What was found
PILOT'S REPORTING NEEDING TO USE A SIGNIFICANT INCREASE OF PRESSURE ON CYCLIC FOR FORWARD FLIGHT. ALSO NOTED LOSS OF CYCLIC PRESSURE WHEN PREFORMING AUTOROTATION'S. BRINELLING FOUND ON SPINDLE BEARINGS FOR THE SECOND TIME IN RECENT HISTORY. TIME IN SERVICE OF FIRST DISCOVERED FAILURE: 269.9 HOURS. TIME SINCE LAST SPINDLE BEARING REPAIR (PERFORMED BY ROBINSON): 209.8 HOURS. WHEN THE FIRST OCCURRENCE WAS DISCOVERED THE BOTH SPINDLES AND BLADES HAD 269.9 HOURS SINCE NEW, BOTH SPINDLES AND BLADES WERE RETURNED TO THE MANUFACTURER (ROBINSON) FOR SPINDLE BEARING REPAIR. IT HAS BEEN ANOTHER 209.8 HOURS SINCE THE REPAIR AND THE SAME ISSUE HAS OCCURRED.