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General| Brand | Emerson |
|---|---|
| Model | FL |
| Category | Controller |
| Language | English |
Provides instructions for installation, adjustment, maintenance, and parts ordering for FL Series regulators.
Details the accurate pilot-operated, pressure balanced, soft seated FL Series regulators designed for high pressure systems.
Lists available regulator configurations (FL, MFL) and their body sizes, including options with silencers.
Specifies main valve end connection styles (e.g., ANSI Class 300/600 RF) and their corresponding pressure ratings.
Defines the maximum inlet, outlet, casing, and emergency design pressures for the regulators.
Details the minimum operating differential pressure and maximum temperature capabilities for the regulators.
Lists various outlet pressure ranges with corresponding spring colors for different regulator types.
Indicates that pressure registration for the regulators is external.
Explains the two types of wide-open monitoring systems: upstream and downstream configurations.
Details systems where one regulator acts as a series regulator during normal operation for monitoring.
Covers general installation instructions, safety warnings, and preparation for regulator installation.
Specific steps for installing a single pilot regulator, including connection of control lines and venting.
Checks to ensure before starting up the regulator, including valve status and bypass operation.
Instructions on how to adjust a standard Type PRX pilot by manipulating the adjusting screw.
Step-by-step guide for starting up the regulator, involving opening supply and control line valves.
Installation process for wide-open monitor regulators, referencing single pilot installation steps.
Prestartup checks and considerations specific to wide-open monitor regulator installations.
Steps for starting up working monitor regulators, including pressure and valve sequencing.
Procedure for adjusting monitoring and working pilots to achieve desired intermediate and distribution pressures.
General guidelines for safely shutting down regulators, emphasizing valve sequencing and pressure venting.
Shutdown steps tailored for single pilot and wide-open monitor regulator installations.
Steps for replacing the pad in the main valve assembly, involving disassembly and reassembly.
Procedure for maintaining the main valve diaphragm, including disassembly of the travel indicator and flange.
Instructions for maintaining the lower case of the PRX pilot, including diaphragm and stem nut removal.
Further steps for lower case maintenance, including orifice, pad holder, and diaphragm plate installation.
Procedure for maintaining the upper case of the PRX pilot, involving spring, diaphragm, and plate removal/installation.
Steps for maintaining the damper and restrictor components of the pilot, including screw and O-ring replacement.
Procedure for disconnecting and maintaining the Type SA/2 Pilot Supply Filter Regulator.
Detailed parts list for the FL Main Valve, referencing figure 4 for assembly and key components.
Table listing part kit numbers for various sizes and materials for FL Series regulators.
Illustrates the assembly of the FL regulator with numbered components corresponding to the parts list.
Lists the components for the SRS Main Valve assembly, referencing figure 5 for the diagram.
Illustrates the assembly of Type PRX/120, PRX/125, PRX/120-AP, and PRX/125-AP pilots.
Details PRX Series pilots, including elastomer part kits and a key description of components.
Describes the Type SA/2 Pilot Supply Filter Regulator, its assembly diagram, and component parts.
