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Xylem Flygt 2620.172 User Manual

Xylem Flygt 2620.172
72 pages
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Service and Repair Instructions
88561
1_2.0
2620.172/.281

Table of Contents

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Xylem Flygt 2620.172 Specifications

General IconGeneral
BrandXylem
ModelFlygt 2620.172
CategoryWater Pump
LanguageEnglish

Summary

Safety and Introduction

Introduction

Overview of the manual's purpose and scope.

Safety Terminology and Symbols

Explains hazard levels and warning symbols used in the manual.

User Safety

Guidelines for safe operation and site considerations.

Temporary Installation Hazards

Safety measures for equipment used in dynamic environments.

Biological Hazard Precautions

Precautions when handling potentially hazardous liquids.

Skin and Eye Contact Procedures

Procedures for contact with chemicals or hazardous fluids.

Environmental Protection

Guidelines for emissions and waste disposal.

End of Life Product Disposal

Proper disposal procedures according to regulations.

Spare Parts Information

Importance of using genuine manufacturer spare parts.

Warranty Information

Reference to sales contract for warranty details.

Product Description and Specifications

Products Included

Lists the models covered by the manual.

Pump Design Overview

Describes the submersible, electric motor-driven pump.

Monitoring Equipment

Details on stator thermal contacts and level regulators.

Level Regulators

Features and functionality of optional level control devices.

Data Plate Information

Explanation of the product's data plate specifications.

Product Denomination

Explains how to read and interpret product codes.

Installation Procedures

Hazardous Atmospheres

Rules for installation in explosive or flammable zones.

General Electrical Precautions

Safety measures before starting electrical work.

Grounding and Earthing

Requirements for proper electrical grounding.

Product-Specific Precautions

Special instructions for standard versions.

Prepare SUBCAB Cables

Steps for preparing SUBCAB cables for connection.

Cable Charts

Reference for cable connection diagrams and color codes.

Check Impeller Rotation

Procedure to verify correct pump rotation direction.

Maintenance and Service

Maintenance Precautions

Essential safety steps before performing maintenance.

Fault-Tracing and Diagnostics

Systematic approach to diagnosing pump issues.

Torque Specifications

Specifications for tightening screws and nuts.

Oil Change Procedure

Steps for draining and refilling pump oil.

Pump Disassembly Steps

Key procedures for dismantling the pump for service.

Remove Impeller (Drainage)

Detailed steps to remove the impeller from drainage versions.

Remove Mechanical Seal

Procedure for safely removing the mechanical seal.

Remove Bearings

Steps to remove internal pump bearings.

Remove Stator

Instructions for detaching the stator from the housing.

Pump Assembly Steps

Key procedures for reassembling the pump after service.

Install Stator

Steps for correctly installing the stator into its housing.

Install Pump Top (Standard)

Procedure for fitting the pump top on standard versions.

Install Impeller (Drainage)

Steps for correctly installing the impeller on drainage versions.

Install Mechanical Seal (Standard)

Procedure for fitting the mechanical seal on standard versions.

Check Seal Tightness

Method to verify the seal's integrity after installation.

Service and Overhaul

Guidelines for regular inspection and overhaul.

Inspection Procedures

Steps and checks for routine pump inspection.

Overhaul Procedures

Guidelines for comprehensive pump overhaul.

Troubleshooting Guide

Electrical Troubleshooting

Diagnosing and resolving electrical issues.

Pump Fails to Start

Troubleshooting steps for a non-starting pump.

Pump Fails to Stop (Level Sensor)

Diagnosing issues with level sensor-controlled stopping.

Rapid Start-Stop Cycles

Identifying causes for frequent pump cycling.

Motor Protection Tripping

Troubleshooting reasons for motor overload trips.

Low or No Water Delivery

Diagnosing and fixing reduced flow or no output.

Technical Reference Data

Application Limits

Operating parameters and environmental constraints.

Motor Data

General motor specifications and classifications.

Specific Motor Data

Detailed electrical data for various motor configurations.

Dimensions and Weights

Physical specifications and measurements of the pump.

Required Tools

List of specialized tools needed for servicing.

Winding Data

Resistance values for stator windings.

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