Table of Contents
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Section
Check Transmission Oil Level
Transmission
Replace Transmission Oil Filter Cartridge
& Torque
Replace Transmission Oil
Converter
Clean Torque Converter Air Breather
Check Tire for Damage
Greasing (Axle Support)
Check Tire (Tire Pressure)
Greasing (Propeller Shaft Pillow Block
Bearing)
Check Differential Gear Oil Level
Check Planetary Gear Oil Level
Check Wheel Bolt Torque
Replace Axle Oil Cooler Line Filter
(Option)
Axle system
Greasing (Axle Seal)
Greasing (Front Propeller Shaft Spline)
Replace Differential Gear Oil
Replace Planetary Gear Oil
Retighten Front Axle and Rear Axle
Support Mounting Bolts
Greasing (Front Propeller Shaft)
Greasing (Center Propeller Shaft)
Greasing (Rear Propeller Shaft)
Clean Axle Oil Cooler Fins (Option)
Check Steering Wheel Play
Check Play Amount in Joystick Steering
(Option)
Greasing (Steering Cylinder)
Steering
Clean Pilot Oil Filter
system
Check Gas Pressure in Steering
Accumulator
Check Gas Pressure in Joystick Steering
Accumulator (Option)
Check Parking Brake Force
Check Right and Left Brake Interlocking
Performance
Check Parking Brake Gear Oil Level
Check Accumulator Function, Gas
Brake system
Leakage, Looseness, and Damage
Replace Parking Brake Gear Oil
Check Brake Disks (Service and Parking)
Clean Pilot Oil Filter
Check Gas Pressure in Accumulator
f
NOTE:
*1 Add grease daily during first 50 hours of operation. In case the machine is engaged in
excavation in mud, water or snow, add grease after each work shift.
*3 Shorten maintenance intervals when the machine is operated under severe conditions or
when the machine is continuously operated for a long period of time.
MAINTENANCE
Item for check
: First time replacement or cleaning only
Operating hours
10
50
100 250 500 1000 2000 4000 4500
Every 12000 hours
Every 12000 hours
Every 12000 hours
As required
*1
7-11
Page
7-29
7-30
7-30
7-33
7-95
7-21
7-94
7-22
7-34
7-35
7-95
7-38
7-23
7-22
*3
7-36
7-37
7-120
7-21
*3
7-22
*3
7-22
*3
7-38
7-114
7-115
7-20
7-44
7-50
7-50
7-89
7-88
7-90
7-92
7-91
7-93
7-45
7-93
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Table of Contents
Troubleshooting
