Table of Contents
Advertisement
INSPECT MACHINE DAILY BEFORE STARTING
WORK
Be sure to carry out daily inspections before stating the engine.
Refer to the Hydraulic Excavator Operator's Manual for the en-
gine starting/stopping procedures.
Check Point
Engine
Upperstructure
Undercarriage
Front
Attachment
Others
• Refer to the CHECK AND MAINTENANCE section for inspec-
tion procedures. For inspection procedures other than those
described in this manual, refer to the Hydraulic Excavator
Operator's Manual.
OPERATING THE ENGINE
1. Level and if engine oil and coolant are contaminated
2. Starting easiness, Exhaust color, Noise
3. Oil and coolant leaks, Damage to hoses and pipe lines
4. Clogging or damage to the radiator and oil cooler
5. Loose and/or missing mounting nut and bolts
6. Damage to the intake hose and loose clamps
1. Fuel level and leaks from the fuel tank. Mixing of foreign material in the fuel
2. Hydraulic oil level and leaks from the hydraulic oil tank. Mixing of foreign material in the
hydraulic oil.
3. Operation, play, and force of each control lever
4. Operation of each hydraulic component, Oil leaks and damage to pipe lines and hoses,
5. Deformation, Breakage, Noise in any section
6. Loose and/or missing mounting nuts and bolts
7. Washer fluid level
8. High-mount cab parts (optional)
•
Loose and/or missing stand mounting nuts and bolts
•
Loose and/or missing step mounting nuts and bolts
1. Sag, wear, or breakage on the crawlers
2. Oil leaks or wear of the upper/lower rollers, and front idlers
3. Oil leaks from the travel device
4. Loose and/or missing mounting nuts and bolts
1. Oil leaks or damage to the hydraulic cylinders, pipe lines, and hoses
2. Wear or damage of the attachment
3. Loose, worn, or missing of the attachment tooth
4. Greasing conditions of the front attachment joint pins
5. Damage of pin lock pins, stoppers and link pins
6. Loose and/or missing mounting nuts and bolts
1. Operation of all gauges and meters, switches, lights, and alarms
2. Function of the parking brake
3. Deformation and damage to the head guard
4. Abnormal conditions of the exterior machine appearance
5. Wear or damage of the seat belt
3-1
Advertisement
Table of Contents
