Emerson FISHER 6492H Instruction Manual Download Page 16

Type 92S

16

Types 6492L, 6492H, and 6492HT 

Pilots (Figure 4) (continued)

Key  Description 

Part number

17  

Cap Screw, Steel, Plate (continued)

  

      Type 6492H

   

        Cast iron and Steel bodies 

1A381624052

  

        SST 

1A3816X0152

  

      Type 6492HT

   

        Steel 

1A3816X0132

   

        SST 

1A3816X0152

18*   Diaphragm Gasket

 

  Type 6492L pilot, Composition 

1E397004022

 

  Type 6492H pilot  

1E396104022

 

  Type 6492HT, Graphite 

1E3961X0012

24  

Diaphragm Plate Assembly, Aluminum/Steel/

 

  Stainless steel (Type 6492L pilot only)  

1E3967X0012

74  

Pipe Plug, Steel  

0Z020128992

76  

Bleed Restriction, Stainless steel  

19A2612X012

77  

Screen, Stainless steel  

16A1512X012

78  

Reducing Bushing,

  

  Cast iron and Steel bodies, steel 

1C379026232

  

  SST body, Stainless steel 

1C3790X0012

87  

Sealing Washer, Carbon steel

 

 

(tapped spring case only)  

1V205699012

Types 6492HM and 6492HTM Safety 

Override Pilots (Figure 4)

Key   Description  

Part number

1  

Pilot Valve Body

 

  Steel  

22A0403X052

 

  Stainless Steel  

22A0403X072

2  

Valve Guide

 

  Steel  

1E391835132

 

  Stainless Steel  

1E391835072

3  

Valve Spring, Stainless steel 

1E392437022

4  

Inner Valve

 

  Steel  

1F967446172

 

  Stainless Steel  

1F9674X0012

5  

Orifice

 

  Steel  

1H564446172

 

  Stainless Steel  

1H5644X0012

7  

Valve Stem

 

  Steel  

1F967835132

 

  Stainless Steel  

1F9678X0012

8  

Bellows Retainer

 

  Steel  

1F971214012

 

  Stainless Steel  

1F9712X0012

9  

Bellows

 

  Steel  

1F971318992

 

  Stainless Steel  

1F9713X0012

10  

Diaphragm, Stainless steel (2 required)  

1E395836012

11  

Lower Spring Seat, Aluminum

 

  Type 6492HM  

1E395408012

 

  Type 6492HTM

  

    Steel 

1E3954X0052

  

    SST 

14B9948X012

12  

Spring

 

  Type 6492HM, Steel

 

    10 to 30 psig (0,69 to 2,07 bar)  

1E395627022

 

    25 to 75 psig (1,72 to 5,17 bar)  

1D7455T0012

 

    70 to 150 psig (4,83 to 10,3 bar)  

1E395727192

 

  Type 6492HTM, Stainless steel

 

    15 to 100 psig (1,03 to 6,9 bar)  

14B9943X012

 

    80 to 250 psig (5,52 to 17,2 bar)  

14B9942X012

Key   Description  

Part number

13  

Upper Spring Seat

 

  Type 6492HM, Zinc-plated steel 

1D667125072

 

  Type 6492HTM, Carbon-plated steel 

14B9951X012

14  

Spring Case

 

  Steel

 

    With standard adjusting screw  

2L416322012

 

    With sealed adjusting screw  

2L442022012

 

  Stainless Steel  

 

    With standard adjusting screw  

2L416333092

 

    With sealed adjusting screw  

2L4420X0012

15  

Set Screw, Zinc-plated steel

 

  Standard  

1D995448702

 

  Handwheel  

1J496428982

 

  Sealed Adjusting screw 

1D995448702

16  

Hex Nut, Zinc-plated steel 

1A353724122

17  

Cap Screw (8 required)

 

  Type 6492HM

 

    Steel  

1A381624052

 

    Stainless Steel  

1A3816X0152

 

  Type 6492HTM  

 

    Steel  

1A3816X0132

 

    Stainless Steel   

1A3816X0152

18  

Diaphragm Gasket

 

  Type 6492HM, Composition 

1E396104022

 

  Type 6492HTM, Graphite  

1E3961X0012

34  

Machine Screw for use with Handwheel, 

 

  Carbon-plated steel  

16A5763X012

38  

Handwheel  

1J496144012

39  

Lock Washer for use with Handwheel, Alloy steel 

1A352332992

74  

Pipe Plug

 

