2017 CAT 988K PERFORM CERT. POWERTRAIN REBUILDINITIAL CONCERNCAT CERTIFIED POWERTRAIN REBUILDCAUSE OF FAILURECAT CERTIFIED POWERTRAIN REBUILDREPAIR COMMENTSBROUGHT MACHINE IN AND PREPPED FOR DISASSEMBLE.DRAINED FLUIDS, AND REMOVED TIRES, MACHINE PANELS,FENDERS, COVERS AND COMPONENTS TO BE REBUILT.REBUILT ENGINE, SWAPPED TRANSMISSION AND TORQUECONVERTER WITH REMAN COMPONENTS. REBUILT PARKINGBRAKE ASSEMBLY, AND FRONT AND REAR AXLES.INSTALLED NEW HYDRAULIC COOLER, FUEL COOLER ANDNEW AXLE COOLERS. CAC COOLER WAS REBUILT, ANDCOOLANT RADS WERE SENT OUT FOR TESTING ANDINSPECTED. NEW CEM INSTALLED, REPLACED ALLHYDRAULIC, TRANSMISSION, AND COOLING SYSTEM HOSES.REPLACED DAMAGED WIRING HARNESSES THAT WERE QUOTEDOR NEEDED TO BE REPLACED DURING REBUILD.RECONDITIONED; HYDRAULIC TANK, RIDE CONTROL VALVE,STEERING VALVE ANDIMPLEMENT VALVE. CHANGED HYDRAULIC FILTERS,TRANSMISSION FILTER, AND AIR FILTERS. FILLEDAXLES, TRANSMISSION, ENGINE AND HYDRAULIC SYSTEMWITH NEW FLUIDS. BLED SYSTEMS AND PRIMED FORSTARTUP. INSTALLED TIRES AND HOT TESTED MACHINE;CHECKING FOR LEAKS, NO LEAKS FOUND AND EVERYTHINGRUNNING TO SPEC. CALIBRATED PUMPS ANDTRANSMISSION, ASSEMBLED PANELS, FENDERS ANDCOVERS, FINAL FLUIDS CHECK AND WASH.RECONDITION AFTERCOOLERINITIAL CONCERNRECONDITION HYDRAULIC CONTROL VALVECAUSE OF FAILURERECONDITION HYDRAULIC CONTROL VALVEREPAIR COMMENTSREMOVED VALVES FROM MACHINE, DISASSEMBLED ANDINSPECTED ALL PARTS. CLEANED AND REASSEMBLEDVALVES WITH NEW SEALS AND PARTS NEEDED FROMINSPECTION. STEERING, RIDE CONTROL AND IMPLEMENTVALVES WERE ALL RECONDITIONED.REPLACE HYDRAULIC HOSES/LINESINITIAL CONCERNREPLACE HOSES/LINESCAUSE OF FAILUREHOSES THAT WERE STARTING TO RUB OR WEEP OIL ORHARDENEDREPAIR COMMENTSINSPECTED HOSES AND REPLACED AS PER REBUILD. ANYADDITIONAL HOSES THAT WERE FOUND DAMAGED WERE ALSOREPLACED. FITTINGS WERE RESEALED, AND HOSE CLAMPSREPLACED WITH NEW. ONCE THE MACHINE WAS MOBILE,HOSES WERE INSPECTED FOR LEAKS. NO ISSUES WEREFOUND DURING TESTING.REPLACE WIRING HARNESSINITIAL CONCERNREPLACE WIRING HARNESSCAUSE OF FAILUREFENDER LIGHT WIRING HARNESSES RUBBED OR WORETHROUGH, BATTERY TERMINAL AND JUNCTIONCONNECTIONS HAD SMALL AMOUNT OF CORROSION.REPAIR COMMENTSINSTALLED NEW FENDER LIGHT HARNESSES. REMOVEDBATTERY TERMINALS AND CLEANED CORROSION.REINSTALLED BATTERY CONNECTIONS AND APPLIEDTERMINAL SPRAY ON CONNECTIONS. SECURED ALL WIRING.RECONDITION AIR CONDITIONERINITIAL CONCERNRECONDITION AC COMPRESSORCAUSE OF FAILURERECONDITION AC COMPRESSORREPAIR COMMENTSINSTALLED NEW COMPRESSOR, REPLACED O RINGS,EVACUATEDAND RECHARGED SYSTEM, AND ADDED PAG OIL AS PERSPEC.RAN AND TESTED SYSTEM WITH NO ISSUES.RECONDITION CABINITIAL CONCERNRECONDITION CABCAUSE OF FAILUREWORN DOOR SEAL, DOOR STRUTREPAIR COMMENTSINSPECTED CAB AND ORDERED PARTS ACCORDINGLY.REPLACED DOOR SEAL AND STRUT WITH NEW PARTS.CLEANED THE CAB A
