Xylem P81547D Series 90 In-Line Centrifugal Pump Manual do Utilizador

Series 90Installation,Operation, andMaintenance Manual

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

Materials of Construction BUNA carbon/ceramic EPR carbon/tungstencarbideEPR Sic/SiCOperating temperaturerange-20˚F to 225˚F (-29˚C to107˚C)-20˚F to 25

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

Guideline Explanation/commentIf the pump location is overhead, undertake specialprecautions to reduce possible noise transmission.Consider a consultat

Check Explanation/comment CheckedCheck that the pipeline has isolation valves aroundthe pump and has a drain valve in the suction pipe.—Use PTFE tape

Special installationInstallation with suction diffuser and triple-duty valveDo not install and operate triple-duty valves and suction diffusers in clo

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

a) Check the pump for bearing temperature, excessive vibration, and noise.b) If the pump exceeds normal levels, then shut down the pump immediately an

MaintenanceDisassemblyDisassembly precautionsWARNING:• This manual clearly identifies accepted methods for disassembling units. These methodsmust be ad

Table of ContentsIntroduction and Safety...

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

7. Impeller 14. Shaft sleeveFigure 2: Size A123456789101112131441. Shaft 8. Volute2. Slinger 9. Impeller locknut3. Bracket coverplate 10. Gauge tappin

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

If your seal sizeis...Then...0.50 in. (1.27 cm)and 0.75 in. (1.91cm)1. Place the new retainer in the seal recess of the faceplate.2. Set the thin seat

CapscrewtypeHeadmarking1/4 in. 5/16 in. 3/8 in. 7/16 in. 1/2 in. 5/8 in. 3/4 in. 7/8 in. 1 in.Brass orstainlesssteelor4 (5) 10 (14) 17 (23) 27 (37) 42

Xylem |’zīləm|1) The tissue in plants that brings water upward from the roots2) A leading global water technology companyWe're 12,500 people unifi

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

Safety terminology and symbolsAbout safety messagesIt is extremely important that you read, understand, and follow the safety messages andregulations

• Avoid all electrical dangers. Pay attention to the risks of electric shock or arc flashhazards.• Always bear in mind the risk of drowning, electrical

Condition ActionChemicals or hazardousfluids on skin1. Remove contaminated clothing.2. Wash the skin with soap and water for at least 1 minute.3. Seek

Xylem assumes no liability for these situations:• Bodily injuries• Material damages• Economic lossesWarranty claimXylem products are high-quality prod

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