MAINTENANCE SERVICE ITEM PAGE EVERY 250 HOURS SERVICE (continued) 3-51 3-51 3-51 EVERY 500 HOURS SERVICE Replace fuel filter cartridge 3-52 Replace transmission oil filter element 3-54 Replace coolant corrosion resistor 3-55 EVERY 1000 HOURS SERVICE Change oil in transmission case, clean strainer 3-56 Clean transmission case breather 3-57 Lubricate 3-57 3-57 3-57 3-57 3-57 Check and adjust engine valves 3-59 Check tension of drive belt 3-62 Check drive belt tensioner bearing and fan hub bearing 3-62 EVERY 2000 HOURS SERVICE Cooling system, replace coolant and flush the system 3-64 Change oil in hydraulic tank, replace hydraulic filter element 3-68 Replace hydraulic tank breather element 3-70 Change axle oil 3-71 Check brake disc wear 3-71 frequently or the brakes make noise, change the oil after a shorter interval.
3-27 WA420-3MC