What was found
UNIT RECEIVED WITH FAILURE REASON OF WHEEL WONT TURN. UNIT HAD EXCESSIVE FREE PLAY BEFORE DISASSEMBLY. INTERNAL STEEL PARTS WERE FOUND TO BE CORRODED. THE DIFFERENTIAL WAS PITTED OVER ALL SURFACES. IT LOOKED LIKE IT WAS DISINTIGRATING. THE OTHER INTERNAL PARTS HAD LARGE PITS ON SMALLER AREAS. CORROSION OF THE STEEL PARTS IN THIS UNIT, TO THIS EXTENT HAS NOT BEEN SEEN AT THIS FACILITY. NOTE: UNIT ALSO HAD AN OUTPUT SHAFT SPLIT PIN WHICH WAS CRACKED AS PREVIOUSLY REPORTED. THE SAFETY WIREAS REQUIRED, WAS NOT PRESENT TO PREVENT THE LOSS OF STEERING WHEN THE BROKEN PIN FALLS OUT OF THE OUTPUT SHAFT.