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Fisher EWD Series, Инструкция по эксплуатации

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EW Valve

Instruction Manual

Form 2376

March 2007

36

Figure 24. Typical Design EWT Valve Assemblies

VIEW A

FLOW UP

VIEW A

FLOW DOWN

22 TO 136.5 mm (1.875 TO 5.375 INCH)

PORT DIAMETERS

FLOW DIRECTION

WHISPER TRIM

STD TRIM
CAVITROL TRIM

178 mm (7 INCH) AND 203 mm (8 INCH)

PORT DIAMETER

NPS 4x2 THROUGH 12x6 VALVE

WITH STANDARD CAGE AND METAL SEAT

NPS 12x8 VALVE

WITH STANDARD CAGE

DETAIL OF PTFE SEAT AND VALVE PLUG

WITH 2ĆPIECE SEAL RING

DETAILS OF VALVE PLUG WITH

SPRINGĆLOADED SEAL RING

APPLY LUB

43A8590-B/IL

55A8288-B/IL

43A8592-B/IL

A2069-2/IL

43A8590-B/IL

43A8590-B/IL

CORRECT SPRINGĆLOADED SEAL

RING ORIENTATION

Содержание EWD Series

Страница 1: ...eal Bonnet Stem Bellows Assembly 21 Replacement of an Installed ENVIRO SEAL Bellows Seal Bonnet Stem Bellows Assembly 22 Purging the ENVIRO SEAL Bellows Seal Bonnet 25 Parts Ordering 25 Parts Kits 26...

Страница 2: ...ring and out through the cage orifices Approximate Weights See table 4 WhisperFlo Trim Material and Selection J 410 Stainless Steel J Others per application See appropriate valve body bulletin Whispe...

Страница 3: ...C seal plug seal is formed from metal N07718 nickel alloy rather than an elastomer a valve equipped with the C seal trim can be applied in processes with a fluid temperature of up to 593_C 1100_F pro...

Страница 4: ...8 inch with CL300 CL600 8x6 12x6 7 Equal Percentage Linear Whisper I Cavitrol III 1 stage through 8 inch with optional C seal trim 10x8 12x8 8 Equal Percentage Linear Whisper I Cavitrol III 1 stage In...

Страница 5: ...consult your Emerson Process Management sales office Note If installing a valve with small internal flow passages such as with WhisperFlo Whisper Trim or Cavitrol cages consider installing an upstream...

Страница 6: ...e may tip over as they are lowered from the valve body Make provision to prevent tipping 4 Be aware that the cage and seat ring may not come out with the bonnet and plug stem assembly If this occurs m...

Страница 7: ...or explosion do not lubricate packing Figure 3 Lubricator and Lubricator Isolating Valve optional LUBRICATOR LUBRICATOR ISOLATING VALVE 10A9421 A AJ5428 D A0832 2 IL used in oxygen service or in proce...

Страница 8: ...RING FEMALE ADAPTOR LOWER WIPER ASSEMBLY 1 POSITIVE PRESSURES ASSEMBLY 2 VACUUM ASSEMBLY 3 POSITIVE PRESSURES VACUUM ASSEMBLY 1 POSITIVE PRESSURES ASSEMBLY 2 VACUUM ASSEMBLY 3 POSITIVE PRESSURES VACU...

Страница 9: ...net Disconnect the stem connector and then remove the actuator from the valve by unscrewing the yoke locknut key 15 figure 21 or the hex nuts key 26 figure 21 3 Loosen the packing flange nuts key 5 fi...

Страница 10: ...eplace the damaged parts by following the appropriate steps in the Trim Maintenance procedure 10 Remove the covering protecting the valve cavity and install a new bonnet gasket key 10 figure 22 throug...

Страница 11: ...ntil the shoulder on the packing follower key 13 figure 21 contacts the bonnet For graphite packing tighten the packing flange nuts to the maximum recommended torque shown in table 6 Then loosen the p...

Страница 12: ...the valve stem key 7 is critical for making a good packing seal The inside surface of the cage or cage baffle assembly key 3 or cage retainer key 31 is critical for smooth operation of the valve plug...

