Cat R20 Hydra-Trac Service Manual PN 426688 – PDF DOWNLOAD

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Cat R20 Hydra-Trac Service Manual PN 426688 – PDF DOWNLOAD

CAT R20 HYDRA-TRAC SERVICE MANUAL PN 426688 – PDF DOWNLOAD:

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DESCRIPTION:

Cat R20 Hydra-Trac Service Manual PN 426688 – PDF DOWNLOAD

This manual contains instructions regarding operation of the Model R20 Hydra-Trac® track drill carrier. It is intended to help you understand how the system operates and the precautions that should be observed. Read and understand this manual before operating or servicing this unit. This manual must be read and interpreted to non-English speaking personnel. Keep it handy for future reference.

TABLE OF CONTENTS:

Cat R20 Hydra-Trac Service Manual PN 426688 – PDF DOWNLOAD

Introduction iii
BI116083
Track Assembly 2-14
Track Rollers 2-23
Final Drive 2-34
Fuel Tank 3-6
Hydraulic Pump 3-13
iv introduction
Table of Contents
AMNII
Track Assembly 2-14
Track Chain & Shoe – Assembly & Installation 2-14
Idler Unit 2-16
General Description 2-16
BI116083
Table of Contents
Assembly Procedure 5-17
Introduction
BI116083
Table of Contents
Detergent System (optional) 5-18
Servicing the “Y” Strainer 5-18
Detergent System Freeze Protection 5-19
Drill String Grease System 5-20
Filter Maintenance and Repair 5-21
Lubricator Maintenance and Repair 5-22
Regulator Maintenance and Repair 5-24
Air Powered Grease Pump 5-26
Owner/Operator’s Manual 5-27
Filter/Regulator for Dust Collector 5-36
Maintenance and Repair 5-37
BOOM & FEED COMPONENTS Boom Lift Cylinder 6-2
Removal, Repair, Replace 6-2
Cylinder Bleeding Procedure and Final Installation: 6-3
Boom Swing Cylinder 6-4
Removal and Repair 6-4
Replace 6-5
Cylinder Bleeding Procedure and Final Installation: 6-5
Feed Dump Cylinder 6-6
Removal 6-6
Repair and Replace 6-7
Cylinder Bleeding Procedure and Final Installation: 6-7
Feed Swing Cylinder 6-8
Removal and Repair 6-8
Replace 6-9
Cylinder Bleeding Procedure and Final Installation: 6-9
Feed Extension Cylinder 6-10
Removal 6-10
Repair and Replace 6-11
Cylinder Bleeding Procedure and Final Installation: 6-11
Boom Shim/Wear Pad Replacement 6-12
Inspection 6-12
Feed and Inner Boom Tube – Removal 6-14
Feed and Feed Table – Removal from Boom 6-14
Inner Boom Tube – Removal 6-16
Boom Tube, Wear Pad & Shims Installation 6-17
Feed Table Installation 6-19
Feed Table Pivot Pin Adjustment & Maintenance 6-20
Feed Assembly (Inline) 6-21
Feed Assembly (offset) 6-22
Inline & Offset Feed – Removal from Feed Table 6-23
Installation and Adjustment 6-23
HPR45 Drill/Mounting Slide 6-24
Drill – Removal & Installation 6-24
Drill Mounting Slide Adjustment HPR45 & HPR1H-ATW 6-25
vi introduction
Table of Contents
Detergent System (optional) 5-18
Servicing the “Y” Strainer 5-18
Detergent System Freeze Protection 5-19
Drill String Grease System 5-20
Filter Maintenance and Repair 5-21
Feed Table Installation 6-19
Feed Table Pivot Pin Adjustment & Maintenance 6-20
Feed Assembly (Inline) 6-Feed Assembly (offset) 6-22
Inline & Offset Feed – Removal from Feed Table 6-23
Installation and Adjustment 6-23
HPR45 Drill/Mounting Slide 6-24
Drill – Removal & Installation 6-24
Drill Mounting Slide Adjustment HPR45 & HPR1H-ATW 6-25
vi introduction
BI116083
Table of Contents
ATW Drill/Mounting Slide 6-26
Degree of Difficulty 7-16
Fine Tuning 7-16
Introduction vii
HPR1H-ATW Drill/Mounting Slide 6-26
Fine Tuning 7-16
Introduction vii
BI116083
Suction Hose Blocking 7-16
Overkill Situation 7-16
Troubleshooting Hints 7-17
Air Pressure Regulator Adjustment 7-19
Air Regulator/Lubricator (grease system) 7-20
To Set Pressure: 7-20
To Set Duration: 7-20
To Set Lubricator: 7-20
Lubricator Oil: 7-20
7-22
Vertical Indicator 7-24
Description 7-24
Vertical Adjustment 7-24
Wiring 7-25
Troubleshooting 7-25
Centralizer Adjustment 7-26
SECTION 8
Rock Drill Service Manual – HPR1H-ATW or HPR45
SECTION 9
Hydraulic Oils for Percussion Drills 9-2
Lubrication and Inspection 9-3
Hydraulic System 9-3
Hydraulic Drill 9-3
Maintenance Schedule 94
Daily Operational Checklist 9-5
Bolt Maintenance 9-5
Bolt Torque Specifications 9-6
Maintenance Record 9-7

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