Xylem P2000799B Series e-90 Close-Coupled In-Line Centri Manual do Utilizador Página 1

Installation, Operation,and Maintenance ManualSeries e-90 Close-Coupled In-LineCentrifugal Pumps

Product DescriptionGeneral descriptionThe Series e-90 in-line mounted centrifugal pump is a close-coupled pump.This pump is available for pipe sizes t

InstallationPreinstallationPrecautionsWARNING:• When installing in a potentially explosive environment, make sure that the motor isproperly certified.•

Mode of dischargeYou can install this pump to discharge either vertically or horizontally. The arrow on thepump body must point in the direction of th

Check Explanation/comment CheckedCheck that new flange gaskets are installed betweenthe flanges of the pump body suction and dischargepipes. Make sure t

Commissioning, Startup, Operation,and ShutdownPreparation for startupWARNING:• Failure to follow these precautions before you start the unit will lead

Pump rotation is clockwise when viewed from the back of the motor. An arrow isprovided to show rotational direction.3. Lock out power to the driver.Lu

Pump operation precautionsGeneral considerationsCAUTION:• Vary the capacity with the regulating valve in the discharge line. Never throttle theflow fro

MaintenanceDisassemblyDisassembly precautionsThis manual clearly identifies accepted methods for disassembling units. These methodsmust be adhered to.W

WARNING:Make certain that the internal pressure is relieved before you continue.Failure to follow these instructions can result in serious personal in

NOTICE:These seal assemblies consist of a stationary seal insert assembly and a rotating sealassembly. Each of these components must be replaced when

4. Clean the motor and impeller threads. Apply Loctite 7471 Primer to the threads of themotor and impeller. Allow to dry. Apply a small amount of Loct

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Table of ContentsIntroduction and Safety...

Introduction and SafetyIntroductionPurpose of this manualThe purpose of this manual is to provide necessary information for:• Installation• Operation•

• Personal accidents and health problems• Damage to the product• Product malfunctionHazard levelsHazard level IndicationDANGER: A hazardous situation

• Protective gloves• Gas mask• Hearing protection• First-aid kit• Safety devicesNOTICE:Never operate a unit unless safety devices are installed. Also

WARNING:Radiation Hazard. Do NOT send the product to Xylem if it has been exposed to anynuclear radiation.Electrical installationFor electrical instal

Transportation and StorageInspect the deliveryInspect the package1. Inspect the package for damaged or missing items upon delivery.2. Note any damaged

Treat bearing and machined surfaces so that they are well preserved. Refer to the driveunit and coupling manufacturers for their long-term storage pro