5-14
MAINTENANCE
MAINTENANCE LIST
MAINTENANCE LIST
*: If the percentage of the traveling time within the total operating time is high, replace the gear
oil earlier than the specified time.
AC: Air Conditioner
Inspection and maintenance item Page
Walk-around inspection
Inspecting by opening the engine hood and rear door 5-16
Inspecting by walking around the machine 5-17
Inspecting while sitting in the operator’s seat 5-17
Daily inspection (every 10 hours)
Inspecting and replenishing the coolant 5-18
Inspecting and replenishing the engine oil 5-19
Inspecting the water separator 5-20
Inspecting the fuel level 5-20
Inspecting the hydraulic oil tank level and replenishing 5-21
Lubricating the working equipment 5-22
Inspecting and removing combustible materials from the rear and belly of machine 5-23
After the initial 50 hours (only for new machines)
Replacing the engine oil and the oil filter 5-24
Replacing the hydraulic oil return filter 5-26
Replacing the pilot line filter 5-27
Inspecting and adjusting the fan belt 5-28
Inspecting and adjusting the compressor belt (AC) 5-30
Every 50 hours
Inspecting and adjusting the track tension 5-31
Draining the water from the fuel tank 5-32
Inspecting the battery fluid level and replenishing 5-33
Inspecting the bucket stoppers (bolts/nuts) 5-34
Inspecting for and removing any combustibles around the battery 5-35
Every 100 hours
Cleaning the water separator 5-37
After the initial 250 hours (only for new machines)
Replacing the travel motor gear oil* 5-38
Every 250 hours
Inspecting and adjusting the fan belt 5-39
Inspecting and adjusting the compressor belt (AC) 5-39
Replacing the air cleaner element** 5-40
Cleaning the radiator fins and the oil cooler fins 5-41
Cleaning the condenser (AC) 5-41
Cleaning the air filters (AC) 5-42
Inspecting the refrigerant (gas) level (AC) 5-43
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