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Instruction Manual
VCIMD-14961
November 2021
Spence Type E Main Valve
Failure to follow these instructions or
to properly install and maintain this
equipment could result property damage
and personal injury or death.
Type E main valve must be installed,
operated and maintained in
accordance with federal, state and
local codes, rules and regulations and
Emerson instructions.
If the valve vents gas or a leak develops
in the system, service to the unit may be
required. Failure to correct issue could
result in a hazardous condition.
Installation, operation and maintenance
procedures performed by unqualified
personnel may result in improper
adjustment and unsafe operation. Either
condition may result in equipment
damage or personal injury. Only a
qualified person shall install or service
the Type E main valve.
Introduction
Scope of the Manual
This manual provides instructions for the installation,
troubleshooting, maintenance, valve setting and parts
ordering for Type E main valve regulator.
WARNING
Product Description
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
pressure regulating system.
www.SpenceValve.com
Figure 1. Type ED Valve
Type E

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Summary of Contents for Emerson Type E

  • Page 1 This manual provides instructions for the installation, protected main spring. troubleshooting, maintenance, valve setting and parts One or more pilot regulators are mounted to Type E ordering for Type E main valve regulator. main valve to fit with the specifications defined by the pressure regulating system.
  • Page 2: Specifications

    Type E Specifications This section lists the specifications for the Type E main valve. Factory specifications are stamped on the nameplate fastened on the regulator at the factory. Valve Sizes Temperature Rating NPS 3/8, 1/2, 3/4, 1, 1-1/4, 1-1/2, 2, 2-1/2, 3, 4, 5,...
  • Page 3: Principle Of Operation

    8B TEE 4A BLEED PORT INTERNAL MAIN SPRING 5A RESTRICTION ELBOW TYPE E MAIN VALVE Figure 2. Type E Main Valve Operational Schematic Principle of Operation Installation The regulator is operated by initial steam or fluid ▲ pressure. It is normally closed, being held so by...
  • Page 4 4B COUPLING 211 BLEEDPORT 8B TEE 1/4 IN. CONTROL PIPE PITCH AWAY FROM PILOT AVOID WATER POCKETS CONNECT INTO MAIN LINE 5A RESTRICTION ELBOW STRAINER VIEW ON INLET INSTALLATION OF INTEGRALLY MOUNTED PILOT Figure 3. Type E Main Valve Installation...
  • Page 5: Main Valve

    Type E Pilot For regulator constructions with a spring case vent, the vent should be kept open to permit free flow of gas For Side Mount Construction to the atmosphere. Protect openings 1. Mount the pilot on either side of the main valve by against entrance of rain, snow, insects means of 1/4 in.
  • Page 6: Valve Setting

    BELOW THIS LINE UNION RESTRICTION BEND NO. 5A RESTRICTION ELBOW TYPE E Figure 4. Mounting Pilot on Type E Main Valve Start-up and Setting Valve Setting △ CAUTION Valve setting is gaged at K to establish correct stem length and diaphragm position. Dimension K is Never open a reducing valve without supplied with each replacement stem.
  • Page 7: Troubleshooting

    • By-pass valve may be leaking. Failure to Open • On pressure regulators like Type E, the main valve If the main valve failed to open check the following or pilot may be held open by foreign matter in seat.
  • Page 8: Seat Ring Maintenance

    3. Use penetrating oil on the threads. Seat Ring Maintenance Figure 6. Type E Main Valve Reassembly Note These joints should be made up with high temperature gasket compound.
  • Page 9 Type E Table 4. Type E Main Valve K Values VALVE SIZE TYPE E Hood (k) Total 1/32 3/32 3/64 7/64 3/64 1/16 5/32 1-1/4 5/64 3/16 1-1/2 3/32 7/32 7/64 2-1/2 9/32 9/64 3/16 13/32 7/32 9/32 19/32 11/32...
  • Page 10: Parts Ordering

    Blind Flange When corresponding with your local Sales Office about NPS 3/8 and 1/2 / DN 10 and 15 WAL04-02213-01 Type E Main Valve, always reference the assembly NPS 3/4 / DN 20 WAL04-02171-01 NPS 1 / DN 25 WAL04-02173-00 number.
  • Page 11 Type E Cast Iron Valve (continued) Description Part Number Spring (continued) Description Part Number NPS 1-1/4 and 1-1/2 / DN 32 and 40, Steel High Pressure WAL05-09110-00 Disc, Stainless Steel Low Pressure, Steel WAL05-05010-01 NPS 3/8 / DN 10 WAL04-01790-02...
  • Page 12 Type E Cast Iron Valve (continued) Cast Steel Valve Description Part Number Description Part Number Pressure Plate, Cast Iron Stud, Steel NPS 3/8 and 1/2 / DN 10 and 15 WAL04-03695-00 NPS 3/8 / DN 10 NPS 3/4 / DN 20...
  • Page 13 Type E Cast Steel Valve (continued) Description Part Number Gasket, Non-Asbestos Description Part Number NPS 3/8 and 1/2 / DN 10 and 15 WAL05-02361-01 NPS 3/4 / DN 20 WAL05-02381-01 Nut, Steel (continued) NPS 1 / DN 25 WAL05-02362-01 NPS 2 / DN 50...
  • Page 14 Type E Cast Steel Valve (continued) Description Part Number Description Part Number Seat Ring, Stainless Steel Base, Cast Iron NPS 3/8 / DN 10 WAL04-04109-01 NPS 2-1/2 / DN 65 WAL04-00488-00 NPS 1/2 / DN 15 WAL04-04066-01 NPS 3 / DN 80...
  • Page 15 Type E Figure 7. Type E Main Valve Assembly Drawing...
  • Page 16 SpenceValve.com VCIMD-14961 © 2021 Emerson Electric Co. All rights reserved 11/21. Spence is a mark owned by one of the companies in the Emerson Automation Emerson Automation Solutions Solutions business unit of Emerson Electric Co. The Emerson logo is a trademark and service mark of Emerson Electric Co.

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