  Steel  

0Z020128992

 

  Stainless Steel  

0Z020135072

77  

Screen, Stainless steel 

16A1512X012

78  

Reducing Bushing

 

  Steel  

1C379026232

 

  Stainless Steel  

1C3790X0012

87  

Sealed Adjusting Screw Sealing Washer  

1V205699012

94  

Pipe Plug, Stainless steel 

1E823135042

95  

Warning Label  

19B0429X0A2

Types 6492HM and 6492HTM Safety Pilot 

Mounting Parts (Figure 6)

Key   Description  

Part number

81  

Tubing, Stainless steel (2 required)  

0500213809W

82  

Pipe Nipple

 

  1, 1-1/2, or 2-inch (DN 25, 40, and 50) body size

 

    Steel  

1C559926232

 

    Stainless Steel  

1C5599X0012

 

  2-1/2-inch (DN 65) body size

 

    Steel  

1U264426232

 

    Stainless Steel  

1U2644X0012

 

  3-inch (DN 80) body size

 

    Steel  

1U5728X0012

 

    Stainless Steel  

1C2100X0012

 

  4 or 4 x 6-inch (DN 100 or 100 x 150) body size

 

    Steel  

1C210026232

 

    Stainless Steel  

1C2100X0012

83  

Connector (2 required)

 

    Steel  

15A6002XW22

 

    Stainless Steel  

15A6002X602

*Recommended spare parts

Summary of Contents for FISHER 6492H

Page 1: ...rmed by unqualified personnel may result in improper adjustment and unsafe operation Either condition may result in equipment damage or personal injury Use qualified personnel when installing operating and maintaining the Type 92S regulator Introduction Scope of Manual This instruction manual provides installation maintenance and parts ordering information for the Type 92S steam self powered contr...

Page 2: ... 1 The pressure temperature limits in this Instruction Manual or any applicable standard limitation should not be exceeded 2 The two number designation indicates end connection size by trim size Specifications Pressure Registration External through downstream control line Maximum Material Temperature Capabilities 1 Cast Iron Construction 406 F 208 C Steel Construction 500 F 260 C High Temperature ...

Page 3: ...sure to a valve below the setting of the pilot control spring this spring forces the pilot valve plug open to increase the loading pressure on the main valve pistons At the same time the increased demand lowers the downstream pressure on the main valve piston s This opens the main valve plug increasing flow to the downstream system to satisfy the increased demand and to restore downstream pressure...

Page 4: ...2HT 15 to 100 1 03 to 6 90 80 to 250 5 52 to 17 2 14B9943X012 14B9942X012 Unpainted 0 282 0 375 7 16 9 53 2 50 2 50 63 5 63 5 Construction Maximum Allowable Inlet Pressure PSIG bar Maximum Operating Outlet Pressure PSIG bar Maximum Emergency Outlet Pressure Cast Iron Steel and Stainless Steel Cast Iron Main Valve and Pilot Body Steel or Stainless Steel Main Valve and Pilot Body With Type 6492HT pi...

Page 5: ... continued TYPE 6492H PILOT TYPE 92S MAIN VALVE TYPE 6492H PILOT TYPE 92S MAIN VALVE TYPE 6492HM SAFETY OVERRIDE PILOT BLOCK VALVE GAUGE TYPE 92S MAIN VALVE TYPE 6492HM SAFETY OVERRIDE PILOT TYPE 6492H PILOT TYPE 6492H PILOT GAUGE BLOCK VALVE GAUGE BLOCK VALVE E0662 1 1 1 2 AND 2 INCH DN 25 40 and 50 SAFETY OVERRIDE PIPING SCHEMATICS ...

Page 6: ...VE TYPE 92S MAIN VALVE TYPE 6492H PILOT TYPE 6492H PILOT Side View BLOCK VALVE TYPE 6492H PILOT TYPE 92S MAIN VALVE GAUGE GAUGE GAUGE TYPE 6492H PILOT TYPE 6492HM SAFETY OVERRIDE PILOT E0663 2 1 2 3 AND 4 INCH DN 65 80 and 100 SAFETY OVERRIDE PIPING SCHEMATICS Bottom View Figure 2 Typical Installations continued BLOCK VALVE BLOCK VALVE ...

