Table of Contents
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Section
Check Transmission Oil Level
Replace Transmission Oil Filter Cartridge
Transmission
Replace Transmission Oil and Clean
& Torque
Suction Strainer
Converter
Clean Transmission/Torque Converter Air
Breathers
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)
Greasing (Axle Seal)
Axle system
Greasing (Propeller Shaft Spline)
Replace Differential Gear Oil
Replace Planetary Gear Oil
Retighten Front Axle and Rear Axle
Support Mounting Bolts
Greasing (Main (1st) Propeller Shaft)
Greasing (Front (2nd) Propeller Shaft)
Greasing (Center (2nd) Propeller Shaft)
Greasing (Rear (3rd) Propeller Shaft)
Clean Axle Oil Cooler Fins (Option)
Check Play Amount in Joystick Steering
Greasing (Steering Cylinder)
Steering
system
Clean Pilot Oil Filter
Check Gas Pressure in Accumulator
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)
Check Gas Pressure in Accumulator
Clean Pilot Oil Filter
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
Every 12000 hours
As required
*1
7-12
Page
7-30
7-31
7-31
7-34
7-95
7-21
7-94
7-23
7-35
7-36
7-95
7-39
7-24
7-23
*3
7-37
7-38
7-118
7-22
*3
7-22
*3
7-23
*3
7-23
*3
7-40
7-113
7-20
7-47
7-52
7-89
7-88
7-90
7-92
7-91
7-93
7-93
7-48
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Table of Contents
Troubleshooting
