What was found
DURING MBV INSPECTION, QA FOUND LT UPPER FUSELAGE SKIN WITH 2 CRACKS AT FRAME 75 BETWEEN STRINGERS 1L & 3L. ACFT WAS REMOVED FROM SERVICE FOR MBV INSPECTION & WILL BE RETURNED TO SERVICE AFTER MBV INSPECTION. PERFORMED PERMANENT REPAIR TO FUSELAGE SKIN AT FRAME 75 BETWEEN STRINGERS 1L & 3L IAW ERS-EM-53MR-924. ACFT WILL BE RETURNED TO SERVICE AFTER MBV INSPECTION. (REPAIR MATERIALS, FILLER 2024T3 .063, REPAIR DOUBLER 2024T3 .080, REPAIR ANGLE 2024T3 .063, ANGLE FILLER 2024T3 .032.