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MAINTENANCE
Maintenance Chart
* If the percentage of the traveling time within the total operating time is high, replace the
gear oil earlier than the specified time.
Maintenance Items See page
Walk-Around Inspection
Inspecting by opening the engine hood and covers 118
Inspecting by walking around the machine 119
Inspecting while sitting in the operator’s seat 119
Daily Inspection (Every 10 Hours)
Inspecting and replenishing the coolant 120
Inspecting and replenishing the engine oil 121
Inspecting the water separator 121
Inspecting the fuel level 122
Inspecting the hydraulic oil level and replenishing 122
Lubricating the working equipment 124
After First 50 Hours (New Machines Only)
Replacing the hydraulic oil return filter 125
Replacing the engine oil and oil filter 126
Inspecting and adjusting the fan belt 127
Every 50 Hours
Inspecting and adjusting the crawler tension 128
Lubricating the slew bearing 130
Inspecting the battery fluid level and replenishing 131
Draining the fuel tank 132
After First 250 Hours (New Machines Only)
Replacing the travel motor gear oil* 133
Every 250 Hours
Replacing the engine oil and oil filter 134
Inspecting and adjusting the fan belt 134
Cleaning the air cleaner 134
Cleaning the radiator fins and oil cooler fins 136