Komatsu — Komatsu PC308USLC-3E0 Hydraulic Excavator Operation & Maintenance Manual

. SAFETY PRECAUTIONS FOR OPERATION SAFETY PRECAUTIONS FOR OPERATION When carrying out demolition work, do not carry out demolition work under the front of the machine. This makes the ground unstable, and there is a hazard of the machine falling. When carrying out demolition work, do not carry out demolition work above your head. There is a hazard of broken parts falling or of the building collapsing and causing serious injury or death. When carrying out demolition work, do not use the impact force of the work equipment for breaking work.

There is a hazard of work equipment and also a hazard of serious personal injury or death being caused by flying pieces of broken materials, or of the machine tipping over due to reaction from the seat of dump trucks or other hit the dump truck and cause strength and the structure before 2 - 29 When carrying work above you or of the buildin When carrying of the work equ damage to the personal injury materials, or of t impact. The not pass th e bucket over the heads of other workers or over the operato hauling equipm ent. There is danger that the load may spill or the bucket ma al injury or death.

on or from the top of buildings or other structures, check the st serious person When working starting operati ons. There is a hazard of the building collapsing and causing s Generally spea king, the machine is more liable to overturn when the work equi is at the front or rear. reaker or other heavy work equipment, there is a hazard of the When using a b tipping over. W Do not sudd Do not sudd tip over. tipping over. W hen operating on flat ground as well as on slopes. enly lower, swing, or stop the work equipment. Do not sudd Do not sudd enly extend or retract the boom cylinder. There is a hazard that i tip over.