5-15
MAINTENANCE
MAINTENANCE LIST
Inspection and maintenance item Page
Every 500 hours
Replacing the fuel filter 5-42
Every 1000 hours
Replacing the hydraulic oil return filter 5-44
Replacing the travel motor gear oil* 5-44
Replacing the air cleaner element 5-44
Replacing the air breather 5-45
Inspecting and adjusting the engine valve clearance 5-46
Replacing the pilot line filter 5-46
Every 1500 hours
Inspecting and cleaning the engine fuel injectors 5-47
Inspecting the crankcase breather system 5-47
Every 2000 hours
Cleaning the engine cooling system 5-48
Lapping the engine valve seats 5-49
Every 4000 hours
Replacing the hydraulic oil and cleaning the suction strainer 5-50
When required
Replacing the bucket teeth and the side cutters 5-53
Replacing the bucket 5-56
Adjusting the gap between the bucket and arm (If equipped) 5-58
Lubricating the levers and pedals 5-60
Inspecting the rubber crawlers 5-61
Replacing the rubber crawlers 5-62
Inspecting and replenishing the windshield washer fluid 5-63
*: If the percentage of the traveling time within the total operating time is high, replace the gear
oil earlier than the specified time.