Emerson Fisher HP & EH Manuál s instrukcemi

www.Fisher.comFisherr EHD and EHT NPS 8 through 14Sliding-Stem Control ValvesContentsIntroduction 1...Scope of Manual 1.

Instruction ManualD100392X012EH Valves NPS 8 through 14July 201410Figure 4. Packing ArrangementsGRAPHITELAMINATEPACKING RING(KEY 7)UPPER WIPER (KEY 12

Instruction ManualD100392X012EH Valves NPS 8 through 14July 20141112. Slide the bonnet over the stem and onto the bonnet studs (key 13, figure 12 or 1

Instruction ManualD100392X012EH Valves NPS 8 through 14July 201412For spring-loaded PTFE V-ring packing: Tighten the packing flange nuts until the sho

Instruction ManualD100392X012EH Valves NPS 8 through 14July 2014131. With the valve plug (key 3) removed per the Trim Removal procedure, proceed as ap

Instruction ManualD100392X012EH Valves NPS 8 through 14July 2014145. After lapping, again disassemble as necessary, clean the seating surfaces, reasse

Instruction ManualD100392X012EH Valves NPS 8 through 14July 2014156. Install the valve plug into the cage.7. Install the other cage gasket (key 11) be

Instruction ManualD100392X012EH Valves NPS 8 through 14July 201416Figure 5. Fisher EHD with Bore Seal TrimFLOW DOWNFLOW UPPLUGRETAINERBORE SEALPISTON

Instruction ManualD100392X012EH Valves NPS 8 through 14July 201417Retrofit: Installing Bore Seal TrimNoteAdditional actuator thrust is required for a

Instruction ManualD100392X012EH Valves NPS 8 through 14July 201418Figure 6. Bore Seal Installation ToolGE22109-AABCDEFGHTable 8. Bore Seal Installatio

Instruction ManualD100392X012EH Valves NPS 8 through 14July 201419CAUTIONTo avoid excessive leakage and seat erosion, the valve plug must be initially

Instruction ManualD100392X012EH Valves NPS 8 through 14July 20142Table 1. SpecificationsEnd Connection Styles(1)Buttwelding: All available ASME B16.25

Instruction ManualD100392X012EH Valves NPS 8 through 14July 201420Figure7.StaketheThreadsoftheBoreSealRetainerBore SealMETALPLUGSEALVALVEPLUGFLOW DOWN

Instruction ManualD100392X012EH Valves NPS 8 through 14July 201421D The open interior of the Bore Seal plug seal must face up in a valve with flow-up

Instruction ManualD100392X012EH Valves NPS 8 through 14July 201422Actuator MountingThefollowingprocedureassumesthatthevalveandactuatorare fully assemb

Instruction ManualD100392X012EH Valves NPS 8 through 14July 201423Parts KitsENVIRO-SEAL Packing Retrofit KitsRetrofit kits include parts to convert ex

Instruction ManualD100392X012EH Valves NPS 8 through 14July 201424Figure 10. Live-Loaded Packing39B4153-AA6297-1Typical HIGH-SEAL ULF Packing SystemTy

Instruction ManualD100392X012EH Valves NPS 8 through 14July 201425Figure 11. Bonnet Assembly35A3976-AParts ListNotePart numbers are shown for recommen

Instruction ManualD100392X012EH Valves NPS 8 through 14July 201426Keys 6, 7, 9, 12, 30, 31 and 32 Soft Packing P arts*VALVE STEMCONNECTIONPACKINGARRAN

Instruction ManualD100392X012EH Valves NPS 8 through 14July 201427Valve Assembly (figures 12, 13, and 14)Key Description Part Number1ValveBodyIf you n

Instruction ManualD100392X012EH Valves NPS 8 through 14July 201428Figure 12. Fisher EHD ValveFLOW DIRECTION FOR ALL TRIMS EXCEPT THOSE WITH WHISPER TR

