What was found
DURING MBV INSPECTION, QA FOUND RT UPPER FUSELAGE SKIN WITH 3 CRACKS AT FRAME 75 BETWEEN STRINGERS 1R & 3R. 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 1R & 3R IAW ERS-EM-53MR-923. 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.