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VARISCO JS Series - User Manual

VARISCO JS Series
56 pages
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JS
JP
JE
JO
JT
Pompe centrifughe autoadescanti
Self-priming centrifugal pumps
Pompes centrifuges auto-amorçantes
Selbstansaugende Kreiselpumpen
Bombas centrífugas autocebantes
Istruzioni per l’uso e manutenzione 2
Instructions for the use and maintenance 12
Instructions pour l’utilisation et l’entretien 22
Betriebs- und Wartungsanleitungen 32
Instrucciones para su utilizacion y mantenimiento 42
IT
EN
FR
DE
ES
Ed. 2011/01 - Rev. 01 - Cod. 402
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Summary

Product Identification and Warranty

Product and Manual Details

Details about the pump's manufacturer, model, type, year, application, and manual.

Contact and Warranty Information

Contact details for breakdowns and warranty terms and exclusions.

General Instructions, Safety, and Emergency

General Guidance, Safety, and Emergency Procedures

General guidance, safety, and emergency procedures for pump operation.

Handling, Storage, Assembly, and Installation

Base Plate Assembly

Anchoring the pump base plate to a concrete slab and checking flatness.

Pipework Installation

Guidelines for connecting suction and delivery lines to the pump.

Alignment and Electrical Connections

Alignment and Electrical Connections Procedures

Procedures for aligning pump components and making electrical connections.

Starting and Mechanical Seal Checks

Mechanical Seal Maintenance

Maintenance requirements for different types of mechanical seals.

Pump Casing Filling, Priming, and Maintenance

Type 4 & 5 Mechanical Seal Maintenance

Maintenance for type 4-5 mechanical seals, including API 610 plans.

Pump Casing Filling and Priming

Procedures for filling the pump casing and priming the pump.

Inspection and Checks

Regularly checking pump operation using system instruments and periodic maintenance.

Impeller and Wear Plate Replacement

Impeller and Wear Plate Replacement Procedures

Procedures for replacing the pump impeller and wear plate.

Check Valve and Mechanical Seal Replacement

Check Valve and Mechanical Seal Replacement

Steps for replacing the check valve and mechanical seals (types 1-3).

Cartridge Seal and Bearing Maintenance

Cartridge Seal and Bearing Maintenance Procedures

Procedures for replacing cartridge seals and maintaining/replacing bearings.

Impeller Positioning and Bearing Replacement

Impeller Positioning and Bearing Replacement

Setting impeller position and procedures for bearing replacement.

Coupling Component Replacement

Coupling Component Replacement

Replacing components for Twin-Disc, Sure-Flex, and GFB couplings.

Operating Problems: Causes and Remedies

Pump Priming Issues

Common causes and solutions when the pump fails to prime correctly.

Priming and Delivery Problems

Troubleshooting issues related to pump priming and liquid delivery.

Performance and Operational Issues

Diagnosing reduced capacity, low pressure, excessive power, vibration, noise, cavitation, and jamming.

Component Failure and Wear

Addressing problems with bearing lifetime and mechanical seals.

Mechanical Seal Overheating and Coupling Wear

Mechanical Seal Overheating

Causes and solutions for the mechanical seal reaching excessive temperatures.

Flexible Coupling Elastomer Wear

Addressing rapid wear of elastomer parts in flexible couplings, often due to misalignment.

Repair, Disassembly, and Assembly Procedures

Pump Removal and Reassembly

Procedures for safely removing the pump from the system and reassembling it.

Spare Parts and Disposal

Ordering Spare Parts

Information required when ordering replacement parts and product disposal guidelines.

Annex 1: JE Monobloc Bearing Maintenance

JE;JP Monobloc Bearing Servicing

Overview of the bearing type and grease provision for JP/JE Monobloc series.

How to Replace the Bearing

Step-by-step instructions for replacing the bearing in JE Monobloc pumps.

VARISCO JS Series Specifications

General IconGeneral
Seal TypeMechanical Seal
PrimingSelf-Priming
Suction LiftUp to 8 m
Casing MaterialCast iron
Impeller MaterialBronze
ConnectionFlanged

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