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 and additional fuel filter cartridge (machines equipped with additonal fuel filter 3-24 Check engine valve clearance, adjust 3-24 WHEN REQUIRED Check, clean and replace air cleaner element 3-25 Clean inside of cooling system 3-27 Check and tighten track shoe bolts (machines equipped with metal shoes) 3-31 Check and adjust track tension (machines equipped with metal shoes) 3-32 Check electrical intake air heater 3-34 Replace bucket teeth (vertical pin type) 3-35 Replace bucket teeth (horizontal pin type) 3-38 Adjust bucket clearance 3-39 Check window washer fluid level, add fluid 3-40 CHECK BEFORE STARTING Check coolant level, add water 3-41 Check fuel level, add fuel 3-42 Check oil level in hydraulic tank, add oil 3-43 Check air cleaner for clogging 3-44 Check electric wirings 3-44 Check function of horn 3-45 EVERY 50 HOURS SERVICE Drain water and sediment from fuel tank 3-46 EVERY 100 HOURS SERVICE Lubricating 3-47 Boom cylinder foot pin (2 points) 3-47 Boom foot pin (2 points) 3-47 Boom cylinder rod end (2 points) 3-47 PC130/150LGP-6K ENG 3-21