www.Fisher.comFisherr EWD, EWS, and EWT Valvesthrough NPS 12x8ContentsIntroduction 1...Scope of Manual 1...
Instruction ManualD100399X012EW ValveSeptember 201410Packing MaintenanceNoteFor valves with ENVIRO-SEAL live-loaded packing, see the Fisher instructio
Instruction ManualD100399X012EW ValveSeptember 201411D Do not remove the actuator from the valve while the valve is still pressurized.D Always wear pr
Instruction ManualD100399X012EW ValveSeptember 2014126. Remove the locknut and separate the valve plug and stem from the bonnet. Set the parts on a pr
Instruction ManualD100399X012EW ValveSeptember 201413NoteProper performance of the tightening procedures in step 11 compresses the spiral wound gasket
Instruction ManualD100399X012EW ValveSeptember 201414Trim MaintenanceWARNINGAvoid personal injury or property damage from sudden release of process pr
Instruction ManualD100399X012EW ValveSeptember 201415CAUTIONIn the following applicable procedures, to avoid damaging parts, do not grip the bellows s
Instruction ManualD100399X012EW ValveSeptember 201416Figure 7. TSO (Tight Shutoff Trim), Detail of Protected Soft SeatINNER PLUGOUTER PLUGCAGESEAT RIN
Instruction ManualD100399X012EW ValveSeptember 201417Figure 8. Typical Balanced TSO TrimVALVE PLUGSEALPROTECTEDSOFT SEATA7096Except with respect to th
Instruction ManualD100399X012EW ValveSeptember 201418For the EWD carbon-filled PTFE piston ring, the ring is split in one place. If there is visible d
Instruction ManualD100399X012EW ValveSeptember 2014193. To replace the adaptor (key 24, figure 21) on ENVIRO-SEAL bellows seal bonnets, place the plug
Instruction ManualD100399X012EW ValveSeptember 20142Table 1. SpecificationsEnd Connection StylesFlanged Ends: CL300, CL600, or CL900 Raised-face orrin
Instruction ManualD100399X012EW ValveSeptember 201420D Assemble the piston ring, anti-extrusion rings, backup ring, and retainer.6. For all constructi
Instruction ManualD100399X012EW ValveSeptember 201421Figure 9. Fisher EWD with C-seal TrimA6790FLOW DOWNFLOW UPAVIEW A64 64926465876. Install the new
Instruction ManualD100399X012EW ValveSeptember 201422FOR VALVEPLUGSFITTINGPORT SIZE(Inches)DIMENSIONS, mm(See Drawing Below)Part Number(To OrderA Tool
Instruction ManualD100399X012EW ValveSeptember 201423Figure 11. Installing the C-seal Plug Seal Using the Installation ToolNOTE:PRESS INSTALLATION TOO
Instruction ManualD100399X012EW ValveSeptember 201424CAUTIONTo avoid excessive leakage and seat erosion, the valve plug must be initially seated with
Instruction ManualD100399X012EW ValveSeptember 201425Figure 13. Lower (Valve Plug to Seat Ring) and Upper (C-seal Plug Seal to Cage) Seating SurfacesC
Instruction ManualD100399X012EW ValveSeptember 201426Figure 14. Example of Machining the Lower (Valve Plug to Seat Ring) and Upper (C-seal Plug Seal t
Instruction ManualD100399X012EW ValveSeptember 2014273. PlacetheC-sealplugsealoverthetopofthevalveplugandpressitontotheplugusingtheinstallationtool.Ca
Instruction ManualD100399X012EW ValveSeptember 2014284. Inspect the existing valve plug. If the plug is in good condition, it can be reused with the n
Instruction ManualD100399X012EW ValveSeptember 201429Figure 15. PTFE Packing Arrangement for Use in Fisher ENVIRO-SEAL Bellows Seal BonnetsPACKING SET
Instruction ManualD100399X012EW ValveSeptember 20143Figure 2. Cutaway Detail of the Fisher WhisperFlo Trim, Valve Body TypicalW6825-1DescriptionThese
Instruction ManualD100399X012EW ValveSeptember 201430NoteStud(s) and nut(s) should be installed such t hat the manufacturer's trademark and mater
Instruction ManualD100399X012EW ValveSeptember 20143115. Install the travel indicator parts and stem locknuts; mount the actuator on the valve body ac
Instruction ManualD100399X012EW ValveSeptember 201432D Thread the adaptor into the valve plug and tighten to the appropriate torque value.7. Complete
Instruction ManualD100399X012EW ValveSeptember 201433Parts KitsGasket KitsGasket Kits (includes keys 10, 12, 13, and 53; plus 11 and 14 for restricted
Instruction ManualD100399X012EW ValveSeptember 201434HIGH-SEAL and ENVIRO-SEAL Packing Retrofit KitsRetrofit kits include parts to convert valves with
Instruction ManualD100399X012EW ValveSeptember 201435Figure 17. Typical Fisher HIGH-SEAL Packing SystemA6138STUD(KEY 200)HEX NUT(KEY 212)PACKINGFLANGE
Instruction ManualD100399X012EW ValveSeptember 201436Parts ListNumerous available combinations of valve parts makeselection of some parts difficult; w