Страница 13: ...anti extrusion rings backup ring and retainer D Remove the set screws that lock the outer plug to the inner plug D Using a strap wrench or similar tool unscrew the outer plug from the inner plug Do n...

Страница 14: ...ll a new two piece seal ring apply a general purpose silicone base lubricant to both the backup ring and seal ring keys 29 and 28 Place the backup ring over the stem key 7 and into the groove Place th...

Страница 15: ...etail figure 23 for EWS construction and figure 24 for Design EWT constructions Refer to figures 26 Table 7 Valve Stem to Plug Torque and Pin Replacement Data VALVE STEM DIAMETER STEM TORQUE MINIMUM T...

Страница 16: ...place another flat sheet gasket on the retainer or spacer 7 With an NPS 10x8 or 12x8 valve install the load ring key 26 8 Mount the bonnet on the valve and complete assembly according to steps 11 thr...

Страница 17: ...tion of this manual 8 Remove the existing valve actuator and bonnet following the appropriate instructions in the Replacing Packing section in this manual CAUTION Do not remove the existing valve stem...

Страница 18: ...B9180X012 8 8 25 6 566 6 576 0 196 0 198 0 146 0 148 2 20 6 714 6 718 6 810 6 830 7 674 7 680 24B9856X012 Figure 10 C sealt Plug Seal Installation Tool 45 X 0 06 A B 8 9 D C F G H E BREAK SHARP CORNER...

Страница 19: ...iner 5 After removing the piston ring s locate the 1 4 inch diameter hole in the groove In a retainer with two piston ring grooves the hole will be found in the upper groove 6 Select an appropriate to...

Страница 20: ...wer Valve Plug to Seat Ring and Upper C sealt Plug Seal to Cage Seating Surfaces UPPER SEATING SURFACE 0 020 INCH 4 0 010 INCH 4 0 010 INCH 4 C seal RETAINER MACHINING OF THE UPPER SEATING SURFACE MUS...

Страница 21: ...ly the cage and the seat ring become a matched set With full actuator force applied and the valve plug fully seated align the actuator travel indicator scale with the lower end of valve travel Refer t...

Страница 22: ...p of the new bellows gasket 11 Place a new gasket key 22 figure 21 over the stem bellows assembly Place the new ENVIRO SEAL bonnet over the stem bellows assembly 12 Properly lubricate the bonnet stud...

Страница 23: ...X PARTS FOR ALL PACKING BOX MATERIALS EXCEPT S31603 SINGLE ARRANGEMENTS DOUBLE ARRANGEMENTS 18A0906 D IL A5886 1 IL 18A5338 B IL 12B4185 A SHT2 IL 12B4182 A SHT2 IL 12B4185 A SHT1 IL 12B4182 A IL A585...

Страница 24: ...m bellows assembly and valve plug in a soft jaw chuck or other type of vise so that the jaws grip a portion of the valve plug that is not a seating surface Drive out or drill out the pin key 8 Drive o...

Страница 25: ...n be found on the valve This same number also appears on the actuator nameplate when the valve is shipped from the factory as part of a control valve assembly Refer to the serial number when contactin...

Страница 26: ...ly to alloy C N10276 and CW2M Alloy 20 N08020 and CN7M or alloy 400 N04400 and M35 1 trims Standard Packing Repair Kits non live loaded Stem Diameter mm Inches Yoke Boss Diameter mm Inches 12 7 1 2 71...

Страница 27: ...217 218 tag cable tie RPACKXRT022 RPACKXRT032 RPACKXRT042 RPACKXRT052 Graphite ULF Contains keys 200 201 207 208 209 210 211 212 214 217 tag cable tie RPACKXRT272 RPACKXRT282 RPACKXRT292 RPACKXRT302 D...

Страница 28: ...ING BOX RING KEY 211 SCREW KEY 204 LOAD SCALE KEY 205 INDICATOR DISK KEY 206 PACKING FOLLOWER KEY 203 GUIDE BUSHING KEY 207 GUIDE BUSHING KEY 208 A6297 1 IL Figure 18 Typical ENVIRO SEALr Packing Syst...

