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Daily Check
Arm
Bucket Cylinder
Link B
Link A
Bucket
Side Cutter
1. Level of engine oil and coolant
2. Starting easiness, exhaust gas color, and noise
3. Oil and water leaks, damage to hoses and pipe
lines
4. Clogging and damage to radiator, oil cooler and
intercooler
5. Looseness and missing of mounting bolts and
nuts
6. Drain Fuel Filter
1. Fuel level, leaks, contamination and drainage of
fuel in tank
2. Hydraulic oil level, leaks and contamination of
hydraulic oil tank
3. Movement, play and operating force of all
control levers
4. Operation of all hydraulic components, oil leaks
and damage to pipe lines and hoses
5. Deformation, break and abnormal noise of
upper structure
6. Looseness and missing of mounting bolts and
nuts
7. Washer Fluid
Conduct daily check before the machine is operated.
Arm Cylinder
Work Light
Boom Cylinder
Cab
Tooth
Control Lever
Air Cleaner
Front Idler
Track Adjuster
Washer Tank
Upper Roller
Track Frame
Lower Roller
Check Points
MAINTENANCE
Boom
Center Joint
Tools (ZX135US-5B)
Swing Bearing
Control Valve
Swing Reduction Gear
Travel Device
Track Link
Shoe
1. Sag, wear and break of crawler
2. Oil leaks and wear on upper/lower rollers and front
idlers
3. Oil leaks from travel devices
4. Looseness and missing of mounting bolts and nuts
1. Check cylinders, pipe lines and hoses for oil leaks
and damages
2. Wear and damage of the bucket
3. Check bucket teeth for looseness, wear and missing
4. Lubrication state of the working device
5. Check for pin anti-extraction pins, stoppers, rings
and bolts for damage
6. Looseness and missing of mounting bolts and nuts
1. Operation of instruments, switches, lights and
buzzer/horn
2. Function of parking brake
3. Deformation and break of head guard
4. Abnormal outside appearance of machine
5. Wear and damage of the seat belt
7-9
Hydraulic Oil Tank
Fuel Tank
Engine
Muffler Filter
Pump
Pilot Filter
Engine Oil Filter
Counterweight
Tools (ZX225US-5B/225USLC-5B)
Radiator, Oil Cooler, Inter Cooler
Reserve Tank
Battery
Grease Gun Holder
Track
Check Points
MDCN-07-079
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