Epiroc PV-275E, PV-275D, PV-271E, PV-271D PV-270 Rotary Head Rebuild Service Manual

Epiroc PV-275E, PV-275D, PV-271E, PV-271D PV-270 Rotary Head Rebuild Index:

Table of Contents
Revision History
1 Introduction
1.1 Design Features
1.2 Weights and Tolerances
1.3 Rotary Head Rebuild Kit
1.4 Assembly Checklist
1.5 Spur Rotary Head Specifications and Lubricants
1.6 Torque Values
1.7 Servicing Time Tables
1.8 Required Tools and Special Equipment
1.9 Rotary Head Rebuild Reference Numbers
1.10 Proper Bearing Oil Seal Orientation
1.11 Safety Messages in Publications
1.12 Preventive Maintenance Inspections
1.13 Safety Precaution
2 Disassembly Procedure
2.1 Preparation and Breakdown
2.2 Remove the Main Gear from the Spindle
2.3 Remove the Spindle
3 Assembly Procedure
3.1 Set-Up and Preparation
3.2 Shrink Fit the Bearing Roller
3.3 Expansion Fit the Lower Housing Bearing Cup
3.4 Shrink Fit the Spacer
3.5 Shrink Fit the Output Gear
3.6 Shrink Fit the Intermediate Gear Assembly
3.7 Shrink Fit the Lower Spherical Bearing
3.8 Install the Rotary Head Internal Components
3.9 Shrink Fit the Wear Sleeve
3.10 Shrink Fit the Upper Spindle Bearing Roller
3.11 Setting the Spindle Bearing Preload Rolling Torque
4 Safety Wire Installation Instructions and Examples

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