Page 7: ...SURE atmospheric PRESSURE 37A7759 A 36A7840 A B1906 1 1 1 2 OR 2 INCH DN 25 40 or 50 MAIN VALVE BODY AND TYPE 6492H OR 6492HT PILOT 2 1 2 3 4 OR 6 x 4 INCH DN 65 80 100 or 150 x 100 MAIN VALVE BODY AND TYPE 6492L PILOT Figure 3 Operational Schematics PILOT SPRING PILOT VALVE PLUG PILOT VALVE PLUG SPRING MAIN VALVE PISTONS MAIN VALVE PISTON MAIN VALVE STEM MAIN VALVE PLUG MAIN VALVE PLUG MAIN VALVE...

Page 8: ...FETY OVERRIDE PILOT OPERATIONAL SCHEMATIC T E0402 INLET PRESSURE OUTLet PRESSURE Atmospheric PRESSURE loading PRESSURE intermediate PRESSURE TYPE 6492H PILOT TYPE 6492H PILOT TYPE 6492HM SAFETY OVERRIDE PILOT TYPE 92S MAIN VALVE TYPE 92S MAIN VALVE E0403 INLET PRESSURE OUTLet PRESSURE Atmospheric PRESSURE loading PRESSURE intermediate PRESSURE TYPE 6492H PILOT TYPE 6492H PILOT TYPE 6492HM SAFETY O...

Page 9: ...pe 92S regulator may be installed in any orientation as long as flow through the regulator matches the direction of the arrow on the main valve body However the regulator should not be installed in a tall vertical pipeline where condensate could collect and create a pressure head affecting regulator performance 3 Apply steam compatible pipe compound to the male pipeline threads for a threaded body...

Page 10: ...mediate pilot on the upstream valve until there is no spring load The screws should turn freely by hand 2 Loosen the adjusting screw of the Type 6492H or 6492HT pilot on the downstream valve until there is no spring load 3 Tighten the Type 6492HM or 6492HTM safety override pilot of the upstream valve all the way in to its highest spring setting 4 Tighten the Type 6492H or 6492HT pilot of the upstr...

Page 11: ...d turn the adjusting screw key 15 or handwheel key 38 counterclockwise until all compression is removed from the control spring key 12 Remove the pilot from the pipe nipple and connectors keys 82 and 83 Figure 6 1 Unscrew the plug guide key 2 Remove the screen key 77 plug key 4 plug spring key 3 and stem key 7 Unscrew the seat ring key 5 Examine the seat ring and plug seating surfaces for damage 2...

Page 12: ...lve 2 Remove the cap screws key 3 not shown from a cast iron body or stud nuts key 4 from a steel body and lift off the body flange 3 For the 1 1 1 2 and 2 inch sizes DN 25 40 and 50 remove the top cylinder key 17 and pull out the top piston with attached stem and other parts Remove the hex nut key 41 lockwasher key 40 top ring retainer key 26 and top piston ring key 25 from the top piston key 24 ...

Page 13: ...d edges of the top cylinder key 17 with sealant install new cylinder gaskets key 18 on these edges and install the cylinder 9 For 1 1 1 2 and 2 inch sizes DN 25 40 and 50 install the top piston ring key 25 with its open end pointing out ring retainer key 26 and stem key 20 on the top piston Secure these parts with the lockwasher and hex nut keys 40 and 41 Install the top piston plus attached parts...

Page 14: ...L OF TAPPED SPRING CASE WITH SEALED ADJUSTING SCREW 32A4712 A A3505 1 COMPLETE TYPE 6492L PILOT Figure 4 Pilot Assemblies 39A3515 B 15 11 10 18 5 77 2 3 4 74 78 1 76 17 19 20 14 16 7 8 9 12 13 14 16 15 87 78 74 76 77 5 1 18 10 24 15 13 12 9 8 7 4 3 2 17 19 20 14 16 ...

Page 15: ...42 Red color code 1E395727192 13 Upper Spring Seat Plated steel Cast Iron and Steel bodies 1D667125072 SST body 14B9951X012 Key Description Part Number 14 Spring Case Standard Cast iron Type 6492L pilot 3J496319012 Type 6492H pilot 2J496219012 Tapped Cast iron Type 6492L pilot 3L442119012 Type 6492H pilot 2L441919012 Standard Steel Type 6492L pilot 3L416122012 Types 6492H and 6492HT pilots 2L41632...

Page 16: ... steel 15 to 100 psig 1 03 to 6 9 bar 14B9943X012 80 to 250 psig 5 52 to 17 2 bar 14B9942X012 Key Description Part Number 13 Upper Spring Seat Type 6492HM Zinc plated steel 1D667125072 Type 6492HTM Carbon plated steel 14B9951X012 14 Spring Case Steel With standard adjusting screw 2L416322012 With sealed adjusting screw 2L442022012 Stainless Steel With standard adjusting screw 2L416333092 With seal...

