CAT Bucyrus Terex HPR4519 & HPR5123 Hydraulic Rock Drill Service Manual PN 416421 – PDF DOWNLOAD
FILE DETAILS:
CAT Bucyrus Terex HPR4519 & HPR5123 Hydraulic Rock Drill Service Manual PN 416421 – PDF DOWNLOAD
Language : English
Pages : 117
Downloadable : Yes
File Type : PDF
DESCRIPTION:
CAT Bucyrus Terex HPR4519 & HPR5123 Hydraulic Rock Drill Service Manual PN 416421 – PDF DOWNLOAD
Introduction:
HPR4519/UG
This construction of HPR drills includes all the updates in the second generation Reedrill rock
drills, fewer parts, no side rods, detachable remote charging accumulators, and more efficient
hammer cycle. The “4519” drill is most effectively used in conjunction with 45mm drill string.
Drill hammer output is matched to the drill string to provide the lowest cost of operation at
optimum penetration. Most applica- tions will be associated with larger hole diameters, 3 in. – 4
in. (76mm – 102mm) in underground uphole and benching.
HPR5123
This construction of HPR drills includes all the updates in the second generation Reedrill rock
drills, fewer parts, no side rods, detachable remote charging accumulators, and more efficient
hammer cycle. The “5123” drill is most effectively used in conjunction with 51mm drill string, but
can be adapted to 45mm. Drill hammer output is matched to the drill string to provide the lowest
cost of operation at optimum penetration. Most applications will be associated with larger hole
diameters, 3 1/2 in. – 5 in. (89mm – 127mm) in benching.
TABLE OF CONTENTS:
CAT Bucyrus Terex HPR4519 & HPR5123 Hydraulic Rock Drill Service Manual PN 416421 – PDF DOWNLOAD
SECTION 1 SAFETY
Overview of Potential Hazards 1-2
Safety Instructions 1-3
Before Operation 1-3
Maintenance 1-4
SECTION 2 GENERAL MAINTENANCE
Start-Up Procedure 2-2
Operating Tips 2-2
Operation & Maintenance 2-2
Accumulator Pressures 2-3
Contamination 2-3
Major Repairs 2-3
General Maintenance Tips 2-3
Preventive Maintenance 2-4
At the beginning of every shift: 2-5
Every Two Hours: 2-5
Every Week or Every Time the Shank is Changed: 2-5
Every 500 Hours or 3 Months: 2-5
SECTION 3 TROUBLESHOOTING
SECTION 4 DRILL DISASSEMBLY & INSPECTION
General Tips on Drill Overhaul 4-2
Tools Required 4-3
Special Tools 4-4
Seal Installation Tool 4-4
Special Tool List (Optional) 4-5
HPR4519/5123 Exploded View 4-8
General Information 4-11
Water Swivel Assembly – Removal 4-11
Water Swivel Housing – Repair 4-12
Chuck End Cover – Removal 4-13
Chuck Driver & Pinion Gear – Removal & Inspection 4-14
Rotation Motor – Removal 4-17
Rotation Housing – Removal from Cylinder 4-18
Inspection 4-18
Drill Cylinder Components 4-21
Backhead – Removal and Inspection 4-22
Cylinder – Internal Parts 4-22
Hammer and Bushings – Removal and Inspection 4-22
Shuttle Valve – Internal Parts 4-24
Shuttle Valve – Removal and Inspection 4-24
Accumulator – Internal Parts 4-28
Accumulator – Removal 4-29
Accumulator – Disassembly and Inspection 4-30
BI620157
Introduction iii
Table of Contents
SECTION 5 DRILL ASSEMBLY
Capscrew Torque Specifications 5-3
HPR4519/5123 Exploded View 5-4
Cylinder – Internal Parts 5-6
Rear Cylinder Bushing and Backhead – Installation 5-7
Hammer – Installation 5-9
Front Cylinder Bushing – Installation 5-10
Cylinder – Internal Parts 5-10
Accumulator – Internal Parts 5-12
Accumulators – Assembly and Installation 5-12
Shuttle Valve – Internal Parts 5-14
Shuttle Valve – Assembly 5-15
Shuttle Valve – Installation 5-16
Rotation Housing – Assembly 5-18
Chuck Driver – Assembly 5-23
Rotation Housing – Assembly 5-24
Shank Installation 5-27
Water Swivel – Assembly 5-28
SECTION 6 CHARGING THE ACCUMULATORS
Charging the Accumulators 6-2
Requirements 6-2
Procedure 6-3
Checking the Accumulator Charge Pressure 6-4
Accumulator Charge Kit 6-6
SECTION 7 SPECIFICATIONS
Hydraulic Oils for Percussion Drills 7-2
Hydraulic Drill Rotation Unit Lubrication 7-3
Grease Lubrication with a Hand Grease Gun 7-3
Grease Specifications 7-3
HPR4519 Wear Tolerances 7-4
HPR5123 Wear Tolerances 7-10
MAINTENANCE RECORD 7-15
Index 7-23
IMAGES PREVIEW OF THE MANUAL:
VIDEO PREVIEW OF THE MANUAL:
PLEASE NOTE:
- This is the SAME MANUAL used by the dealerships to diagnose your vehicle
- No waiting for couriers / posts as this is a PDF manual and you can download it within 2 minutes time once you make the payment.
- Your payment is all safe and the delivery of the manual is INSTANT – You will be taken to the DOWNLOAD PAGE.
- So have no hesitations whatsoever and write to us about any queries you may have : heydownloadss @gmail.com
S.V