Eaton Vickers 3520V-20-283 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 3520V-20-283 Series Specifications

General

Brand	Eaton
Model	Vickers 3520V-20-283 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 related publications, parts catalogs, and installation drawings.

Description

General

Details the design of the double intra-vane pump with a 282/283 suffix.

Principles of Operation

General

Explains the operating principle of a vane pump and the balanced intra-vane design.

Installation and Operating Instructions

Installation Drawings

Refers to drawings showing operating characteristics, dimensions, and port locations.

Mounting and Drive Connections

Provides guidance on mounting pumps and drive connections, including cautions.

Shaft Rotation

Details shaft rotation options (right/left hand) and a critical caution.

Piping and Tubing

Covers cleaning and installation recommendations for pipes and tubing.

Hydraulic Fluid Recommendations

Discusses fluid functions, selection, and cleanliness requirements for hydraulic systems.

Sound Levels

Explains factors affecting fluid conditions that cause noise in hydraulic systems.

Overload Protection

Describes the function of relief valves in protecting components from excessive pressure.

Start-Up

Provides instructions for priming the pump and potential failure causes.

Service and Maintenance

Circuit Inspection

Lists periodic checks for fluid condition and connections to prevent breakdowns.

Adding Fluid to the System

Gives recommendations for adding clean hydraulic fluid to the system.

Adjustments

States that no periodic adjustments are required other than shaft alignment.

Lubrication

Explains internal lubrication and shaft spline lubrication.

Replacement Parts

Emphasizes using genuine Vickers parts for reliable operation.

Product Life

Discusses factors affecting product longevity and required periodic maintenance.

Troubleshooting

Lists common difficulties, probable causes, and remedies for vane pumps.

Overhaul

Service Tools

Lists standard and special tools required for pump overhaul.

Unit Removal

Provides safety warnings and steps for removing the pump unit from the system.

Disassembly

Details the step-by-step process for disassembling the pump.

Cleaning

Instructions for thoroughly cleaning all pump parts during overhaul.

Inspection, Repair and Replacement

Guidance on inspecting internal parts, identifying wear, and replacing components.

Assembly

Step-by-step instructions for reassembling the pump, including precautions.

Start-Up and Test

Start-Up

Procedures for initial pump start-up and priming.

Test

Guidance on testing the unit using the hydraulic system and consulting sales engineers.