hitachi — Hitachi Hydraulic Excavator Manual (EN)

SAFETY PREVENT PARTS FROM FLYING Grease in the track adjuster is under high pressure. Failure to follow the precautions below may result in serious injury, blindness, or death. • Do not attempt to remove GREASE FITTING or VALVE AS- SEMBLY. • As pieces may fly off, be sure to keep body and face away from valve. • Never attempt to disassemble the track adjuster. Inadver- tent disassembling of the track adjuster may cause the parts such as a spring to fly off, possibly resulting in se- vere personal injury or death. SA-344 Travel reduction gears are under pressure. • As pieces may fly off, be sure to keep body and face away from AIR RELEASE PLUG to avoid injury. • GEAR OIL is hot.

Wait for GEAR OIL to cool, then gradually loosen AIR RELEASE PLUG to release pressure. 503-E01B-0344 STORE ATTACHMENTS SAFELY Stored attachments such as buckets, hydraulic hammers, and blades can fall and cause serious injury or death. • Securely store attachments and implements to prevent falling. Keep children and bystanders away from storage areas. 504-E01A-0034 SA-034 S-23