Download 41005 Series - Corona Control

Instruction No. EH3600 – 07/02
41005 Series Valves
TABLE OF CONTENTS
1 - GENERAL .....................................................................3
6 - VALVE REASSEMBLY .................................................7
1.1. SCOPE ........................................................................................3
6.1 PINNING THE VALVE PLUG STEM ............................................7
6.1.1. Reference marking on the valve plug stem ....................7
6.1.2. Screwing in the valve plug stem ......................................7
6.1.3. Drilling pin hole .................................................................8
6.1.4. Pinning ...............................................................................8
1.2. SERIAL PLATE ...........................................................................3
1.3. AFTER SALES SERVICE ...........................................................3
1.4. SPARE PARTS ............................................................................3
6.2. SEAL RING ASSEMBLY .................................................................8
6.2.1. Model 41305 ......................................................................8
6.2.2. Models 41405 and 41505...................................................9
6.2.3. Model 41605 ......................................................................9
6.2.4. Model 41905 ......................................................................9
1.5. ACTUATOR AND ACCESSORIES .............................................3
2 - NUMBERING SYSTEM.................................................3
3 - INSTALLATION .............................................................4
6.3. 41405 VALVE PLUG AND CAGE ASSEMBLY ..........................9
6.3.1. Valve plug and auxiliary pilot plug assembly ................9
6.3.2. Cage assembly .................................................................9
3.1. PIPING CLEANLINESS ..............................................................4
3.2. ISOLATION BYPASS VALVE......................................................4
6.4. COMPLETING VALVE BODY ASSEMBLY .........................................9
3.3. HEAT INSULATION.....................................................................4
6.5. BONNET ASSEMBLY .........................................................................10
3.4. HYDRAULIC TEST AND CLEANING OF LINES .......................4
6.6. TIGHTENING BODY STUD NUTS......................................................10
6.6.1. Alignment of internal parts ...........................................10
3.5. FLOW DIRECTION......................................................................4
6.7. PACKING BOX ASSEMBLY ...............................................................11
4 - DISASSEMBLY .............................................................4
4.1. ACTUATOR REMOVAL ..............................................................4
4.1.1. Disconnect instruments ...................................................4
4.1.2. Plug stems screwed into the actuator stem ...................4
4.1.3. Stems attached with a stem connector...........................4
4.1.4. Actuator removal ..............................................................4
7 - ACTUATOR .................................................................11
7.1. CONNECTING TYPE 88 NO. 6 ACTUATOR.............................11
7.2. CONNECTING TYPE 87 NO. 6 ACTUATOR.............................11
7.3. CONNECTING TYPE 87 NO. 10, 16 AND 23 ACTUATORS.....11
4.2. OPENING PRESSURIZED CHAMBER ......................................4
7.4. CONNECTING TYPE 88 NO. 10, 16 AND 23 ACTUATORS.....12
4.3. PLUG STEM DISASSEMBLY ....................................................5
7.5. CONNECTING TYPE 37 ACTUATOR.......................................12
4.4. AUXILIARY PILOT PLUG DISASSEMBLY ...............................5
7.6. CONNECTING TYPE 38 ACTUATOR.......................................12
FIGURE OF BODY SUB ASSEMBLY.................................................13-14
5 - MAINTENANCE - REPAIR............................................5
FIGURE OF ACTUATOR..........................................................................15
5.1. PACKING BOX ............................................................................5
5.1.1. PTFE packing ..................................................................................5
5.1.2. Graphite packing ..............................................................6
MASONEILAN DIRECT SALES OFFICES..........................BACK COVER
5.2. REPAIR OF PARTS.....................................................................6
5.2.1. Guiding surfaces ...............................................................6
5.2.2. Seating surfaces................................................................6
5.2.3. Gasket seating surfaces ...................................................7
5.2.4. Seal rings and gaskets .....................................................7
5.2.5. Valve plug and stem..........................................................7
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