Emerson Fisher 63EG-98HM Instruction Manual Download Page 10

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Type MR98H Pilot (continued)

Key Description

Part Number

Lower Spring Seat

Use with all other springs

Aluminum

1L339708012

Stainless steel

1L3397X0012

Use with 150 to 375 psig / 10.3 to 25.9 bar spring

Aluminum

1N943024272

Stainless steel

1N9430X0012

Upper Spring Seat

Use with all other springs

Steel

ERCA00823A0

Stainless steel

ERCA00823A1

Use with 150 to 375 psig / 10.3 to 25.9 bar spring

Steel

ERCA00430A0

Stainless steel

ERCA00430A1

10* Pusher Post

416 Stainless steel

ERCA01344A0

316 Stainless steel, NACE

ERCA01344A1

Control Spring

15 to 35 psig / 1.0 to 2.4 bar,

Powder-coated steel, Yellow

ERCA04288A0

25 to 75 psig / 1.7 to 5.2 bar,

Powder-coated steel, Green

ERAA01910A0

70 to 140 psig / 4.8 to 9.7 bar,

Powder-coated steel, Red

ERAA01911A0

130 to 200 psig / 9.0 to 13.8 bar,

Powder-coated steel, Blue

ERAA02889A0

100 to 375 psig / 6.9 to 25.9 bar,

Powder-coated steel, Unpainted

ERCA04293A0

12* Diaphragm (2 required)

Fluorocarbon (FKM)

ERCA00512A1

EPDM

ERCA00512A2

302 Stainless steel

ERCA00496A0

Nameplate

- - - - - - - - - - -

Diaphragm Protector, PTFE (if required)

11A5136X012

Key Description

Part Number

15 Adjusting Screw

Use with all other springs

GF05553X012

Use with 150 to 375 psig / 10.3 to 25.9 bar spring ERAA02340A0

16 Cap Screw (8 required)

Steel

ERCA00100A0

Stainless steel

ERCA00100A1

17 Jam Nut, Steel

ERCA00380A0

18 Drive Screw, (4 required)

ERAA01884A0

24 Machine Screw, Stainless steel

1J4159X0012

O-ring Retainer

416 Stainless steel

1L341535232

316 Stainless steel, NACE

1L341535072

Lock Washer

Steel

ERAA01919A0

Stainless steel

ERAA01919A1

29* Gasket, Composition

ERAA02651A0

Locknut, Steel

ERCA00663A0

Vent, Type Y602-12

ERAA02123A0

53* Valve Plug Sealing O-ring

Fluorocarbon (FKM)

ERCA02968A1

Ethylene Propylene (EPDM)

ERCA02968A2

Perfluoroelastomer (FFKM)

ERCA02968A3

58 Washer

416 Stainless steel

GF05050X012

316 Stainless steel

GF05050X022

59* Valve Plug O-ring

Fluorocarbon (FKM) seat

1D2888X0052

Ethylene Propylene (EPDM) seat

1N5301X0012

Perfluoroelastomer (FFKM) seat

1N5301X0022

63* Bottom Plug Seal

Fluorocarbon (FKM)

ERCA03016A1

Ethylenepropylene (EPDM)

ERCA03016A2

Flow arrow

- - - - - - - - - - -

*Recommended spare part

Type 63EG-98HM

Summary of Contents for Fisher 63EG-98HM

Page 1: ...condition may result in equipment damage or personal injury Use qualified personnel when installing operating and maintaining the Type 63EG 98HM Pilot Operated Relief Valve or Backpressure Regulator Figure 1 Type 63EG 98HM Pilot Operated Relief Valve or Backpressure Regulator Introduction Scope of the Manual This manual describes and provides instructions and a parts list for the Type 63EG 98HM re...

Page 2: ...and any applicable standard limitation should not be exceeded 3 Fluorocarbon FKM diaphragm is limited to 300 psig 20 7 bar 4 Set pressure is defined as the pressure at which the pilot starts to discharge 5 Special low temperature constructions for process temperatures between 76 to 104 F 60 to 40 C are available by request The low temperature construction passed Emerson laboratory testing for lock...

Page 3: ...e pilot exhaust faster than it can be replaced through the pilot restriction This permits inlet pressure to unbalance the main valve plug and open the main valve As inlet pressure drops below set pressure the pilot control spring closes the pilot valve plug Loading pressure again builds up to close the main valve plug WARNING Installation Personal injury equipment damage or leakage due to escaping...

