Technical Specifications

41005 Series Cage Guided, Balanced Globe Valve Tech Spec (September/2013) | 3
Contents
1. General .............................................................................4
1.2 Serial Plate ...............................................................................................4
1.3 After Sales Service .......................................................................................4
1.4 Spare Parts ..............................................................................................4
1.5 Actuator and Other Accessories ..........................................................................4
2. Numbering System ...................................................................5
3. Installation ..........................................................................6
3.1 Cleanness of Piping ......................................................................................6
3.2 Isolating By-Pass Valve ...................................................................................6
3.3 Heat Insulation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
3.4 Hydraulic Test and Cleaning of Lines ......................................................................6
3.5 Flow Direction ...........................................................................................6
4. Disassembly .........................................................................7
4.1 Removal of Actuator .....................................................................................7
4.2 Opening of the Pressurized Chamber .....................................................................7
4.3 Disassembly of Valve Plug Stem ..........................................................................8
4.4 Disassembly of the Auxiliary Pilot Plug ....................................................................8
5. Maintenance – Repair ................................................................9
5.1 Packing Box ..............................................................................................9
5.2 Repair of Parts ...........................................................................................9
6. Valve Reassembly ...................................................................11
6.1 Pinning the Valve Plug Stem .............................................................................11
6.2 Assembly of Ring or Spring-Energized Seal Ring ..........................................................12
6.3 41405 Valve Plug and Cage Assembly ....................................................................13
6.4 Assembly of the Parts Inside the Valve Body .............................................................13
6.5 Assembly of Bonnet .....................................................................................13
6.6 Tightening of Body Stud Nuts ............................................................................14
6.7 Assembly of Packing Box ................................................................................15
7. Actuator ...........................................................................16
7.1 Coupling of Actuator Type 88 No. 6 ......................................................................16
7.2 Coupling of Actuator Type 87 No. 6 ......................................................................16
7.3 Coupling of Actuator Type 87 No. 10, 16 and 23 ..........................................................16
7.4 Coupling of Actuator Type 88 No. 10, 16 and 23 ..........................................................17
7.5 Coupling of Air-to-Extend Actuator (Type 37) .............................................................18
7.6 Coupling of Air-to-Retract Actuator (Type 38) .............................................................18
7.7 Other Types of Pneumatic Actuators .....................................................................18
Body Sub Assembly .....................................................................21