CAT Jumbo Drill MK4HE Single Boom Hydraulic Jumbo Operator Manual PDF

Description

CAT Jumbo Drill MK4HE Single Boom Hydraulic Jumbo Operator Manual – PDF DOWNLOAD

FILE DETAILS:

CAT Jumbo Drill MK4HE Single Boom Hydraulic Jumbo Operator Manual – PDF DOWNLOAD 

Language : English
Pages : 61
Downloadable : Yes
File Type : PDF

IMAGES PREVIEW OF THE MANUAL:

TABLE OF CONTENTS:

CAT Jumbo Drill MK4HE Single Boom Hydraulic Jumbo Operator Manual – PDF DOWNLOAD 

SECTION 1 SAFETY AND OPERATION WARNINGS
Overview of Potential Hazards 1-2
Safety Instructions 1-3
Before Operation 1-3
Operation 1-3
After Operation 1-3
Maintenance 1-4
Equipment Transfer 1-4
SECTION 2 OPERATING INSTRUCTIONS
Pre-Operation Checklist 2-2
After a Long Transport or Period of Standstill 2-2
MK4HE – Startup and Operation 2-5
Starting the Engine 2-5
Normal Shutdown 2-6
Emergency Shutdown 2-6
Automatic Machine Shutdown Functions 2-7
Setting Up for Drilling 2-8
Stabalizing the Jumbo for Drilling 2-9
Applying AC Power for Drilling 2-10
Water System Check 2-10
Start Main Pumps 2-10
Drilling Procedures 2-11
Manual Hole Collaring 2-12
Anti-Jam System 2-12
Changing Bits 2-12
Checks During Drilling 2-13
Roof Bolting (Positioner Lift Lever) 2-13
Console Controls 2-14
Anti-Jam Circuit 2-17
Anti-Jam System 2-17
Setting and Testing Anti-Jam 2-17
Drill Control Valve 2-18
Rotation 2-18
Feed 2-18
Drill (Hammer) 2-18
Automatic Drill Return 2-19
Automatic Drill Return Circuit (ADC) 2-19
Low Water Pressure Cutoff 2-19
Feed Paralleling System 2-20
SECTION 3 ADJUSTMENTS AND MAINTENANCE
Initial Machine Setup and Adjustments 3-2
Diesel Engine 3-2
Air Compressor 3-2
Table of Contents
BI615748
ii Introduction
Table of Contents
Boom Auto-Parallelism 3-3
Water Injection Pump 3-5
Drill Air / Oil Mist Lubricator 3-5
Drill Rotation Speed and Pressure 3-6
Drill System Pressure 3-6
Boom Control Valve and Feed Extend Pressure 3-7
Drill Feed and Feed Collaring Pressure 3-7
Hammer Collaring Pressure 3-8
ADC (Automatic Drill Console) 3-8
Anti-Jam Adjustments 3-8
Machine Set-Up & Pressure Setting Chart 3-10
Bolt Torque Specifications 3-11
Hydraulic General Specifications 3-12
Operation 3-12
Rotation 3-12
Feed Pressure Adjutment 3-12
Hammer Pressure 3-12
Collaring Hammer Pressure 3-12
Constant Feed Setting 3-12
Auto Return 3-12
Anti-Jam System 3-13
Setting and Testing Anti-Jam 3-13
SECTION 4 PREVENTATIVE MAINTENANCE
General 4-2
Lubrication and Inspection 4-2
Preventative Maintenance Chart 4-3
Pre-Operation Checklist 4-4
System Checks 4-6
Prior to Engine Start for New or Reconditioned Machines 4-6
Hydraulic System Checks 4-7
Power Steering Pump 4-7
Main Hydraulic Pumps 4-7
Drill Operator’s Maintenance Checklist 4-8
Periodic Maintenance Chart 4-9
Troubleshooting 4-10
SECTION 5 GLOSSARY

DESCRIPTION:

CAT Jumbo Drill MK4HE Single Boom Hydraulic Jumbo Operator Manual – PDF DOWNLOAD 

• The Terex Reedrill MK4HE is an extremely rugged, underground drill jumbo that is able to
  operate in headings as small as 6 feet (1.83m) wide and drill headings as large as 13 feet (3.96m)
  high.
• The single boom, fully hydraulic MK4HE Jumbo includes a diesel propelled carrier with articulated
  steering and an electrically powered hydraulic drilling system.
  A simple hydraulic system makes the MK4HE suitable for extremely tough working conditions
  and provides low power consumption. Equipped with Terex Reedrill hydraulic rock drill model
  HPR3818. This unit can be used for various mining and construction applications. This Jumbo has
  a carrier driven by a water cooled Deutz diesel engine model 1013C, with hydraulic driven and 4-
  wheel drive system.
• The electrically driven main hydraulic drilling systems are equipped with variable volume piston
  pumps. The MK4HE also features an ani-jam system, automatic drill return system, parallel drilling
  system, and constant sting system.
• This manual provides operating instructions, a technical description of the MK4HE Jumbo,
  servicing and routine maintenance procedures, an explanation of the different MK4HE Jumbo
  systems and component replacement procedures.

S.V 29/03/2025