What was found
PREVIOUS REPAIR TO LEFT SIDE FUSELAGE SKIN HAS SUBSTAINED FURTHER DAMAGE ON FUSELAGE SKIN EXTERNAL DOUBLER. PERFORMED A MAJOR REPAIR TO FUSELAGE SKIN AT FS 310 BETWEEN STRINGER 15R AND 16R BY REMOVING DAMAGED TOP REPAIR DOUBLER. NO DAMAGE FOUND ON BOTTOM DOUBLER AND FILLER. FABRICATING NEW REPAIR DOUBLER FROM 2024T3.063 (WVAC PO 32572/1) AND INSTALLING IAW BOMBARDIER INC REO 601R-53-21-180 REV NC.