What was found
DURING DAILY INSPECTION, MECHANIC FOUND A CRACK IN THE SKIN JUST BELOW TAIL BOOM ATTACH FITTING ON UPPER LEFT HAND SIDE OF THE AIRFRAME. INSP REVEALED THE MAIN BEAM CAP WAS BROKEN. MAINT REMOVED HELICOPTER FROM SERVICE. REMOVED RT HAND FITTING AND UPPER LT HAND FITTING FROM ANOTHER HELICOPTER S/N 36043, (SISTER SHIP). LT HAND FITTING HAD EVIDENCE OF CHIPS AND BURRS ON ALL BUT 2 HOLES. BEAM CAP IS THE SAME. MOST OF THE HOLES HAD NOT BEEN DEBURRED. THIS IS ON THE BROKEN FITING AND BEAM CAP. AFTER REMOVING A SECTION OF THE FWD PORTION OF BEAM CAP, FOUND HOLES HAD NOT BEEN DEBURRED. THE RIGHT HAND FITTING LOOKS THE SAME. ALL BUT 3 OF THE HOLES WERE NOT DEBURRED. (X)