• Always wear the protective eyeglasses when hitting parts
with a hammer.
• Always wear the protective eyeglasses when grinding
parts with a grinder, etc.
• When performing any operation with multiple workers, al-
ways agree on the operating procedure before starting. Be
clear in verbal communication, and observe hand signals.
Hang "UNDER REPAIR" warning tag in the operator's
compartment Before starting work.
• Work and operation which require license or qualification
should be performed by qualified workers.
• Welding repairs should be performed by trained and experienced welders. When performing welding work,
always wear welding gloves, apron, welding goggles, cap and other clothes suited for welding work.
• Warm up before starting the work with exercise which increases alertness and the range of motion in order
to prevent injury.
• Avoid prolonged work, and take a rest at times to keep up a good condition. Take a rest at designated safe
area.
Precautions for preparatory work
• Place the machine on a firm and level ground, and apply the parking brake and chock the wheels or tracks
to prevent the machine from moving before adding oil or making any repairs.
• Lower the work equipment (blade, ripper, bucket, etc.) to the ground before starting work. If this is not pos-
sible, insert the lock pin or use blocks to prevent the work equipment from falling. In addition, be sure to
lock all the control levers and hang "UNDER REPAIR" warning tag on them.
• When performing the disassembling or assembling work, support the machine securely with blocks, jacks,
or stands before starting the work.
• Remove all mud and oil from the steps or other places for
going up and down on the machine. Always use the hand-
rails, ladders or steps when for going up and down on the
machine. Never jump on or off the machine. When the
scaffold is not provided, use steps or stepladder to secure
your footing. Do not use handrails, ladders, or steps if they
are damaged or deformed. Repair it or replace it immedi-
ately.
Precautions during work
• For the machine with the battery disconnect switch, check before starting the work that the system operat-
ing lamp is not lit. Then, turn the battery disconnect switch to OFF (○) position.
REMARK
Remove the key after it is turned to OFF (○) position if the battery disconnect switch is a switch key type.
For the machine without the battery disconnect switch, turn the starting switch to OFF position, wait for two
minutes or more before starting the work. Disconnect the battery cable by starting from the negative (-) ter-
minal first.
• For the machine with the quick release battery terminal (-), check before starting the work that the system
operating lamp is not lit. Then, disconnect the quick release battery terminal (-).
REMARK
For the machine without the system operating lamp, turn the starting switch to OFF position, wait for two
minutes or more before starting the work. Disconnect the quick release battery terminal (-).
,&
,&
00 INDEX AND FOREWORD
SAFETY NOTICE FOR OPERATION
PC500LC-10R
00-15
Summary of Contents for PC500LC-10R
Page 1: ...HYDRAULIC EXCAVATOR SEN06722 00 PC500LC 10R SERIAL NUMBERS 100001 and up...
Page 2: ......
Page 3: ...00 INDEX AND FOREWORD PC500LC 10R 00 1...
Page 76: ......
Page 77: ...01 SPECIFICATIONS PC500LC 10R 01 1...
Page 94: ......
Page 95: ...10 STRUCTURE AND FUNCTION PC500LC 10R 10 1...
Page 177: ...When balanced 10 STRUCTURE AND FUNCTION CLSS PC500LC 10R 10 83...
Page 178: ...When lever is returned to fine control state CLSS 10 STRUCTURE AND FUNCTION 10 84 PC500LC 10R...
Page 179: ...When lever is pulled at a stroke 10 STRUCTURE AND FUNCTION CLSS PC500LC 10R 10 85...
Page 180: ...When lever is in stroke end CLSS 10 STRUCTURE AND FUNCTION 10 86 PC500LC 10R...
Page 377: ...20 STANDARD VALUE TABLE PC500LC 10R 20 1...
Page 407: ...30 TESTING AND ADJUSTING PC500LC 10R 30 1...
Page 583: ...30 TESTING AND ADJUSTING METHOD FOR STARTING UP KOMTRAX TERMINAL PC500LC 10R 30 177...
Page 604: ......
Page 605: ...60 MAINTENANCE STANDARD PC500LC 10R 60 1...
Page 636: ...MAINTENANCE STANDARD OF MAIN PUMP 60 MAINTENANCE STANDARD 60 32 PC500LC 10R...
Page 638: ...MAINTENANCE STANDARD OF SWING MOTOR 60 MAINTENANCE STANDARD 60 34 PC500LC 10R...
Page 641: ...60 MAINTENANCE STANDARD MAINTENANCE STANDARD OF TRAVEL MOTOR PC500LC 10R 60 37...
Page 644: ...MAINTENANCE STANDARD OF CONTROL VALVE 60 MAINTENANCE STANDARD 60 40 PC500LC 10R...
Page 646: ...MAINTENANCE STANDARD OF CONTROL VALVE 60 MAINTENANCE STANDARD 60 42 PC500LC 10R...
Page 648: ...MAINTENANCE STANDARD OF CONTROL VALVE 60 MAINTENANCE STANDARD 60 44 PC500LC 10R...
Page 650: ...MAINTENANCE STANDARD OF CONTROL VALVE 60 MAINTENANCE STANDARD 60 46 PC500LC 10R...
Page 652: ...MAINTENANCE STANDARD OF CONTROL VALVE 60 MAINTENANCE STANDARD 60 48 PC500LC 10R...
Page 658: ...MAINTENANCE STANDARD OF TRAVEL PPC VALVE 60 MAINTENANCE STANDARD 60 54 PC500LC 10R...
Page 668: ...MAINTENANCE STANDARD OF WORK EQUIPMENT LINKAGE 60 MAINTENANCE STANDARD 60 64 PC500LC 10R...
Page 679: ...90 CIRCUIT DIAGRAMS PC500LC 10R 90 1...
Page 692: ......
Page 694: ......
Page 696: ......
Page 698: ......
Page 700: ......
Page 704: ...Symbol Content Buzzer Antenna SYMBOLS USED IN ELECTRICAL CIRCUIT DIAGRAM 90 26 PC500LC 10R...
Page 706: ......
Page 708: ......
Page 710: ......
Page 712: ......
Page 714: ......
Page 716: ......
Page 718: ......
Page 720: ......
Page 722: ......
Page 724: ......
Page 726: ......
Page 728: ......
Page 730: ......
Page 732: ......
Page 734: ......
Page 736: ......
Page 738: ......
Page 740: ......
Page 742: ......
Page 744: ......
Page 746: ......
Page 748: ......
Page 757: ......