. MAINTENANCE MAINTENANCE SCHEDULE MAINTENANCE SCHEDULE CHART 55 69 69 18 24 26 27 29 30 33 34 35 36 38 41 43 44 CHECKS BEFORE STARTING 46 48 49 50 51 52 54 55 56 57 58 60 4 - 14 MAINTENANCE SCHEDULE If the mac hine is equippe d with a hydraulic br eaker, the maintenance schedule for some parts will be different. For details, se e "MAINTEN ANCE INTERVAL F OR HYDRAULIC BREAKER (PAGE 4-16)" to confirm the correct intenance.
confirm correct maintenan ce schedule w hen carrying out ma INITIAL 250 HOURS MAINTENANCE (ONLY AFTER THE FIRST 250 HOURS) REPLACE FUEL FILTE R CARTRIDGE JUST CHECK E NGINE VALV E CLEARANCE, AD 4 - 4 - INITIAL 1000 HOURS MAINTENANCE (ONLY AFTER THE FIRST 1000 HOURS) CHECK E NGINE VALV E CLEARANCE, AD 4 - WHEN REQUIRED EPLACE AIR CREANER ELEMENT LING SYSTEM TRACK SHOE BOLTS RACK TENSION NTAKE AIR HEATER ETH (VERTICAL PIN TYPE) ETH (HORIZONTAL PIN TYPE) ARANCE HER FLUID LEVEL, ADD FLUID IR CONDITIONER FLOOR HYDRAULIC SYSTEM ING INTERNAL PRESSURE IN HYDRAULIC CIRCUIT S CHARGE PRESSURE IN ACCUMULATOR (CONTROL CIRCUIT) CHECK, C LEAN AND R EPLACE AIR CREA NER ELEMENT CLEAN IN SIDE OF COO LING SYSTEM CHECK A ND TIGHTEN TRACK SHOE BOL CHECK A ND ADJUST T RACK TENSION CHECK E LECTRICAL I NTAKE AIR HEATE REPLACE BUCKET TE ETH (VERTICAL PI REPLACE BUCKET TE ETH (HORIZONTAL PIN TYPE) ADJUST B UCKET CRE CHECK W INDOW WAS HER FLUID LEVEL, ADD FLUID CHECK A ND ADJUST A WASHING WASHABLE BLEEDIN G AIR FROM HYDRAULIC SYSTE METHOD FOR RELEAS ING INTERNAL PR ESSURE IN HYDRAULIC CIRCUIT CHECK N ITROGEN GA S CHARGE PRESS URE IN ACCUMULATOR (CONTROL CIRCUIT 4 - 4 - 4 - 4 - 4 - 4 - 4 - 4 - 4 - 4 - 4 - 4 - 4 - 4 - EVERY 100 HOURS MAINTE NANCE LUBRICATING 4 - EVERY 250 HOURS MAINTE NANCE LUBRICATING RCLE (2 PLACES) WING MACHINERY CASE, ADD OIL INAL DRIVE CASE, ADD OIL TERY ELECTROLYTE NER COMPRESSOR BELT TENSION, ADJUST LUBRICA TE SWING CI Y CASE, ADD OIL , ADD OIL TE R BELT TENSION, ADJUST CHECK O IL LEVEL IN S WING MACHINER Y CASE, ADD OIL CHECK O IL LEVEL IN F INAL DRIVE CASE CHECK L EVEL OF BAT TERY ELECTROLY CHECK A IR CONDITIO NER COMPRESSO R BELT TENSION , ADJUST 4 - 4 - 4 - 4 - 4 - 4 - EVERY 500 HOURS MAINTE NANCE R CARTRIDGE GREASE LEVEL, ADD GREASE RADIATOR FINS, OIL COOLER FINS, CONDENSER FINS AND AFTER REPLACE FUEL FILTE CHECK S WING PINION GREASE LEVEL, ADD GREASE CLEAN A ND INSPECT COOLER FINS AIR FILTER OF AIR CONDITIONER (IF EQUIPPED) ELEMENT IN HYDRAULIC TANK CLEAN F RESH/RECIRC AIR FILTER OF AI R CONDITIONER (IF EQUIPPED) REPLACE BREATHER ELEMENT IN HYDR AULIC TANK 4 - 4 - 4 - 4 - 4 -