Komatsu PC138US-11 Operation & Maintenance Manual page 22

SAFETY
SAFETY
SAFETY LABELS ............................................................................................................................................................... 2-4
LOCATION OF SAFETY LABELS ............................................................................................................................ 2-5
CONTENTS OF SAFETY LABELS .......................................................................................................................... 2-6
GENERAL PRECAUTIONS COMMON TO OPERATION AND MAINTENANCE ................................................... 2-18
PRECAUTIONS BEFORE STARTING OPERATION .......................................................................................... 2-18
ENSURE SAFE OPERATION ......................................................................................................................... 2-18
UNDERSTAND THE MACHINE ...................................................................................................................... 2-18
PREPARATIONS FOR SAFE OPERATION ......................................................................................................... 2-18
PRECAUTIONS FOR SAFETY-RELATED EQUIPMENT ........................................................................... 2-18
INSPECT MACHINE ......................................................................................................................................... 2-18
WEAR WELL-FITTING CLOTHES AND PROTECTIVE EQUIPMENT .................................................... 2-18
KEEP MACHINE CLEAN ................................................................................................................................. 2-18
PRECAUTIONS FOR INSIDE OPERATOR'S COMPARTMENT .............................................................. 2-19
PROVIDE FIRE EXTINGUISHER AND FIRST AID KIT ............................................................................. 2-19
IF ANY PROBLEM IS FOUND ........................................................................................................................ 2-19
PRECAUTIONS TO PREVENT FIRE .................................................................................................................... 2-19
ACTIONS IF FIRE OCCURS .......................................................................................................................... 2-19
PREVENT FIRE ................................................................................................................................................ 2-20
PRECAUTIONS WHEN GETTING ON OR OFF MACHINE .............................................................................. 2-21
USE HANDRAILS AND STEPS WHEN GETTING ON OR OFF MACHINE ........................................... 2-21
NO JUMPING ON OR OFF MACHINE .......................................................................................................... 2-21
LIFTING OF PERSONNEL PROHIBITED ..................................................................................................... 2-22
NO PEOPLE ON ATTACHMENTS ................................................................................................................ 2-22
PRECAUTIONS WHEN STANDING UP FROM OPERATOR'S SEAT ..................................................... 2-22
PRECAUTIONS WHEN LEAVING MACHINE .............................................................................................. 2-22
EMERGENCY EXIT FROM OPERATOR'S CAB ......................................................................................... 2-22
ELECTROMAGNETIC INTERFERENCE ...................................................................................................... 2-23
DO NOT GET CAUGHT IN WORK EQUIPMENT ................................................................................................ 2-23
PRECAUTIONS RELATED TO PROTECTIVE STRUCTURES ........................................................................ 2-23
PROTECTION AGAINST FALLING, FLYING OR INTRUDING OBJECTS ..................................................... 2-24
ACTIONS IN THE EVENT OF DAMAGE TO SAFETY STRUCTURES ........................................................... 2-24
UNAUTHORIZED MODIFICATION ........................................................................................................................ 2-24
PRECAUTIONS RELATED TO ATTACHMENTS AND OPTIONS .................................................................... 2-24
PRECAUTIONS RELATED TO CAB GLASS ....................................................................................................... 2-25
PRECAUTIONS WHEN RUNNING ENGINE INSIDE BUILDING ..................................................................... 2-25
PRECAUTIONS FOR OPERATION .............................................................................................................................. 2-26
PRECAUTIONS FOR JOBSITE ............................................................................................................................. 2-26
INVESTIGATE AND CONFIRM JOBSITE CONDITIONS ........................................................................... 2-26
PRECAUTIONS WHEN WORKING ON LOOSE GROUND ...................................................................... 2-26
DO NOT GO CLOSE TO HIGH-VOLTAGE CABLES .................................................................................. 2-26
ENSURE GOOD VISIBILITY ........................................................................................................................... 2-27
CHECK SIGNS AND SIGNALMAN'S SIGNALS .......................................................................................... 2-27
BEWARE OF ASBESTOS DUST ................................................................................................................... 2-27
START ENGINE ......................................................................................................................................................... 2-28
USE WARNING TAGS ..................................................................................................................................... 2-28
CHECKS AND ADJUSTMENT BEFORE STARTING ENGINE ................................................................. 2-28
PRECAUTIONS WHEN STARTING ENGINE .............................................................................................. 2-29
IN COLD WEATHER ........................................................................................................................................ 2-29
START ENGINE WITH JUMPER CABLES ................................................................................................... 2-29
PRECAUTIONS FOR OPERATION....................................................................................................................... 2-30
CHECKS BEFORE OPERATION ................................................................................................................... 2-30
PRECAUTIONS WHEN TRAVELING IN FORWARD OR REVERSE AND SWINGING ........................ 2-30
PRECAUTIONS WHEN TRAVELING ............................................................................................................ 2-31
PRECAUTIONS WHEN TRAVELING ON SLOPES .................................................................................... 2-32
PRECAUTIONS WHEN OPERATING ON SLOPES ................................................................................... 2-33
PROHIBITED OPERATIONS .......................................................................................................................... 2-33
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SAFETY