Emerson A41 Manuale delle Istruzioni

www.Fisher.comFisherr A41 High Performance Butterfly ValveContentsIntroduction 1...Scope of Manual 1...

Instruction ManualD500211X012A41 ValveNovember 201210CAUTIONIt is possible to damage the valve if the actuator travel stops are not properly adjusted

Instruction ManualD500211X012A41 ValveNovember 201211Figure 5. Optional Shaft-to-Valve Body Bonding Strap AssemblyVALVE BODYACTUATORAAVIEW A-A37A6528-

Instruction ManualD500211X012A41 ValveNovember 201212CAUTIONDamage to the disc (key 3) sealing surfaces may occur if the disc is not closed when the v

Instruction ManualD500211X012A41 ValveNovember 201213Clean all accessible metal parts and surfaces to remove particles that would prevent the packing

Instruction ManualD500211X012A41 ValveNovember 201214Figure 6. Typical Packing ArrangementsPACKING FOLLOWER(KEY 102)PACKING SET(KEY 105)PACKING RING(K

Instruction ManualD500211X012A41 ValveNovember 201215Figure 7. Disc Rotation IndicationINDICATESAPPROXIMATEDISCPOSITIONCAUTION: DONOT ROTATEDISC INTOT

Instruction ManualD500211X012A41 ValveNovember 2012161. Removing the retainer ring (key 2):For valves with press-fit retainer rings:D Place the valve

Instruction ManualD500211X012A41 ValveNovember 201217WARNINGDo not lubricate parts when used in oxygen service, or where the lubrication is incompatib

Instruction ManualD500211X012A41 ValveNovember 201218Figure 9. Available Seal ConfigurationNOVEX METAL SEALPHOENIX III METAL SEALPTFE SEALBIDIRECTIONA

Instruction ManualD500211X012A41 ValveNovember 201219c. Lay the retainer ring on the valve body.d. Use a press or a soft-faced hammer to press the ret

Instruction ManualD500211X012A41 ValveNovember 20122Table 1. SpecificationsValve Sizes and End Connection StylesNPS J 2,J 3, J 4, J 6, J 8, J 10, and

Instruction ManualD500211X012A41 ValveNovember 2012201. Isolate the control valve from line pressure, and relieve pressure from the valve body. Shut o

Instruction ManualD500211X012A41 ValveNovember 201221Disassembly1. If necessary, loosen the packing flange nuts (key 101). This allows the drive shaft

Instruction ManualD500211X012A41 ValveNovember 201222Figure 10. Orientation of Bearing/Spacer TabA6357CENTER LINE OFSHAFT BORECENTER LINE OFBODY &

Instruction ManualD500211X012A41 ValveNovember 201223Figure 11. Taper Pin and Hollow Pin Removal and InstallationREMOVAL TOOL DIMENSIONSShaftDiameter

Instruction ManualD500211X012A41 ValveNovember 201224Installing the Hollow Pin and Taper Pin4. Placethevalvebodyonaflatworkingsurfacewiththeslotforthe

Instruction ManualD500211X012A41 ValveNovember 2012255. Unscrew and remove the packing flange nuts (key 12), packing followers (keys 15 and 16), and p

Instruction ManualD500211X012A41 ValveNovember 2012268. Install the packing according to the appropriate instructions presented in steps 5 through 8 o

Instruction ManualD500211X012A41 ValveNovember 201227Parts OrderingWhen corresponding with your Emerson Process Management sales office about this equ

Instruction ManualD500211X012A41 ValveNovember 201228Repair Kits for ENVIRO-SEAL PackingRepair kits include replacement parts for key 105 and 106 for

Instruction ManualD500211X012A41 ValveNovember 201229Key Description Part NumberNPS 6 75B0004X052NPS 8 75B0012X052NPS 10 75B0029X052NPS 12 75B0036X052

Instruction ManualD500211X012A41 ValveNovember 20123Table 2. Valve Size, Shaft Diameter, and Approximate WeightVALVE SIZE,NPSPRESSURECLASSSHAFT DIAMET

Instruction ManualD500211X012A41 ValveNovember 201230Key Description Part Number1-1/2 inch 12A8935X0221-3/4 inch 12A9057X022ENVIRO-SEAL PTFE1/2 inch 1

Instruction ManualD500211X012A41 ValveNovember 201231Key 2*. Seal RetainerVALVE STYLEVALVE SIZE,NPSMATERIALSteel CF8M CG8M CN7M CW2M M35-1PTFE Seal Ri

Instruction ManualD500211X012A41 ValveNovember 201232Key 9*. Hollow Pin (2 req'd)VALVE SIZE,NPSCL150 CL300Shaft Material Shaft MaterialS17400H107

Instruction ManualD500211X012A41 ValveNovember 201233Figure 12. Wafer Valve Assembly for the NPS 3 through 1275B0094-BNOTE:KEYS21,22,AND28ARENOTSHOWN.

Instruction ManualD500211X012A41 ValveNovember 201234Figure 12. Wafer Valve Assembly for the NPS 3 through 12 (continued)75B0096-BNOTE:KEYS 21, 22, AN

Instruction ManualD500211X012A41 ValveNovember 201235Figure 13. Valve Assembly for NPS 2NOTE: PARTS 21 AND 22 NOT SHOWN75B062534B5064-APTFE SEALMETAL

Instruction ManualD500211X012A41 ValveNovember 201236Emerson Process ManagementMarshalltown, Iowa 50158 USASorocaba, 18087 BrazilChatham, Kent ME4 4QZ

Instruction ManualD500211X012A41 ValveNovember 20124Figure 2. Maximum Pressure/Temperature RatingsNOTE:TEMPERATURE LIMITATIONS DO NOT ACCOUNT FOR THE

Instruction ManualD500211X012A41 ValveNovember 20125Hex Head Cap Screw and Stud Bolt Data(1)VALVESIZE,NPSWAFER STYLE SINGLE FLANGE STYLECL150 CL300 CL

Instruction ManualD500211X012A41 ValveNovember 20126CAUTIONThe valve configuration and construction materials were selected to meet particular pressur

Instruction ManualD500211X012A41 ValveNovember 20127b. Phoenix III Seal: This seal is bidirectional. For best performance, high pressure at the closed

Instruction ManualD500211X012A41 ValveNovember 20128D Flange Studs: Install two or more line flange studs into the line flanges to help hold the valve

Instruction ManualD500211X012A41 ValveNovember 20129Figure 4. Flow DirectionNOTES:1. BY EMERSON PROCESS MANAGEMENT DEFINITION:D FORWARD FLOW IS INTO T