Страница 29: ...packing Size 4x2 w 12 7 mm 1 2 inch stem 2 req d Size 6x4x2 5 6x4 8x4 w 12 7 mm 1 2 inch stem 2 req d Key Description Part Number 8 ENVIRO SEAL bellows seal spacer N10276 For single PTFE packing Size...

Страница 30: ...ENVIRO SEAL bellows 39 ENVIRO SEAL bellows seal thrust ring Trim S31600 Single PTFE Packing Size 4x2 w 12 7 mm 1 2 inch stem 2 req d Keys 6 7 8 and 10 Packing Box Parts DESCRIPTION KEY STEM DIAMETER m...

Страница 31: ...25 A IL 35A3976 A IL CU3911 C IL 42B3947 A IL ENVIRO SEAL BELLOWS SEAL BONNET STYLE 1 OR 2 EXTENSION BONNET DETAIL OF NPS 12x8 CL900 YOKE BOSS BOLTING DETAIL OF 5 INCH 127 mm YOKE BOSS ACTUATOR BOLTIN...

Страница 32: ...F 17A3991X012 High temp 482 to 593_C 901 to 1100_F 17A3991X022 Key Description Part Number 7 Valve Plug Stem See following table 8 Pin S31600 316 SST Design EWD or EWT 12 7 mm 1 2 inch stem dia 1V3227...

Страница 33: ...7 33 Figure 22 Design EWD Valve through NPS 12x6 DETAIL OF MULTIPLE PISTON RING FOR CLASS IV SHUTOFF RESTRICTED TRIM DETAIL VALVE ASSEMBLY WITH STANDARD CAGE 41A9275 B IL 57A3966 A IL 30A9547 G IL FLO...

Страница 34: ...092 Size 6x4x2 5 valve 1V659505092 Size 6x4 or 8x4 valve 1V659905092 Size 8x6 or 12x6 valve For std Whisper Trim I cages 1V660105092 Spring loaded 1 PTFE for all except 2 stage Cavitrol III Size 4x2 v...

Страница 35: ...truction Manual Form 2376 March 2007 35 Figure 23 Design EWS Valve through NPS 12x6 FLOW DIRECTION CAVITROL TRIM STD TRIM WHISPER TRIM COMPLETE VALVE ASSEMBLY WITH METAL SEAT ELASTOMERIC SEAT DETAIL 3...

Страница 36: ...IM STD TRIM CAVITROL TRIM 178 mm 7 INCH AND 203 mm 8 INCH PORT DIAMETER NPS 4x2 THROUGH 12x6 VALVE WITH STANDARD CAGE AND METAL SEAT NPS 12x8 VALVE WITH STANDARD CAGE DETAIL OF PTFE SEAT AND VALVE PLU...

Страница 37: ...uction Manual Form 2376 March 2007 37 Figure 25 FGM Gasket Detail FULL CAPACITY TRIM DETAIL FGM GASKETS ALSO MUST BE INSTALLED WHERE REQUIRED IN SEAT RING AREA PER FIGURE 10 11 OR 12 RESTRICTED TRIM D...

Страница 38: ...ALVES APPLY LUB VIEW A NPS 8x6 THROUGH 12x6 VALVES VIEW A NPS 12x8 VALVE NPS 4x2 THROUGH 12x6 VALVES 58A1015 A IL 58A1012 B IL 58A1012 B IL 54A8146 B IL FLOW DIRECTION NOTES NOT REQUIRED ON NPS 8x6 AN...

Страница 39: ...rch 2007 39 Figure 27 NPS 4x2 Through 12x8 Valves with 2 Stage Cavitrolr III Cage VIEW A NPS 12x8 VALVE NPS 4x2 THROUGH 12x6 VALVES FLOW DIRECTION VIEW A NPS 8x6 CL900 VALVE GASKETING DETAIL APPLY LUB...

