
1.1 Principles..................................................................................................................................... 5
1.2 Target group ................................................................................................................................. 5
1.3 Other applicable documents........................................................................................................... 5
1.4 Symbols ........................................................................................................................................ 5
2 Safety...................................................................................................................................................... 6
2.1 Key to safety symbols/markings ..................................................................................................... 6
2.2 General............................................................................................................................. 6
2.3 Intended use ........................................................................................................................... 7
2.4 Personnel qualification and training .............................................................................................. 7
2.5 Consequences and risks caused by non-compliance with this manual .................................................. 7
2.6 Safety awareness.................................................................................................................... 7
2.7 Safety information for the operator/user .................................................................................... 8
2.8 Safety information for maintenance, inspection and installation ...................................................... 8
2.9 Unauthorised modes of operation.................................................................................................. 8
3 General safety regulations ................................................................................................................... 9
4 Transport/Temporary Storage/Disposal ............................................................................................ 11
4.1 Checking the condition upon delivery .......................................................................................... 11
4.2 Transport.................................................................................................................... 11
4.3 Storage/preservation .................................................................................................................. 12
4.4 Return to supplier.................................................................................................................. 12
4.5 Disposal ........................................................................................................................................... 13
5 Valve Description ...................................................................................................................................... 14
5.1 General description ................................................................................................................... 14
5.2 Marking ............................................................................................................. 14
5.3 Operating data ............................................................................................................................ 16
5.4 Fluids handled ...................................................................................................................... 16
5.5 Design details ............................................................................................................................ 16
5.6 Pressure/temperature ratings................................................................................................. 16
5.7 Materials .............................................................................................................................. 17
5.8 Function .................................................................................................................... 18
5.9 Scope of supply.......................................................................................................................... 18
5.10 Dimensions and weights ........................................................................................................... 18
6 Installation at Site................................................................................................................................ 19
6.1 General information/Safety regulations ....................................................................................... 19
6.2 Installation ..................................................................................................................... 19
6.3 Insulation ……………………………………………………………………………………………………… 20
7 Commissioning/Start-up/Shutdown.............................................................................................................. 21
7.1 Commissioning/Start-up.............................................................................................................. 21
7.1.1 Prerequisites for commissioning/start-up.................................................................................. 21
7.1.2 Actuation ........................................................................................................ 21
7.2 Shutdown............................................................................................................................... 22
7.2.1 Measures to be taken for shutdown .................................................................................. 22
8 Servicing/Maintenance ....................................................................................................................... 23
8.1 Safety regulations ................................................................................................................. 23
8.2 Maintenance ............................................................................................................... 23
8.2.1 (Re-)tightening the bonnet bolting………………………………………………………………….. 24
8.2.2 (Re-)tightening the gland packing………………………………………………………………….. 24
9 Trouble-shooting................................................................................................................................. 25
Index ...............................................................................................................................................................26
Contents
Contents