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7

Pressure Regulators with Type SP/P Safety Pilot

Parts Ordering

When corresponding with your local Sales Office about 

Spence™

 

Regulator with Type SP/P Pressure Safety 

Pilot, always reference the assembly number. When 

ordering replacement parts, specify the complete 

character part number from the following parts list.

Parts List

Type E Main Valve

See Type E Instruction Manual VCIMD-14961-EN

Type D Pilot

See Type D Instruction Manual VCIMD-14966-EN

Type SP/P Safety Pilot

Key  Description 

Part Number

Diaphragm nut, Steel 

WAL5-02871-0

Pressure Plate, Iron 

WAL4-03654-0

Diaphragm Bolt, Steel 

WAL5-04764-0

Pressure Plate Balls, Steel 

WAL5-00553-0 

Spring Buttons, Steel 

WAL4-01059-0

A djusting Spring, Steel 

WAL5-05003-0 

5 to 30 psi / 0.34 to 2.06 bar 

WAL5-05007-0 

31 to 65 psi / 2.14 to 4.48 bar 

WAL5-05003-0 

66 to 120 psi / 4.55 to 8.28 bar 

WAL5-05005-0 

121 to 175 psi / 8.34 to 12.06 bar 

WAL5-05012-0

Pressure Stem, Brass 

WAL4-05425-0

Barrel Adjusting Nut, Steel

 

WAL4-02908-0

Barrel Locknut, Steel 

WAL4-02910-0

10 

B ellows  Assembly 

Broze WAL4-00010-0 

Stainless Steel 

WAL4-00011-0

11 

B onnet 

Bronze  

WAL4-00979-0 

Steel WAL4-00980-0

12 

Blind Flange and Bonnet Bolts, Steel 

WAL5-04803-0

13 

B ody 

Bronze WAL4-00856-0 

Steel WAL4-00857-0

14 

B lind  Flange 

Bronze WAL4-02153-0 

Steel WAL4-02152-0

15 Diaphragm

(1)(2)

, Stainless steel 

WAL4-01626-0

16 

Hood, Iron 

WAL4-02563-0

17 

Cowl, Iron 

WAL4-01543-0

18 

Groove Pin, Steel 

WAL5-03243-0

19 

Barrel, Aluminum 

WAL4-01262-0

20 

C owl  Assembly 

Including items, Iron 

WAL0-00317-0

21 

Barrel Lock Set Ser., Steel 

WAL5-04874-0

22 

Pusher Plate

(2)

, Steel 

WAL4-03726-0

23 

Valve Spring

(2)

, Inconel

®

 WAL5-04982-0

24 

Valve Stem

(2)

, Stainless steel 

WAL4-05379-0

25 

Seat Ring

(2)

, Stainless steel 

WAL4-04380-0

26 Disk

(2)

, Stainless steel 

WAL4-01780-0

27 

P ipe Plug, 1/8 NPT 

Brass WAL4-03770-0 

Steel WAL4-03769-0

28 

Stem Nuts

(2)

, Steel 

WAL5-02888-0

29 Gasket

(2)

, Asbestos 

WAL5-02378-0

Key  Description 

Part Number

Inconel

®

 is a mark owned by Special Metals Corporation. 

1.  Use 2 diaphragms for delivery pressures up to 65 psi / 4.48 bar, 3 diaphragms for 66 to 175 psi / 4.48 to 12.06 bar. 

2. These parts furnished in a repair kit -  WAL8-09117-0, Bronze 

WAL8-09118-0, Steel

Summary of Contents for SP

Page 1: ...ment could result property damage and personal injury or death Regulator with Type SP P Pressure Safety Pilot must be installed operated and maintained in accordance with federal state and local codes rules and regulations and Emerson Process Management Regulator Technologies Inc Emerson instructions If the regulator vents gas or a leak develops in the system service to the unit may be required Fa...

Page 2: ... Pressure 1 Bronze 300 psig 20 7 bar Steel 600 psig 41 4 bar Pressure Ranges 1 5 to 13 psig 0 35 to 0 90 bar 13 to 30 psig 0 90 to 2 07 bar 31 to 65 psig 2 14 to 4 48 bar 66 to 120 psig 4 55 to 8 27 bar 121 to 175 psig 8 35 to 12 1 bar Construction Materials Bronze and Cast steel 1 The pressure temperature limits in this Instruction Manual and any applicable standard or code limitation should not ...

Page 3: ...st entrance of rain snow insects or any other foreign material that may plug the spring case vent or vent line Type E Main Valve The Type E Main Valve is pilot operated normally closed single seat design featuring packless construction balanced metal diaphragms and protected main spring One or more pilot regulators are mounted to Type E main valve to fit with the specifications defined by the pres...

Page 4: ...t cowl assembly key 20 so that pressure plate key 2 is flush with gage 4 Lock setting by turning barrel locknut key 9 down on bonnet key 11 Tighten barrel lock set screw key 21 Maintenance WARNING To avoid personal injury property damage or equipment damage caused by sudden release of pressure or explosion of accumulated gas do not attempt any maintenance or disassembly without first isolating the...

Page 5: ...re pinched by the valve 7 Tighten hood working back and forth on opposite bolts Do not start on one bolt and work around the circle or you will probably have a leak Safety Pilot 1 Remove the blind flange and using a 15 16 in 23 8 mm long socket remove the seat and disk assembly 2 Remove the stem nuts then clean all parts 3 Lap disk to seat and stem shoulder with fine grinding compound and reassemb...

Page 6: ... Regulator Fails to Close Delivery Pressure Builds Up Too High 1 If there is a bypass valve make sure that it is not leaking 2 Try lowering the delivery pressure by changing the pilot setting 3 Close the stop valves and remove both tubing bends and inspect both the bleedport and restriction ell to make sure they are not obstructed Remove all compression from the pilot adjusting spring and then cra...

Page 7: ... 9 Barrel Locknut Steel WAL4 02910 0 10 B ellows Assembly Broze WAL4 00010 0 Stainless Steel WAL4 00011 0 11 B onnet Bronze WAL4 00979 0 Steel WAL4 00980 0 12 Blind Flange and Bonnet Bolts Steel WAL5 04803 0 13 B ody Bronze WAL4 00856 0 Steel WAL4 00857 0 14 B lind Flange Bronze WAL4 02153 0 Steel WAL4 02152 0 15 Diaphragm 1 2 Stainless steel WAL4 01626 0 16 Hood Iron WAL4 02563 0 17 Cowl Iron WAL...

Page 8: ...merson Electric Co The Emerson logo is a trademark and service mark of Emerson Electric Co All other marks are property of their prospective owners The contents of this publication are presented for informational purposes only and while every effort has been made to ensure their accuracy they are not to be construed as warranties or guarantees express or implied regarding the products or services ...

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