23. MAINTENANCE SCHEDULE CHART 23.1 MAINTENANCE SCHEDULE CHART SERVICE ITEM PAGE INITIAL 250 HOURS SERVICE (only after the first 250 hours) Replace fuel filter cartridge 3-53 Replace transmission filter element and torque converter oil filter element 3-54 Change oil in power train case, clean strainer (incl.
transmission case, torque 3-57 converter case and bevel gear case) Change oil in hydraulic tank, replace hydraulic oil filter element 3-61 Change oil in final drive case 3-62 Check engine valve clearance, adjust 3-65 WHEN REQUIRED Clean inside of cooling system 3-23 Check, clean and replace air cleaner element 3-27 Check track tension 3-29 Check and tighten track shoe bolts 3-31 Check electrical intake air heater 3-31 Adjust idler clearance 3-32 Reverse and replace the end bits and cutting edges 3-33 Check and clean radiator fin 3-35 Clean fuel tank strainer 3-35 Drain water and sediment in fuel tank 3-35 Replace air conditioner belt 3-36 Check undercarriage oil 3-36 Clean air conditioner air filter (fresh/recirc filter) 3-37 Check, adjust air conditioner 3-38 Grease door hinge 3-38 Check door lock striker 3-38 Replace door damper 3-39 Bleed air from head end of right pitch cylinder (power tilt, power pitch dozer only) 3-39 Replace wiper blade 3-40 Check APS (Automatic Priming System) 3-41 3-18