CAT Bucyrus 295BII DC Electric Mining Shovel Electrical Maintenance Manual BI0054 PDF DOWNLOAD

Description

CAT Bucyrus 295BII DC Electric Mining Shovel Electrical Maintenance Manual BI0054 PDF DOWNLOAD

FILE DETAILS:

CAT Bucyrus 295BII DC Electric Mining Shovel Electrical Maintenance Manual BI0054 PDF DOWNLOAD

Language : English
Pages : 153
Downloadable : Yes
File Type : PDF

 IMAGES PREVIEW OF THE MANUAL:

TABLE OF CONTENTS:

CAT Bucyrus 295BII DC Electric Mining Shovel Electrical Maintenance Manual BI0054 PDF DOWNLOAD
For Machine SN 141048
SN141049
SN 141050

CHAPTER 1 ELECTRICAL COMPONENTS
SECTION 1 – GENERAL MAINTENANCE
INTRODUCTION 1-1-1
TRAIL CABLE 1-1-1
Inspection 1-1-1
Operation Controls, Gauges and Instruments 1-1-1
Control Panels and Enclosures 1-1-1
Electric Light Plant 1-1-9
SECTION 2 – COMPONENT MAINTENANCE
DC MOTORS (General Electric) 1-2-1
Basic Maintenance 1-2-1
Disassembly of Crowd, Hoist and Propel Motors 1-2-4
Assembly of Crowd, Hoist and Propel Motors 1-2-8
Disassembly of Swing Motors 1-2-10
Assembly of Swing Motors 1-2-11
Pinions and Couplings 1-2-12
Insulation 1-2-14
Overhaul 1-2-16
Armature Reconditioning 1-2-17
DC Motor Problems 1-2-19
MOTOR-GENERATOR SET (General Electric) 1-2-20
Lubrication 1-2-20
Brush Maintenance 1-2-21
Commutation Adjustment 1-2-22
Commutator, Stoning and Sanding 1-2-23
Commutator Film Care 1-2-24
Commutator Clean-Up by Air Cure Method 1-2-25
Drying of Windings 1-2-27
Armature Removal 1-2-27
Armature Installation 1-2-28
Hydraulic Removable Keyless Couplings 1-2-28
Checking Alignment of Couplings 1-2-30
Anti-Friction Bearing Removal 1-2-32
Assembly of Ball Bearing 1-2-33
Insulation Resistance Measurements 1-2-33
CONTACTORS 1-2-34
OVERLOAD DEVICES (Optional) 1-2-34
TRANSFORMERS 1-2-34
CONTROL COLLECTOR RING 1-2-34
Sequence of Operation 1-2-35
HOIST LIMIT SWITCH ADJUSTMENTS 1-2-39
Operation 1-2-39
Hoist Limit Switch Adjustment 1-2-39
CROWD LIMIT SWITCH ADJUSTMENTS 1-2-40
BI005488
CHAPTER 2 ELECTRICAL CONTROL
SECTION 1 – INTRODUCTION 2-1-1
SECTION 2 – COMPONENTS
SILICON CONTROLLED RECTIFIER 2-2-1
General Description 2-2-1
Electrical Characteristics 2-2-1
General Considerations and Precautions 2-2-3
EXCITER THEORY 2-2-3
DETAILS OF FIRING CIRCUIT MODULE 2-2-7
Clipping Circuit 2-2-8
Firing Amplistat 2-2-9
MASTER SWITCH 2-2-11
Modes of Operations 2-2-11
REGULATOR 2-2-13
Voltage Regulator With Current Limit 2-2-14
Current Regulator With Voltage Limit (Swing) 2-2-17
Bias 2-2-19
Bias Power Module 2-2-19
Crowd Rate Circuitry 2-2-20
CHAPTER 3 ELECTRICAL ADJUSTMENTS
SECTION 1 – MACHINE COMMISSIONING
INTRODUCTION 3-1-1
MG SETS INSTALLATION ALIGNMENT AND START-UP 3-1-1
Installation 3-1-1
Inspection 3-1-1
Mountings 3-1-1
Checking Alignment of Couplings 3-1-1
Inspection Prior to Initial Start 3-1-2
Inspection After Starting 3-1-2
Start-Up Inspection Checklist 3-1-3
Hot Checks 3-1-4
APPENDICES
APPENDIX 1A – ELECTRICAL INSPECTION GUIDE
APPENDIX 2A – SUGGESTED TOOL LIST
APPENDIX 3A – DAILY ELECTRICAL CHECKLIST
APPENDIX 4A – WEEKLY ELECTRICAL CHECKLIST
APPENDIX 5A – MONTHLY ELECTRICAL CHECKLIST
APPENDIX 6A – QUARTERLY ELECTRICAL CHECKLIST
APPENDIX 7A – SEMI-ANNUAL ELECTRICAL CHECKLIST
APPENDIX 8A – ANNUAL ELECTRICAL CHECKLIST
APPENDIX 9A – RECAP SHEET

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DESCRIPTION:

CAT Bucyrus 295BII DC Electric Mining Shovel Electrical Maintenance Manual BI0054 PDF DOWNLOAD

FOREWORD

• The lower works provides a foundation for the rotating deck and contains the necessary components to propel the shovel. The rotating deck is mounted upon the lower works and contains all the machinery and controls required to operate the shovel
• The machinery house completely encloses the rotating deck. The operator’s cab is also mounted to the rotating deck and contains the operator’s station.
• The front end equipment consists of the A-frame, boom, dipper, dipper handle, running ropes, and boom structural strands.
• The manual is divided into three sections; SECTION 1 Safety Precautions and Prestart Checks, SECTION 2 Controls-Function and Location, SECTION 3 Start Up, Operation, and Shut Down.
• Familiarize yourselfwith the contents ofthis manual so that you can easily locate particular information when you need it. Bucyrus-Erie Company reserves the right to continually improve its products.
• Therefore changes to the equipment covered herein may have been made which are not reflected in this manual. Throughout this manual the words CAUTION, WARNING and NOTE appear in bold face type.
• CAUTION is preceded by the safety alert symbol A and indicates that injury to personnel could occur if the proper procedures are not followed during operation or maintenance. Always read the CAUTION note carefully and use extreme care while performing that particular function.
• WARNING indicates a possible hazard to the machine or its components if the proper procedures are not followed. Whenever the word WARNING appears, special attention should be given to prevent possible equipment damage. NOTE is used to stress a point or to give additional information concerning the procedure being discussed.
• These CAUTION’s and WARNING’s are not all-inclusive.
• It is impossible for Bucyrus-Erie Company to know, evaluate, and advise maintenance and service personnel in every conceivable way a service operation might be performed and of the resulting possible hazardous consequences of each method.
• It is therefore extremely important that anyone who uses a service procedure or tool which is not recommended by Bucyrus-Erie Company to first satisfy himself that the service procedure or tool he chooses will not jeopardize his own safety, the safety of others, or cause machine or component damage.

PLEASE NOTE:

• This is the same manual used by the dealers to diagnose and troubleshoot your vehicle
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