Emerson SP Instruction Manual

Emerson SP Instruction Manual

Pressure regulators

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Instruction Manual
VCIMD-16112
November 2021
Spence Regulators with Type SP/P
Pressure Safety Pilot
Failure to follow these instructions or
to properly install and maintain this
equipment 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. 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 Regulator with Type SP/P Pressure
Safety Pilot.
Introduction
Scope of the Manual
This manual provides instructions for the installation,
troubleshooting, maintenance, valve setting and
parts ordering for Regulator with Type SP/P Pressure
Safety Pilot.
Product Description
Complete pressure regulator with safety pilot includes
Type E Main Valve or Type D pilot and Type SP/P
Safety Pilot.
Pressure Regulators with Type SP/P Safety Pilot
WARNING
Figure 1. Type E Main Valve with Type D Pilot and
www.SpenceValve.com
Type SP/P Pressure Safety Pilot

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Summary of Contents for Emerson SP

  • Page 1 Safety Pilot. Product Description Figure 1. Type E Main Valve with Type D Pilot and Complete pressure regulator with safety pilot includes Type SP/P Pressure Safety Pilot Type E Main Valve or Type D pilot and Type SP/P Safety Pilot. www.SpenceValve.com...
  • Page 2: Specifications

    Pressure Regulators with Type SP/P Safety Pilot Specifications This section lists the specifications for the Spence™ regulators with Type SP/P Pressure Safety Pilot. Factory specifications are stamped on the nameplate fastened on the regulator at the factory. Type E Main Valve Pressure Ranges Type D: 3 to 150 psig / 0.21 to 10.3 bar...
  • Page 3: Installation

    Pressure Regulators with Type SP/P Safety Pilot Type E Main Valve under the main valve diaphragm escapes through the bleedport and the main valve throttles down to the The Type E Main Valve is pilot-operated normally point where it is just passing enough steam to keep closed, single seat design featuring packless the delivery pressure at the desired point.
  • Page 4: Maintenance

    Pressure Regulators with Type SP/P Safety Pilot Adjustment Adjustment of Delivery Pressure In the case of the Type ED, increasing the spring Pilot Stem Adjustment compression of the pilot adjusting spring raises the delivery pressure and decreasing the spring 1. The length of pilot stem (key 24) is established compression lowers the delivery pressure.
  • Page 5: Dismantling And Reassembling

    Pressure Regulators with Type SP/P Safety Pilot Dismantling and Reassembling Pilot (Type D) 1. Remove adjusting spring (or weight), and Main Valve dismantle pilot at diaphragm joint. 1. To completely dismantle the main valve, remove 2. Remove blind flange and screen. Holding the...
  • Page 6: Troubleshooting

    Pressure Regulators with Type SP/P Safety Pilot Troubleshooting If Regulator Fails to Close (Delivery Pressure Builds Up Too High): If Regulator Fails to Open – or Fails to 1. If there is a bypass valve, make sure that it is Open Sufficiently (Delivery Pressure Will not leaking.
  • Page 7: Parts Ordering

    Pressure Regulators with Type SP/P Safety Pilot Parts Ordering Description Part Number B onnet When corresponding with your local Sales Office about Bronze WAL4-00979-0 Spence™ Regulator with Type SP/P Pressure Safety Steel WAL4-00980-0 Pilot, always reference the assembly number. When...
  • Page 8 SpenceValve.com VCIMD-16112 © 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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