Instruction ManualD100399X012EW ValveSeptember 201437Key Description Part NumberS31600 for chrome moly steel or316 SST bonnet16 ENVIRO-SEAL b ellows s
Instruction ManualD100399X012EW ValveSeptember 201438Figure 21. Typical Fisher Bonnet with Single PTFE V-Ring Packing SetAPPLY LUBE020130A9425-A35A397
Instruction ManualD100399X012EW ValveSeptember 201439Valve Body(figures 22 through 24)NoteThis parts list provides part numbers for standard valves an
Instruction ManualD100399X012EW ValveSeptember 20144Table 2. Shut off Classification Per ANSI/FCI 70-2 and IEC 60534-4Valve Seating Shutoff ClassEWD M
Instruction ManualD100399X012EW ValveSeptember 201440Figure 22. Fisher EWD Valve through NPS 12x6 with Optional Drain PlugDETAIL OF MULTIPLEPISTON RIN
Instruction ManualD100399X012EW ValveSeptember 201441Key Description Part Number17 Pipe Plug for drain-tapped valve18 Flow Arrow, SST19 Drive screw, S
Instruction ManualD100399X012EW ValveSeptember 201442Figure 23. Fisher EWS Valve through NPS 12x6FLOW DIRECTIONCAVITROL TRIMSTD TRIMWHISPER TRIMCOMPLE
Instruction ManualD100399X012EW ValveSeptember 201443Figure 24. Typical Fisher EWT Valve AssembliesVIEW AFLOW UPVIEW AFLOW DOWN47.6 TO 136.5 mm (1.875
Instruction ManualD100399X012EW ValveSeptember 201444Figure 25. FGM Gasket Detail with Optional Drain PlugFULL-CAPACITY TRIM DETAILFGM GASKETS ALSO MU
Instruction ManualD100399X012EW ValveSeptember 201445Figure 26. NPS 4x2 Through 12x8 Fisher Valves with 1-Stage Cavitrol III CageVIEW ANPS 4x2 THROUGH
Instruction ManualD100399X012EW ValveSeptember 201446Figure 27. NPS 4x2 Through 12x8 Fisher Valves with 2-Stage Cavitrol III CageVIEW ANPS 12x8 VALVEN
Instruction ManualD100399X012EW ValveSeptember 201447Figure 28. T ypical Fisher EWD Valve with Whisper Trim III CageCOMPLETE VALVE ASSEMBLY WITH WHISP
Instruction ManualD100399X012EW ValveSeptember 201448Figure 29. Typical Fisher WhisperFlo TrimsDISK SEATEWD/EWT(METAL SEAT)EWT(SOFT SEAT)DISKDISK RETA
Instruction ManualD100399X012EW ValveSeptember 201449Key 2*Fisher EWD Valve PlugVALVE SIZE, NPS MATERIALSTEM DIA, mm (INCH)12.7 (1/2) 19.1 (3/4) 25.4
Instruction ManualD100399X012EW ValveSeptember 20145Check with your process or safety engineer for any additional measures that must be taken to prote
Instruction ManualD100399X012EW ValveSeptember 201450Key 2*Fisher EWS Valve PlugVALVE SIZE, NPS MATERIALSTEM DIA, mm (INCH)12.7 (1/2) 19.1 (3/4) 25.4
Instruction ManualD100399X012EW ValveSeptember 201451Key 2*Valve Plug for Fisher EWT with Two-Piece Seal RingVALVE SIZE, NPS MATERIALSTEM DIA, mm (INC
Instruction ManualD100399X012EW ValveSeptember 201452C-seal Parts for Fisher EWD Valve (Keys 3*, 2*, 9*, 64*, 6*, and 7*)VALVESIZEPORTDIATRAVELTRIMSTE
Instruction ManualD100399X012EW ValveSeptember 201453C-seal Parts for Fisher EWD Valve (Keys 3*, 2*, 9*, 64*, 6*, and 7*) (continued)VALVESIZEPORTDIAT
Instruction ManualD100399X012EW ValveSeptember 201454C-seal Parts for Fisher EWD Valve (Keys 3*, 2*, 9*, 64*, 6*, and 7*) (continued)VALVESIZEPORTDIAT
Instruction ManualD100399X012EW ValveSeptember 201455Key 3*Cage (except for Whisper Trim III and Cavitrol III constructions)Valve Size, NPS Cage Style
Instruction ManualD100399X012EW ValveSeptember 201456Key 7*ValveStem(exceptforCavitrolIIIconstructions)VALVE SIZE, NPSSTEM DIAACTU-ATORGROUPBONNETPlai
Instruction ManualD100399X012EW ValveSeptember 201457Key 7*Valve Stem (except for Cavitrol III constructions) (continued)VALVE SIZE, NPSSTEM DIAACTU-A
Instruction ManualD100399X012EW ValveSeptember 201458Keys 10*, 11*, 12*, 13*, 14*, and 53* Gaskets and ShimsValve Size, NPS Key NumberStandard Trim Ca
Instruction ManualD100399X012EW ValveSeptember 201459
Instruction ManualD100399X012EW ValveSeptember 201464. Use accepted piping and welding practices when installing the valve in the line. For flanged va
Instruction ManualD100399X012EW ValveSeptember 201460Emerson Process ManagementMarshalltown, Iowa 50158 USASorocaba, 18087 BrazilChatham, Kent ME4 4QZ
Instruction ManualD100399X012EW ValveSeptember 201472. Provideadequatesupporttothebonnetwhileremovingthebonnetnuts.3. Be aware that the bonnet/plug/ca
Instruction ManualD100399X012EW ValveSeptember 20148NoteWhenever a gasket seal is disturbed by removing or shifting gasketed parts, install a new gask
Instruction ManualD100399X012EW ValveSeptember 20149Figure 4. PTFE V-Ring Packing ArrangementsUPPER WIPER(KEY 12)PACKINGFOLLOWER(KEY 13)WASHER(KEY 10)
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