Страница 40: ...n Manual Form 2376 March 2007 40 Figure 28 Typical Design EWD Valve with Whisper Trimr III Cage COMPLETE VALVE ASSEMBLY WITH WHISPER TRIM III CAGE AND SINGLE GRAPHITE PISTON RING FLOW DIRECTION 52A332...

Страница 41: ...K SEAT DESIGN EWD EWT METAL SEAT DESIGN EWT SOFT SEAT DISK DISK RETAINER WhisperFlo CAGE CAGE RETAINER BONNET SPACER SEAT RING SEAT RING DISK SEAT DISK DISK RETAINER WhisperFlo CAGE CAGE RETAINER BONN...

Страница 42: ...8446172 1V658546172 1V658646172 S31600 1V658435072 1V658535072 1V658635072 8 x 6 or 51 For 1 piston ring S31600 CoCr A on seat and guide 1 21A5351X012 20A0103X012 20A4608X012 8 x 6 or 12 x 6 except fo...

Страница 43: ...244X012 11A5245X012 11A5246X012 S31600 CoCr A on seat and guide 2 11A5247X012 11A5248X012 11A5249X012 Hardened S41600 11A5250X012 11A5251X012 11A5252X012 Except for S31600 11A5250X022 11A5251X022 11A5...

Страница 44: ...guide 1 21A5351X012 20A0103X012 204608X012 except for Whisper Trim III For 102 mm Hardened S41600 11A2622X012 p cages For 102 mm 4 inch S31600 11A2622X022 4 inch travel S31600 CoCr A on seat and guid...

Страница 45: ...2 Whisper I 34B9852X012 34B5345X032 23B6150X012 23B9197X012 14B5341X012 1U2306X0192 2 19 1 Linear 34B5346X022 1K5877X0132 1 37H 19 1 3 4 Equal 37B3194X012 34B5345X012 23B6150X012 23B9197X012 14B5341X...

Страница 46: ...34B7699X012 33B8104X012 23B9182X012 13B9176X012 1L8776X0032 2 19 1 Linear 33B9178X012 1K5877X0132 1 19 1 3 4 Equal 34B3628X012 34B7699X022 33B8104X012 23B9182X012 13B9176X012 1K5877X0132 1 1U4446X010...

Страница 47: ...Equal 37B5635X022 37B1665X022 29A9704X012 34B9827X012 24B9826X012 1L2298X0202 2 2 25 4 Whisper I 47B6378X012 34B9848X012 29A9704X012 34B9827X012 24B9826X012 10A3282X222 2 3 5 3 25 4 1 Whisper I 47B521...

Страница 48: ...36333272 2U741348932 2U236339102 6x4 or 8x4 Linear 2U236633272 2U741948932 2U236639102 Whisper Trim I 23A8915X032 23A8915X012 Quick opening 2U506333272 2U8069 2U506339102 8x6 or 12x6 Equal percentage...

Страница 49: ...5162 3 6x4 or 8x4 19 1 3 4 1 1K587735162 1K587746592 1U444635162 1U444646592 1U240035162 6x4 or 8x4 25 4 1 100 1U217535162 1U217546592 25 4 1 101 1K759035162 1K759046592 19 1 3 4 1 1L996435162 1L99644...

Страница 50: ...19 1 3 4 1 10A9265XB52 51 mm 2 Inch 25 4 1 100 11A3429XA92 12x8 CL 2 Inch travel 31 8 1 1 4 100 11A3430X362 8 CL900 76 mm 3 Inch 25 4 1 100 101 11A3429XA82 3 Inch travel 31 8 1 1 4 100 101 11A3430X622...

Страница 51: ...53 16A1938X012 Set RGASKETX282 10 1R3724X0042 11 1R3846X0042 6x4x2 5 12 1R384599442 6x4x2 5 13 1R3844X0052 14 1J5047X0062 53 16A1939X012 Set RGASKETX212 10 1R3724X0042 6x4 or 8x4 12 1R372299442 6x4 or...

Страница 52: ...their affiliated entities assumes responsibility for the selection use and maintenance of any product Responsibility for the selection use and maintenance of any product remains with the purchaser an...

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