CAT Bucyrus Reedrill MK20HE ELECTRIC HYDRAULIC SINGLE BOOM JUMBO Operator & Maintenance Manual BI615929 PDF DOWNLOAD

Description

CAT Bucyrus Reedrill MK20HE ELECTRIC HYDRAULIC SINGLE BOOM JUMBO Operator & Maintenance Manual BI615929 PDF DOWNLOAD

FILE DETAILS:

CAT Bucyrus Reedrill MK20HE ELECTRIC HYDRAULIC SINGLE BOOM JUMBO Operator & Maintenance Manual BI615929 PDF DOWNLOAD

Language : English
Pages : 109
Downloadable : Yes
File Type : PDF

IMAGES PREVIEW OF THE MANUAL:

TABLE OF CONTENTS:

CAT Bucyrus Reedrill MK20HE ELECTRIC HYDRAULIC SINGLE BOOM JUMBO Operator & Maintenance Manual BI615929 PDF DOWNLOAD

Chapter 1 Precautionary Notes
Operator Warnings 1-1
warnings 1~
Equipment Cautions 1-5
Chapter 2 Introduction
MK20HE Single Boom Hydraulic Jumbo 2-1
Notes, Cautions and Warnings 2-2
Chapter 3 Operating Instructions
Warnings, Cautions and Notes 3-1
Pre-Operation and Check List 3-3
Shutdown Procedure 3-5
MK20HE Startup and Operation 3-7
Tramming the Unit 3-7
Set Up For Drilling 3-9
Boom Control Console 3-11
Outrigger Control Valve 3-11
Drilling Controls 3-13
Drill Operator’s Maintenance Check List 3-20
Chapter 4 Preventative Maintenance
Notes, Cautions and Warnings 4-1
General Preventative Maintenance 4-2
Lubrication and inspection 4-2
Machine set up and Pressure Settings 4-3
Factory Hydraulic Check List 4-3
Periodic Maintenance Chart 4-7
Warnings 5-1
General Description 5-3
Cable Reel 5-5
Control Panel Components 5-5
Fuses and Circuit Breakers 5-6
Electrical System Troubleshooting : 5-7
Chapter 6 Component Replacement
The Auxiliary Pump 6-1
Boom Lift Cylinders 6-3
Boom Swing Cylinder 6-5
Drill Positioner Dump/ Powered Dump Cylinders 6-6
Drill Positioner Swing Cylinder 6-7
Hydraulic Swing Limit 6-8
Chapter 7 Drilling Systems
HFAS Feed System 7-1
Air and Water System 7-3
Vickers PVD45 Pump – System 7-4
Vickers PVD45 Pump – Jumbo 7-7
Vickers PVD45 Pump – Test Procedure 7-8
Theoretical Flow at Various RPM 7-8
Vickers PVD45 Pump – System Pressure Adjustment 7-11
Independent Drill Rotation Circuit 7-12
Jumbo Rotation Circuit 7-13
Rotation Pump -Test Procedure 7-15
Rotation Pump – Maximum Flow Adjustment 7-17
Hydraulic Schematic Drill Control 7-18
Hydraulic Drill Control Valve , 7-19
Hydraulic Schematic Drill/ Feed I Boom 7-20
Hydraulic Schematic Outriggers and Options 7-21
Pressure Compensator Control 7-22
Drill Control System 7-22
Feed Circuit – Hydraulic Cylinder Drive 7-24
Hammer Collaring Circuit 7-26
Automatic Retract Circuit 7-28
Constant Sting Circuit 7-31
Feed Parallelism System 7-32
Parallelism Troubleshooting 7-32
Hydraulic Boom Swing Limit 7-34
Boom System Overview 7-36
Outrigger Circuit 7-37
Anti-jam System Integrated Style 7 -38
Field Adjustment of the Anti-jam 7-40
Drilling With the Anti-jam 7-40
Notes 7-41
Chapter 8 Troubleshooting
Engine ~1
Electrical System 8-2
Hydraulic System 8-3
Drifter 8-4

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DESCRIPTION:

CAT Bucyrus Reedrill MK20HE ELECTRIC HYDRAULIC SINGLE BOOM JUMBO Operator & Maintenance Manual BI615929 PDF DOWNLOAD

INTRODUCTION:

MK20HE Articulated Hydraulic Jumbo The Reedrill MK20HE is an extremely rugged, underground mining and tunneling drill jumbo that is able to operate in headings as small 9′(2. 74 m) wide and drill headings as large as 18′ (5.49 m) high. The single boom, fully hydraulic MK20HE Jumbo includes a diesel propelled carrier with articulated steering and an electrically powered hydraulic drilling system.

• A simple hydraulic systems makes the MK20HE suitable for extremely tough working conditions and provide low power consumption.
• Equipped with Reedrill hydraulic drifter, Hydra-Drill model HPR!, MD hydraulic boom and HFAS feed, this unit can be used for various mining and construction applications. This jumbo has a carrier driven by two-stage combustion, air cooled Deutz diesel engine model F6L-912W, with 3 speed power shift transmission, and 4-wheel drive.
• Electrically driven main hydraulic drilling system is equipped with variable volume piston pumps.
• MK20HE is also featured with anti-jam system, automatic drill return system, parallel drilling system and constant sting system.
• This manual provides operating instructions, a technical description of the MK20HE Jumbo, servicing and routine maintenance procedures, an explanation of the different MK20HE Jumbo systems and component replacement procedures.

PLEASE NOTE:

• This is the same manual used by the dealers to diagnose and troubleshoot your vehicle
• You will be directed to the download page as soon as the purchase is completed. The whole payment and downloading process will take anywhere between 2-5 minutes
• Need any other service / repair / parts manual, please feel free to contact [email protected] . We still have 50,000 manuals unlisted

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