MAINTENANCE 19. WEAR PARTS LIST Wear parts such as the filter elements, bucket teeth, etc. are to be replaced at the time of periodic maintenance or before their abrasion limits. The wear parts should be changed correctly in order to use the machine economically. For part change, genuine Komatsu parts of excellent quality should be used. When ordering parts, please check the part number in the parts book. Use the current parts book to write in the numbers. ( ): The items in parentheses are to be replaced at the same time. WA450-3MC 3-8 Item Part No. Part Name Qty.
Replacement frequency Air conditioner air filter Element 2 Every 100 hours of service Engine oil filter Cartridge 1 Every 250 hours of service Transmission oil filter Element (O-ring) (O-ring) (O-ring) (Gasket) 1 Every 500 hours of service Fuel filter Cartridge 1 Every 500 hours of service Coolant corrosion resistor Cartridge 1 1 (1) (1) (1) (1) Every 1,000 hours of service Transmission strainer O-ring 1 Every 1,000 hours of service Hydraulic oil filter Element (O-ring) 1 (1) Every 2,000 hours of service Hydraulic tank breather Element 1 Every 2,000 hours of service Air cleaner Outer Element Inner Element 1 1 When required Bucket teeth and mounting bolts Center edge Side edge (Bolt) (Washer) (Nut) 1 2 (8) (8) (8) When required