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Neptune TRU/FLO User Manual

Neptune TRU/FLO
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TRU/FLO COMPOUND METER INSTALLATION AND MAINTENANCE GUIDE
TRU/FLO
®
Compound Meter
Installation and Maintenance Guide

Table of Contents

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Neptune TRU/FLO Specifications

General IconGeneral
BrandNeptune
ModelTRU/FLO
CategoryMeasuring Instruments
LanguageEnglish

Summary

1 Introduction

Product Description

Provides a general description of the TRU/FLO meter's design and features.

TRU/FLO General Information

Offers general details regarding the TRU/FLO meter's application and design.

Operation

Explains the hydraulic valve function and flow registration mechanics of the meter.

Construction

Details the materials and components used in the TRU/FLO meter's build.

Warranty

Outlines the warranty periods and conditions for TRU/FLO meters.

2 Specifications

Environmental Specifications

Lists the environmental conditions under which the TRU/FLO meter operates.

TRU/FLO Operating Characteristics

Details the performance metrics and flow ranges of the TRU/FLO meter.

TRU/FLO Dimensions

Presents the physical dimensions and flange types for TRU/FLO meters.

3 General Installation Guidelines

Tools and Materials

Lists recommended tools and materials for TRU/FLO meter installation and maintenance.

Safety and Preliminary Checks

Covers essential safety precautions and checks before and during installation.

4 Installing the TRU/FLO

Prior to Installation

Covers storage and unpacking procedures for the TRU/FLO meter.

Tools Needed

Refers to the list of recommended tools for TRU/FLO meter installation.

Installation Steps

Details correct orientation, piping, strainer, and bypass usage for installation.

Ensuring Proper Installation

Guides on filling the meter with water and proper valve operation post-installation.

5 Maintaining the TRU/FLO Compound Meter

Neptune's UME Design

Describes the Unitized Measuring Element (UME) and its benefits for servicing.

Cover Assembly Maintenance

Procedures for removing and reinstalling the meter's cover assembly.

T-10 Chamber Maintenance

Covers removal and replacement of the T-10 chamber and its strainer.

Turbine Measuring Assembly Maintenance

Covers removal, replacement, and calibration vane adjustment for turbine assembly.

6 Why Maintenance is Important

Introduction

Explains the significance of meter maintenance for utility revenue and performance.

Accuracy Test

Details how to perform accuracy tests to determine maintenance needs.

Appendix A: Strainer Cleaning and Maintenance

Cleaning the Strainer

Provides instructions for cleaning and maintaining the TRU/FLO meter's strainer.

Appendix B: TRU/FLO Parts List

2-inch Meter

Lists and illustrates the component parts for the 2-inch TRU/FLO meter.

3-inch, 4-inch and 6-inch Meters

Lists and illustrates component parts for 3, 4, and 6-inch TRU/FLO meters.

Appendix C: 2-inch TRU/FLO Maintenance

Removing the UME

Steps for removing the Unitized Measuring Element from a 2-inch meter.

Performing Maintenance on the Internal Strainer

Procedures for servicing the internal strainer of the meter.

Performing Maintenance on the Main Valve Assembly

Details on maintaining the main valve assembly for the 2-inch meter.

Performing Maintenance on the Throttle Valve

Instructions for inspecting and maintaining the throttle valve.

Glossary

Index

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