. MAINTENANCE WEAR PARTS 4 - 8 WEAR PARTS Replace w ear parts such as t he filter element or a ir cleaner element a t the time of periodic maintenance or before they reach the wear limit. The wear parts should b e replaced correctly in order t o ensur e more economic use of the machine. When replacin g parts , always use Komatsu genuine parts. As a resu lt of our continuou s e fforts to improve produ ct q uality, the so inform Komatsu d istributor of the machine seria l number and check fo r the la test part numbe r when ordering parts WEAR PARTS LIST The parts in parentheses are to be replaced a t the same Item Part No.
Part Name Q'ty Replacement frequency Engine oil filter 600-211-1340 Cartridge 1 EVERY 500 HOURS Fuel pre-filter 600-311-3400 Cartridge 1 EVERY 500 HOURS Transmission oil filter 714-07-28712 Cartridge 1 EVERY 1000 HOURS O-ring for transmission strainer 07000-75085 O-ring 1 EVERY 1000 HOURS Fuel main filter 600-311-3520 Cartridge 1 EVERY 1000 HOURS Corrosion resistor 600-411-1151 Cartridge 1 EVERY 1000 HOURS Hydraulic oil strainer 22B-60-11160 (07000-15160) Strainer (O-ring) 1 (1) EVERY 2000 HOURS Hydraulic oil filter 20Y-60-31121 (07000-15195) Element (O-ring) 1 (1) EVERY 2000 HOURS Hydraulic tank breather 423-60-35460 Element 1 EVERY 2000 HOURS Air cleaner 600-185-5100 Element Ass'y 1 - Air conditioner filter Fresh 426-07-32440 Element 1 EVERY 2000 HOURS Recirc 426-07-32450 Element 1 EVERY 2000 HOURS PPC accumulator 425-62-23750 (07002-12034) Accumulator (O-ring) 1 EVERY 4000 HOURS Bolt on cutting edge Standard type 421-815-3210 421-815-3220 (02090-11485) (02290-11422) (01643-32260) Center edge Side edge (Bolt) (Nut) (Washer) 2 2 (18) (18) (18) - Long life type 421-T79-3210 421-T79-3220 (02090-11485) (02290-11422) (01643-32260) Center edge Side edge (Bolt) (Nut) (Washer) 2 2 (18) (18) (18) - Segment type 421-838-1110 421-838-1120 (02091-11600) (02290-11625) (01643-22460) Center edge Side edge (Bolt) (Nut) (Washer) 6 2 (16) (16) (16) -