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PR-10159
UL / ULC
Pressure
Reducing Valve
106-PR-10159
S106-PR-10159
A106-RP-10159
SA106-PR-10159
WARNING:
1. Read and follow instructions carefully. Proper training and periodic review
regarding the use of this equipment is essential to prevent possible serious injury
and/or property damage. The instructions contained herein were developed for
using this equipment on fittings manufactured by Mueller Co. only, and may not be
applicable for any other use.
2. DO NOT exceed the pressure ratings of any components or equipment. Exceeding
the rated pressure may result in serious injury and/or property damage.
3. Safety goggles and other appropriate protective gear should be used. Failure to do
so could result in serious injury.
F 13902 3/19
OPERATING INSTRUCTIONS MANUAL
TABLE OF CONTENTS
General Information / Operation
Installation
(S)106-PG – Single Chamber,
Hydraulically Operated Valve
106-PR Pressure Reducing Pilot
Parts and Dimensions
PAGE
2
3-4
5-6
7
8-11
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Summarization of Contents
Installation
Installation and Adjusting Procedure
Details installation standards, requirements, and general procedures for the valve.
Adjustment
Covers the process of setting the reduced downstream pressure using the pilot.
Maintenance & Troubleshooting
Care / Maintenance
Discusses testing requirements after installation and periodic maintenance.
Troubleshooting
Lists common valve problems, their causes, and recommended solutions.
106-PG Valve Details
Overview
Introduces the 106-PG valve as a main component in Singer control valve systems.
Operation
Explains opening, closing, and modulating actions of the 106-PG valve.
Installation
Provides guidelines for installing the 106-PG valve, including pipe alignment.
106-PG Maintenance
Installation (Continued)
Adds more installation details like diaphragm set, isolation valves, and bypass.
Maintenance Procedures
Outlines steps for minimal maintenance, including part access and disassembly.
161-PR Pilot
Description / Operation
Describes the 161-PR pilot as a direct-acting pressure reducing pilot.
Installation / Adjustment
Details pilot installation, flow direction, and adjustment screw operation.
Maintenance
Covers pilot disassembly, inner valve, and diaphragm replacement.
Testing Procedure
Explains how to test the pilot's pressure setting and response.
Troubleshooting
Lists common pilot problems and solutions for failure to open or close.
Parts List
Main Valve Parts
Lists and describes the components of the PR-10159 main valve with materials.
Dimensions
Main Valve Dimensions
Provides dimensional data (A, B, C, D, E, F) for various sizes of the valve.
Pilot and Fixed Restriction
161-PR Pilot Parts & Dimensions
Lists and describes parts, and provides dimensions for the 161-PR pilot.
Fixed Restriction Details
Details fixed restriction parts, including 'A' diameter and part numbers.
Strainer Details
Strainer Parts & Dimensions
Lists and describes parts, and provides dimensions for the strainer.
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