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MAINTENANCE MAINTENANCE SCHEDULE CHART MAINTENANCE SCHEDULE CHART MAINTENANCE SCHEDULE CHART 53 56 62 17 21 24 25 26 27 28 28 29 32 33 34 36 37 38 39 CHECK BEFORE STARTING 42 43 43 44 45 47 47 48 48 49 50 4 - 14 INITIAL 250 HOURS SERVICE (ONLY AFTER THE FIRST 250 HOURS) CHANG E TRANSMISSION OIL FILTER C ARTRIDGE REPLAC E H YDRAULIC TAN K FILTER EL EMENT 4 - 4 - INITIAL 1000 HOURS SERVICE (ONLY AFTER THE FIRST 1000 HOURS) CHECK ENGINE V ALVE CL EARANCE, A DJUST 4 - WHEN REQUIRED CHECK, CLEAN, O R REPLA CLEAN INSIDE OF COOLIN CHECK WATER S EPARAT CHECK TRANSMISSION OI L LEVE CHECK AXL E OIL E CAS LEVEL, A DD OIL CHECK AXL E BREAT CLEAN CONDENS ER OF A IR CONDENS CHECK WINDOW WASHIN G FLUID LEVE L, ADD FLUID CLEAN RADIATOR FINS AN D COOLER F CHECK ELECTRIC AL INTA KE AIR HEATE TURN, REPLACE BOLT ON CUTTING ED REPLAC E B UCKE T TEETH CHECK AIR CONDITIONER REPLAC E S LOW-BLOW FU CHECKING FUNCTION OF ACCUMULAT SELECTION AND I NSPECT ION OF TIRES 4 - 4 - 4 - 4 - 4 - 4 - 4 - 4 - 4 - 4 - 4 - 4 - 4 - 4 - 4 - 4 - EVERY 50 HOURS SERVICE DRAIN WATER, SE DIMENT FUEL TANK 4 - EVERY 100 HOURS SERVICE LUBRICATE REAR AXLE PI LUBRICATE REAR VOT PI CHECK OIL LEVEL IN HYDRAULIC TANK , ADD OIL CLEAN ELEMENT IN AIR C ONDITIONER FRESH AIR FILTER 4 - 4 - 4 - EVERY 250 HOURS SERVICE CHECK BATTERY CHECK PARKING BRAKE CHECK AIR CONDITIONER COMPRESS CHECK FOR LOO SE WHEE L HUB BOLTS , TIGHTEN CLEAN ELEMENT IN AIR C ONDITIONER RECIRCULATION FILTER CHECKING FUNCTION OF ACCUMULAT LUBRICATING 4 - 4 - 4 - 4 - 4 - 4 - 4 - TENSION, ADJUST