Page 17: ...13 11 9 1 DETAIL OF WHISPER TRIM NOISE ATTENUATOR 1 1 1 2 OR 2 INCH DN 25 40 OR 50 BODY SIZE 36A7960 D 37A6565 B 2 1 2 3 4 OR 6 X 4 INCH DN 65 80 100 BODY SIZE 37A1622 D Figure 5 Type 92S Main Valve Assemblies 37 11 36 33 26 18 2 25 24 17 5 32 7 35 9 38 1 6 8 33 13 34 12 11 28 15 3 4 30 19 ...

Page 18: ...A7901X032 2 inch DN 50 body 26A7870X032 2 1 2 inch DN 65 body 27A1549X022 3 inch DN 80 body 27A1577X042 4 or 6 x 4 inch DN 100 or 150 x 100 body 27A1601X022 3 Cap Screw not shown Zinc plated steel For Cast iron body 1 inch DN 25 body 4 required 16A7839X012 1 1 2 or 2 inch DN 40 or 50 body 8 required 1U625631192 2 1 2 inch DN 65 body 8 required 1R281124052 3 inch DN 80 body 8 required 1A454124052 4...

Page 19: ... POSITION SO CONTROL LINE CONNECTION FACES DOWNSTREAM Figure 6 Pilot Mounting Parts 82 86 84 84 83 81 81 84 83 81 30B3840 LOADING SUPPLY CONTROL WITH PILOT MOUNTED IN OPTIONAL POSITION SO CONTROL LINE CONNECTION FACES UPSTREAM 2 1 2 3 4 OR 6 X 4 INCH DN 65 80 or 100 BODY SIZE ...

Page 20: ...0 WITH TYPE 6492HM PILOT MOUNTING PARTS E0666 1 1 1 2 OR 2 INCH DN 25 40 or 50 BODY SIZE 29A3518 B 82 81 84 85 83 84 81 83 82 89 93 90 81 92 Figure 6 Pilot Mounting Parts continued control line connection control line connection type 6492h type 6492hm ...

Page 21: ...872X022 2 1 2 inch DN 65 body 27A1550X022 3 inch DN 80 body 27A1578X022 4 or 6 x 4 inch DN 100 or 150 x 100 body 27A1602X022 Key Description Part Number 6 Valve Plug Stainless steel 1 inch DN 25 body 16A7842X012 1 1 2 inch DN 40 body 16A7904X012 2 inch DN 50 body 16A7873X012 2 1 2 inch DN 65 body 27A1552X012 3 inch DN 80 body 27A1580X012 4 or 6 x 4 inch DN 100 or 150 x 100 body 27A1604X012 7 Seat ...

Page 22: ... 80 1 required 17A1588X012 4 or 6 x 4 inch body DN 100 or 150 x 100 1 required 17A1613X012 Key Description Part Number 17 Cylinder Stainless steel continued For Stainless steel body SST 1 inch body DN 25 2 required 16A7853X022 1 1 2 inch body DN 40 2 required 16A7915X022 2 inch body DN 50 2 required 16A7884X022 2 1 2 inch body DN 65 1 required 17A1561X022 3 inch body DN 80 1 required 17A1588X022 4...

Page 23: ...ody 17A1593X022 4 or 6 x 4 inch DN 100 or 150 x 100 body 17A1618X022 33 Plug Spacer Stainless steel 2 inch size Whisper Trim only 17A6563X012 2 1 2 inch DN 65 body 17A1568X012 3 inch DN 80 body 17A1594X012 4 or 6 x 4 inch DN 100 or 150 x 100 body 17A1619X012 Key Description Part Number 34 Washer For Cast iron and Steel bodies Steel 2 1 2 or 3 inch DN 65 or 80 body 17A1569X012 4 or 6 x 4 inch DN 10...

Page 24: ...Management product remains solely with the purchaser Emerson Process Management Regulator Technologies Inc 1984 2008 All Rights Reserved Industrial Regulators Emerson Process Management Regulator Technologies Inc USA Headquarters McKinney Texas 75069 1872 USA Tel 1 800 558 5853 Outside U S 1 972 548 3574 Asia Pacific Shanghai China 201206 Tel 86 21 2892 9000 Europe Bologna Italy 40013 Tel 39 051 4...

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