Operating The Engine; Inspect Machine Daily Before Starting - Hitachi ZAXIS 30U-5N Operator's Manual

Inspect Machine Daily Before Starting

Perform the required daily check before starting the engine.
 Refer to "Maintenance" section for detailed information.
Engine
 Level and contamination of engine oil and coolant
 Starting easiness, exhaust gas color, and noise
 Oil and water leaks, damage to hoses and pipe lines
 Clogging and damage to radiator, oil cooler and intercooler
 Looseness and missing of mounting bolts and nuts
 Clean around muffler filter (ZX50U-5N, 60USB-5N)
Upperstructure
 Fuel level, leaks and contamination of fuel in tank
 Hydraulic oil level, leaks and contamination of hydraulic oil tank
 Movement, play and operating force of all control levers
 Operation of all hydraulic components, oil leaks and damage to pipe lines and hoses
 Deformation, break and abnormal noise of upper structure
 Looseness and missing of mounting bolts and nuts
 Washer Fluid
Undercarriage
 Sag, wear and break of crawler
 Oil leaks and wear on upper/lower rollers and front idlers
 Oil leaks from travel devices
 Looseness and missing of mounting bolts and nuts
Working Device
 Check cylinders, pipe lines and hoses for oil leaks and damages
 Wear and damage of the bucket
 Check bucket teeth for looseness, wear and missing
 Lubrication state of the working device
 Check for pin anti-extraction pins, stoppers, rings and bolts for damage
 Looseness and missing of mounting bolts and nuts
Others
 Operation of instruments, switches, lights and buzzer/horn
 Function of parking brake
 Deformation and break of head guard
 Abnormal outside appearance of machine
 Wear and damage of the seat belt

OPERATING THE ENGINE

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