101
MAINTENANCE
Maintenance Chart
Maintenance Items
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Walk-Around Inspection
Inspecting by opening the engine hood and covers 103
Inspecting by walking around the machine 104
Inspecting while sitting in the operator’s seat 104
Daily Inspection (Every 10 Hours)
Inspecting and replenishing the coolant 105
Inspecting and replenishing the engine oil 106
Inspecting the fuel level 106
Inspecting the hydraulic oil level and replenishing 107
Lubricating the working equipment 109
After First 50 Hours (New Machines Only)
Replacing the hydraulic oil return filter 110
Replacing the engine oil and oil filter 111
Inspecting and adjusting the fan belt 112
Every 50 Hours
Inspecting and adjusting the crawler tension 113
Lubricating the slew bearing 114
Inspecting the battery fluid level and replenishing 115
Draining the fuel tank 116
Every 100 Hours
Cleaning the fuel filter 117
After First 100 to 250 Hours (New Machines Only)
Replacing the travel motor gear oil* 118
Every 250 Hours
Replacing the engine oil and oil filter 119
Inspecting and adjusting the fan belt 119
Cleaning the air cleaner 119
* If the percentage of the traveling time within the total operating time is high, replace the
gear oil earlier than the specified time.
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