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MAINTENANCE MAINTENANCE SCHEDULE CHART MAINTENANCE SCHEDULE CHART MAINTENANCE SCHEDULE CHART 4- 68 4- 73 4- 76 4- 82 4- 83 4- 84 4- 86 4- 24 4- 30 4- 33 4- 33 4- 34 4- 35 4- 36 4- 38 4- 41 4- 42 4- 43 4- 44 4- 45 4- 46 4- 50 4- 50 4- 51 4- 52 4- 53 4- 56 4- 57 4- 58 4- 59 4- 60 4- 61 4- 62 4 - 21 INITIAL 250 HOURS SERVICE (ONLY AFTER THE FIRST 250 HOURS) Replac e transmission va lve oil filter e Change oil in t ransmissio n case, brak Replac e transmission an d rear brake cooling oil filter element Replac e steeri ng, hoist o il tank filter e Change oil in f inal drive c Change oil in d ifferential Change oil in s teering, h WHEN REQUIRE Check, clean o r replace Clean i nside o f cooling s Check l evel of window w asher fluid, a Clean a ir conditioner air f Check r efriger ant (gas) l Check dump b Check l ength o f suspens ion cylinder, check oil level Bleedin g air fr om fuel cir Bleed a ir from rear brake Bleed a ir from front brak Bleed a ir from parking br Clean, check r adiator fin s and after c Check play of output cou pling of outp Selectio n and inspection of tires CHECK BEFOR E STARTI EVERY 250 HOURS SERVIC Check oil level in differen tial case, ad Check oil level in final dri ve case, add Lubrication Check drive sh Check l evel of battery el Clean b reathe Check f rame Check braking capacity o f foot brake Check braking capacity o f retarder br Check braking capacity o f parking br Check, clean a utomatic s uspension s pressure Check of accumulator ga