¤ WARNING: For reasons of safety, always follow these safety precautions. 8. PRECAUTIONS FOR MAINTENANCE 8.2 DURING MAINTENANCE PERSONNEL Only authorized personnel can enter the area during the maintenance operation. If necessary, have a guard supervise the area. Extra precaution should be used when grinding, welding, and using a sledge-hammer. 1-32 PRECAUTIONS FOR REMOVAL, INSTALLATION, AND STORAGE OF ATTACHMENTS ‡ Before starting removal and installation of attachments, decide the team leader. ‡ Do not allow anyone except the authorized workers close to the machine or attachment. Place attachments that have been removed from the machine in a safe place so that they do not fall.
Put up a fence around the attachments and take other measures to prevent unauthorized persons from entering. A0055130 WORK UNDER MACHINE ‡ Stop the machine on firm, flat ground and lower the work equipment to the ground. ‡ Always block the track shoes of the machine securely. ‡ It is extremely dangerous to work with the track shoes jacked up from the ground using the work equipment. Never work with the machine raised in this way. A0055140 NOISE If the surrounding noise is loud it may cause hearing problems or even loss of hearing. ‡ When carrying out maintenance of the engine or other operations with long exposure to noise, wear ear muffs or ear plugs.