Maeda CRAWLER CRANE LC785-6 OPERATION MANUAL 31001 – PDF DOWNLOAD

Maeda CRAWLER CRANE LC785-6 OPERATION MANUAL 31001 – PDF DOWNLOAD

FILE DETAILS:

Maeda CRAWLER CRANE LC785-6 OPERATION MANUAL 31001 – PDF DOWNLOAD

Language : English
Pages :271
Downloadable : Yes
File Type : PDF

TABLE OF CONTENTS:

Maeda CRAWLER CRANE LC785-6 OPERATION MANUAL 31001 – PDF DOWNLOAD

Contents
Introduction
INTRODUCTION 1-1
FOR SAFE USE OF MACHINE1-2
MACHINE OVERVIEW1-4
Specified operations1-4
Machine’s front, back, left and right1-4
QUALIFICATION FOR OPERATION1-5
Qualification1-5
NOTES ABOUT MACHINE1-6
Machine serial number nameplate location1-6
Engine serial number nameplate location1-6
Service meter location1-6
Information on the serial number and your sales service agency1-7
Safety
SAFETY SIGNS 2-1
POSITION FOR ATTACHING SAFETY LABELS2-2
BASIC PRECAUTIONS 2-9
CAUTIONS ON OPERATIONS2-17
Starting engine 2-17
Operations2-18
Cautions during crane operation2-23
Cautions in special crane operation2-26
Transportation 2-27
Battery2-28
Towing/Being Towed 2-30
CAUTIONS ON MAINTENANCE 2-31 1-8
Contents INTRODUCTION
Handling
NAME OF EACH SECTION3-1
Machine overview3-1
Controlling device overview3-2
DESCRIPTION OF EACH DEVICE 3-3
EMO SWITCH (EMERGENCY STOP SWITCH) 3-3
Machine monitor3-4
Caution items3-5
Emergency stop items 3-6
Meter indicator section 3-7
Monitor switch section 3-10
Switches3-12
Moment limiting device (Overload protector) 3-20
Operation levers and pedals Safety lock lever3-23
Opening/Closing Cab Front Window3-26
Sliding door3-32
Emergency escape hammer3-32
Locked caps and covers3-33
Engine hood3-34
Battery inspection cover 3-35
Fuses 3-36
Fusible link3-37
Controller 3-37
Handling air conditioner 3-38
Handling vehicle radio3-43
Description of each system 3-43
Operations3-46
Manual holder 3-48
Grease pump holder3-48
Ashtray 3-48 1-9
INTRODUCTION Notes about Machine
OPERATIONS3-49
Check and adjustment before starting engine3-49
Walk-around check3-49
Check before starting operation 3-52
Adjustment3-60
Handling seat belt3-61
Operation and check before starting the engine 3-63
Starting the engine3-65
Normal starting 3-65
Starting in the cold weather3-67
Operation and check after starting the engine 3-69
Stopping the engine3-72
Starting moving(forward/backward)/ 3-73
Stopping the machine3-73
Steering the machine 3-78
Swing the machine3-80
Handling operation mode3-81
Cautions before crane operation3-82
Crane operation overview 3-83
Hoisting/Lowering operation3-85
Boom derricking operation 3-87
Boom extending/retracting operation 3-88
Swing operation3-89
Operation posture 3-90
Traveling hoist operation 3-91
Hook storing operation (simplified storing) 3-92
Prohibited matters during operation3-93
Cautions during operations 3-96
Parking the machine 3-99
Inspection and check after stopping the engine3-100
Inspection and check after completing the operation3-100
Locking3-100
Handling wire ropes 3-101 1-10
Contents INTRODUCTION
How to hook winch wire ropes and the rated load 3-101
Hooking winch wire ropes 3-102
Replacing wire ropes3-103
What to do with the twisted wire ropes3-107
Inspection and adjustment of wire ropes for extending boom 3-108
Handling moment limiting device3-111
TRANSPORTATION3-124
Loading/Unloading the machine to/from trailer 3-125
How to hoist the machine3-129
How to hoist the machine with the boom lowered3-130
How to hoist the machine with the boom raised3-131
HANDLING IN THE COLD WEATHER 3-132
Preparing for low temperature3-132
Fuel and lubricating oil 3-132
Cooling water3-132
Battery 3-132
Cautions after completing the operation 3-133
When the cold weather is gone3-133
LONG-TERM STORAGE3-134
Before storing the machine3-134
During storage3-134
After storage 3-134
TROUBLESHOOTING 3-135
Non-failure phenomena 3-135
How to tow the machine 3-135
When the battery discharged3-136
Removing/Installing battery3-137
Cautions in charging the battery3-137
Starting the engine with booster cable 3-138
Fault finding and remedial actions3-140
Electrical components 3-140
Machine body 3-141
Engine 3-142
Electrical systems3-143
Moment limiting device3-144 1-11
INTRODUCTION Notes about Machine
Errors in overwinding protector 3-153
Inspection and Maintenance
MAINTENANCE PRECAUTIONS 4-1
BASIC MAINTENANCE CONTENTS 4-3
Oil/Fuel/Coolant Handling 4-3
Oil 4-3
Fuel4-3
Cooling water4-4
Grease4-4
Stocking and Storage of Oils and Fuels4-4
Filter4-4
Handling Electricity Related Parts4-5
BOLT/NUT STANDARD TIGHTENING TORQUE 4-6
Torque List Table4-6
INSPECTION AND MAINTENANCE LIST4-7
Maintenance Cycle List4-7
WORKING PROCEDURE 4-9
Initial 50 Hour Maintenance (Only the First Maintenance of a New Car) 4-9
Initial 250 Hour Maintenance (Only the First Maintenance of a New Car) 4-9
Non-routine Maintenance 4-10
Inspection/Cleaning/Replacement of Air Cleaner 4-10
Battery Fluid Level Inspection 4-12
Cooling System Internal Cleaning4-13
Water Separator Element Replacement 4-15
Fuel Tank Internal Washing 4-16
Crawler Shoe Bolt Looseness Inspection/Retightening 4-17
Crawler Tension Inspection/Adjustment4-18
Air Conditioner Inspection and Maintenance 4-22
Slide Door Rail/Roller Inspection, 4-23
Cleanup and Grease Replenishment 4-23
Hydraulic Circuit Air Relief Procedure4-24
Check before starting operation4-26
Maintenance Every 50 Hours 4-27
Maintenance Every 100 Hours 4-29 1-12
Contents INTRODUCTION
Maintenance Every 250 Hours 4-30
Maintenance Every 500 Hours 4-34
Maintenance Every 1000 Hours 4-40
Maintenance Every 2000 Hours 4-47
Maintenance Every 4000 Hours 4-48
Specifications
SPECIFICATIONS 5-1
RATED TOTAL LOAD TABLE5-4
4 Rope Hook5-4
2 Rope Hook5-5
1 Rope Hook5-6
WORKING RADIUS AND LIFTING HEIGHT5-7
INDEX6-1
Replacement Parts
PERIODIC REPLACEMENT OF IMPORTANT PARTS 7-1
CONSUMABLE PARTS7-2
MISCELLANEOUS PARTS 7-3
AIR TEMPERATURE DEPENDENT FUEL
AND LUBRICANT GREASE USE METHOD7-4 1-

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