Page 4: ... Call a qualified personnel when installing operating and maintaining relief valves and backpressure regulators Before installing inspect the main valve pilot and tubing for any shipment damage or foreign material that may have collected during crating and shipment Make certain the body interior is clean and the pipelines are free of foreign material Apply pipe compound only to the external pipe t...

Page 5: ... the main valve and pilot WARNING Maintenance Relief valve and backpressure regulator parts are subject to normal wear and must be inspected and replaced as necessary The frequency of inspection and replacement of parts depends upon the severity of service conditions or the requirements of local state and federal regulations Due to the care Emerson takes in meeting all manufacturing requirements h...

Page 6: ...nge and valve body side tappings 4 Remove the upside down body flange key 2 if it was anchored on the body Lightly lubricate the cage seating surfaces of the valve body web and the body flange Install the body flange on the body key 1 and secure it evenly with the cap WARNING 1 Screws or stud bolts key 3 Install the pilot and its pipe nipple and connect the pilot tubing 2 Install the spring key 9 ...

Page 7: ... 11 and onto the body key 1 Tighten the cap screws key 16 finger tight only 12 To ensure proper slack in the diaphragm key 12 apply some spring compression by turning the adjusting screw key 15 clockwise Finish tightening the cap screws key 16 with 10 to 13 ft lbs 13 56 to 17 63 N m of torque Table 5 Type 63EG Main Valve Body Part Numbers Key 1 BODY MATERIAL END CONNECTION STYLE PART NUMBER NPS 2 ...

Page 8: ...able 6 11 Cage NPS 2 DN 50 body 316 Stainless steel Linear Cage 34B5838X012 416 Stainless steel Whisper Trim Cage 24A5707X012 316 Stainless steel Whisper Trim Cage 24A5707X022 NPS 3 DN 80 body 316 Stainless steel Linear Cage 34B5839X012 416 Stainless steel Whisper Trim Cage 24A5708X012 316 Stainless steel Whisper Trim Cage 24A5708X042 NPS 4 DN 100 body 316 Stainless steel Linear Cage 34B5840X012 4...

Page 9: ...012 Perfluoroelastomer FFKM 1F2629X0042 Ethylenepropylene EPR 1F2629X0032 24 Drive Screw 4 required 1A368228982 25 Flow Arrow Key Description Part Number 26 Nameplate 27 Travel Indicator Plug Steel NPS 2 3 and 4 DN 50 80 and 100 bodies 17B4894X012 NPS 6 DN 150 17B4893X032 Stainless steel NPS 2 3 and 4 DN 50 80 and 100 bodies 17B4894X022 NPS 6 DN 150 body 17B4893X032 29 Hex Nut for stainless steel ...

Page 10: ...2 302 Stainless steel ERCA00496A0 13 Nameplate 14 Diaphragm Protector PTFE if required 11A5136X012 Key Description Part Number 15 Adjusting Screw Use with all other springs GF05553X012 Use with 150 to 375 psig 10 3 to 25 9 bar spring ERAA02340A0 16 Cap Screw 8 required Steel ERCA00100A0 Stainless steel ERCA00100A1 17 Jam Nut Steel ERCA00380A0 18 Drive Screw 4 required ERAA01884A0 24 Machine Screw ...

Page 11: ... 27 36 34 35 37 35A3174 A A2812 4 24 15 26 11 2 12 21 1 27 16 9 31 20 13 14 17 3 24 25 Figure 4 Type 63EG Main Valve FIXED RESTRICTION CONTROL LINE CONNECTION EXHAUST Figure 5 Type 63EG Main Valve Trim Package Figure 6 Type 63EG 98HM Mounting Parts 11 Type 63EG 98HM ...

Page 12: ...gement Regulator Technologies Inc does not assume responsibility for the selection use or maintenance of any product Responsibility for proper selection use and maintenance of any Emerson Process Management Regulator Technologies Inc product remains solely with the purchaser APPLY 1 T THREAD LOCKER L1 GENERAL PURPOSE PTFE OR LITHIUM GREASE FOR O RINGS L2 ANTI SEIZE COMPOUND L4 GRAPHITE SEALANT FOR...

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Emerson Fisher 63EG-98HM, Instruction Manual

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