Eaton Vickers 2520V-20-282 Series User Manual

I–3155–SRevised 07-01-86
Quiet Intra-Vane Type Double Pumps
2520V, 3520V, 3525V, 4520V, 4525V & 4535V
Series -20 Design 282/283 Suffix
Overhaul Manual
Vickers
®
Vane Pumps

Eaton Vickers 2520V-20-282 Series Specifications

General

Brand	Eaton
Model	Vickers 2520V-20-282 Series
Category	Water Pump
Language	English

Summary

Introduction

Purpose of Manual

Describes operational characteristics and overhaul information for pumps and motors.

General Information

Provides information on service parts and installation dimensions, available from Vickers.

Description

General

Describes the double intra-vane pump with a 282/283 suffix, focusing on noise reduction and cartridge kit.

Principles of Operation

General

Explains the operating principle of a vane pump, including rotor, vanes, and cam ring interaction.

Installation and Operating Instructions

Installation Drawings

Details operating characteristics, installation dimensions, and port locations.

Mounting and Drive Connections

Instructions on mounting flange, pilot, and shaft alignment for pump installation.

Shaft Rotation

Explains pump rotation (right/left hand) and warns against incorrect direction.

Piping and Tubing

Guidelines for cleaning, minimizing fittings, and bending tubing for proper installation.

Hydraulic Fluid Recommendations

Discusses fluid functions, selection criteria, and cleanliness for system operation.

Sound Levels

Factors affecting fluid conditions that cause loud noises in hydraulic systems.

Overload Protection

Describes relief valve function to limit pressure and protect system components.

Start-Up

Procedures for priming the pump, including speed requirements and troubleshooting.

Service and Maintenance

Circuit Inspection

Periodic checks for fluid condition, connections, cleanliness, filters, and air bubbles.

Adding Fluid to the System

Procedures for adding clean hydraulic fluid to replenish the system.

Adjustments

Notes that no periodic adjustments are needed besides shaft alignment.

Lubrication

Describes internal lubrication by fluid and shaft coupling lubrication.

Replacement Parts

Emphasizes using genuine Vickers parts for reliable operation and quality.

Product Life

Longevity depends on environment, duty cycle, parameters, and cleanliness; requires user determination.

Troubleshooting

Lists common difficulties, probable causes, and remedies for vane pump and system issues.

Overhaul

Service Tools

Lists standard and special tools required for pump overhaul procedures.

Unit Removal

Safety warnings and steps for removing the pump unit from the system.

Disassembly

Step-by-step instructions for disassembling the pump unit.

Cleaning

Guidelines for thoroughly cleaning all pump parts during overhaul.

Inspection, Repair and Replacement

Procedures for inspecting parts, identifying wear, and replacing damaged components.

Assembly

Detailed steps for assembling the pump unit in reverse order of disassembly.

Start-Up and Test

Start-Up

Instructions for installing and priming the pump unit after overhaul or installation.

Test

Guidance on testing the unit in the system based on recommended speeds and pressures.