What was found
WHILE RETRACTING AND EXTUENDING LANDING GEAR FOR ADJUSTMENT OF DROOPING IB MAIN WHEEL DOOR NOTED ABNORMAL NOISE AND VIBRATION DURING APPROXIAMTE MID-TRAVEL. INVESTIGATED FURTHER, FOUND RT MLG RETRACT ROD ASSY. CHAFING ON PN 002-920000-49 AND PN 002-920000-51 RT WHEEL WELL FUEL CROSSFEED TUBES. VISUALLY INSPECTED FUEL TUBE ASSY. FOUND CHAFING ON EXTERIOR NEGLIGIBLE. REPOSITIONED AND SECURED FUEL TUBES AS REQUIRED FOR CLEARANCE WITH RETRACT ROD DURING RETRACT/EXTENSION OPERATIONS. RECOMMEND 1-TIME INSP OF AREA; IF NOT NOTICED EARLY COULD RESULT IN CHAF-THROUGH AND SUBSEQUENT FUEL LEAKAGE. (K)