Instruction ManualD100392X012EH Valves NPS 8 through 14July 201429Figure 13. Belleville Washer Body-to-Bonnet BoltingGE60624-CBONNETSHOWN INUNCOMPRESS

Instruction ManualD100392X012EH Valves NPS 8 through 14July 20143Educational ServicesFor information on available courses for the Fisher EH NPS 8 thro

Instruction ManualD100392X012EH Valves NPS 8 through 14July 201430Figure 14. Fisher EHT ValveFLOW DIRECTION FOR ALL TRIMS EXCEPT THOSE WITH WHISPER TR

Instruction ManualD100392X012EH Valves NPS 8 through 14July 201431Key Description Part Number11* Cage Gasket (2 req'd)For standard service, silve

Instruction ManualD100392X012EH Valves NPS 8 through 14July 201432Key 2* Whisper Trim III CageVALVESIZE,NPSCAGECONSTRUCTIONCr CtM152 SST17-4PH STAINLE

Instruction ManualD100392X012EH Valves NPS 8 through 14July 201433Key3*ValvePlugforNPS8or10FisherEHDwithWhisperTrimIIICageMATERIALOPERATINGTEMPERATURE

Instruction ManualD100392X012EH Valves NPS 8 through 14July 201434Key 3* Valve Plug for NPS 12 or 14 Fisher EHD with Whisper Trim III CageMATERIALOPER

Instruction ManualD100392X012EH Valves NPS 8 through 14July 201435Key 3* Valve Plug for Fisher EHT with Whisper Trim III CageVALVESIZE,NPSMATERIALOPER

Instruction ManualD100392X012EH Valves NPS 8 through 14July 201436Key 4* Valve Plug Stem for NPS 8 or 10 Fisher EHD or EHT Valve without Whisper Trim

Instruction ManualD100392X012EH Valves NPS 8 through 14July 201437Key 4* Valve Plug Stem for NPS 12 or 14 Fisher EHD or EHT Valve without Whisper Trim

Instruction ManualD100392X012EH Valves NPS 8 through 14July 201438Key 4* Valve Plug Stem for Valve with Whisper Trim III CageACTUATORGROUPVALVESIZE,NP

Instruction ManualD100392X012EH Valves NPS 8 through 14July 201439Key 6* Seat Ring and Key 7 Cap Screw for V alve with Gasket Construction and Whisper

Instruction ManualD100392X012EH Valves NPS 8 through 14July 20144CAUTIONThe valve configuration and construction materials were selected to meet parti

Instruction ManualD100392X012EH Valves NPS 8 through 14July 201440Key 6* Seat Ring and Key 7 Cap Screw for Valve with O-Ring Construction and without

Instruction ManualD100392X012EH Valves NPS 8 through 14July 201441Key 6* Seat Ring and Key 7 Cap Screw for Valve with O-Ring Construction and Whisper

Instruction ManualD100392X012EH Valves NPS 8 through 14July 201442Actuator Groups by Type NumberGroup 100127 mm (5-Inch) Yoke BossGroup 406127 mm (5-I

Instruction ManualD100392X012EH Valves NPS 8 through 14July 201443

Instruction ManualD100392X012EH Valves NPS 8 through 14July 201444Emerson Process ManagementMarshalltown, Iowa 50158 USASorocaba, 18087 BrazilChatham,

Instruction ManualD100392X012EH Valves NPS 8 through 14July 20145Principle of OperationKey numbers referenced in this section are shown in figure12for

Instruction ManualD100392X012EH Valves NPS 8 through 14July 201468. After all maintenance is complete, refer to the Trim Replacement procedure to asse

Instruction ManualD100392X012EH Valves NPS 8 through 14July 20147A lubricator or lubricator/isolating valve (figure 2) is recommended for PTFE-impregn

Instruction ManualD100392X012EH Valves NPS 8 through 14July 20148Key numbers referred to in this procedure are shown i n figure 11 unless otherwise in

Instruction ManualD100392X012EH Valves NPS 8 through 14July 20149injury. Use a stick or other device to thread a rope or sling through the windows. Us