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Eaton 2 Series User Manual

Eaton 2 Series
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No. 6-636
August 1997
Eaton
®
Heavy Duty Hydrostatic Pumps
Parts & Repair Information
Series 2 Hydrostatic Pumps
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Eaton 2 Series Specifications

General IconGeneral
BrandEaton
Model2 Series
CategoryWater Pump
LanguageEnglish

Summary

Introduction to Eaton Hydrostatic Pumps

Required Tools for Disassembly and Reassembly

Lists essential tools needed for servicing Eaton Series 2 hydrostatic pumps.

Major Assemblies of Series 2 Pumps

Exploded View Drawing of Series 2 Pumps

Parts List - Main Housing and Sub-Assemblies

Main Housing Specifications

Details for the primary pump casing and its variants based on model numbers.

Servo Piston Sub-Assembly Details

Information and part numbers for the servo piston sub-assembly.

Swash Bearing Sub-Assembly

Details regarding the swash bearing sub-assembly and its components.

Parts List - Valve Plates and Drive Shafts

Propel Valve Plate or V-Groove Plate

Part information for valve plates and V-groove plates based on rotation.

Drive Shaft Sub-Assembly Options

Specifications and part numbers for various drive shaft assemblies.

Parts List - Rotating and Swash Plate Assembly

Rotating/Swash Plate Assembly Kits

Components and kits for the rotating and swash plate mechanisms.

Parts List - Charge Pump Kits

Charge Pump Kit Assemblies

Various kit options available for the charge pump assembly.

Parts List - End Covers

End Covers for High-Torque Pumps

Specific end cover part numbers and configurations for high-torque pumps.

Parts List - Control Valve Assemblies

Control Valves and Kits

Information on different manual and solenoid control valve kits.

Repair Information - Complete Disassembly

Step-by-Step Disassembly Procedures

Detailed instructions for safely taking the hydrostatic pump apart.

Repair Information - Complete Reassembly

Step-by-Step Reassembly Guide

Detailed instructions for correctly reassembling the hydrostatic pump.

Troubleshooting - Valve and Test Port Locations

Valve and Test Port Identification

Diagrams showing the location of various valves and test ports on the pump.

Troubleshooting - Gauge Requirements and Pressure Readings

Gauge Requirements and Port Locations

Details on required gauges and their connection points for system diagnostics.

Nominal Pressure Readings Explained

Explanation of pressure measurements and nominal operating values.

Fault-Logic Trouble Shooting Guide

Troubleshooting Flowcharts

Diagnostic aid for identifying and correcting pump problems using flow diagrams.

Troubleshooting - Specific Operational Issues

System Operates in One Direction Only

Troubleshooting flowchart for unidirectional operation issues.

System Operating Hot

Diagnostic steps for pumps overheating during operation.

System Response Sluggish

Troubleshooting steps for slow system response.

System Will Not Operate in Either Direction

Diagnostic flowchart for pumps that fail to operate.

Special Tools for Series 2 Pumps

Series 2 Pump End Cover Tool

Tool for hold down arm assembly on end covers.

Low Clearance Bearing Puller

Tool for removing bearings from shafts and housings.

Model Code Explanation for Series 2 Pumps

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