Flowserve Argus Ball Valves - Manual (Page 2)

Argus
Table of contents
2
Table of contents
Designed Use ............................................................ 3
Application Areas...................................................................3
Design ...................................................................................3
Installation .............................................................................3
Impermissible Operating Procedures.....................................3
Maintenance ..........................................................................3
Safety Information..................................................... 3
Safety Standards....................................................... 5
Pressure-Temperature Diagrams ............................ 5
Delivery/Storage........................................................ 5
Check on Delivery..................................................................5
Storage of the Ball Valves .....................................................5
Transport ................................................................... 6
Installing the Flanged Connection .......................... 7
Installing the Ball Valve..........................................................7
Connecting the first Flange....................................................7
Connecting the second Flange ..............................................7
Installing the Welding Connection .......................... 8
Installing the Ball Valve..........................................................8
Welding the Connections.......................................................8
Start-up ...................................................................... 9
Actuating the Ball Valve.........................................................9
Open Position of the Ball Valves............................................9
Maintenance ............................................................ 10
Type EK/71..........................................................................10
Disassembly .....................................................................10
Exchanging the Stem Sealing...........................................10
Type FK/74 ..........................................................................11
Disassembly .....................................................................11
Exchanging the Stem Sealing...........................................11
Type FK/75 ..........................................................................12
Disassembly .....................................................................12
Exchanging the Stem Sealing...........................................12
Type FK/76 ..........................................................................13
Disassembly..................................................................... 13
Exchanging the Stem Sealing .......................................... 13
Type FK/78.......................................................................... 14
Disassembly..................................................................... 14
Exchanging the Stem Sealing .......................................... 14
Reassembly ..................................................................... 14
Type FK/79.......................................................................... 15
Disassembly..................................................................... 15
Exchanging the Stem Sealing .......................................... 15
Type FK/79/F ...................................................................... 16
Disassembly..................................................................... 16
Exchanging the Stem Sealing .......................................... 16
Type FK/492........................................................................ 17
Disassembly..................................................................... 17
Type HK/35 ......................................................................... 18
Disassembly..................................................................... 18
Exchanging the Stem Sealing .......................................... 18
Reassembly ..................................................................... 18
Type MW/22........................................................................ 19
Disassembly..................................................................... 19
Reassembly ..................................................................... 19
Accessories .............................................................20
Stuffing Box Assembly ........................................................ 20
Re-tensioning the Seal ..................................................... 20
Changing the Seals .......................................................... 20
Drain Plug ........................................................................... 21
Drain and Ventilation Safety Plug........................................ 21
Supplementary Equipment .................................................. 22
Valve Actuators (Adjusting Range 90°) ............................ 22
Position Control Systems ................................................. 22
Gearbox with Hand Wheel ............................................... 22
Position Limit Switch ........................................................ 22
Underfloor Fittings ............................................................ 22
Metal Seals ...................................................................... 22
Safety Devices ................................................................. 22
Forced Shut-off Circuits.................................................... 22
Safety Control Circuits...................................................... 22
Heating Jackets................................................................ 22
Secondary Sealing Systems ............................................ 22