What was found
DURING SCHEDULED INSPECTION 2 OF 3 RIVETS HOLDING THE ALTERNATE AIR DOOR HINGE, SHEARED. UPON REMOVAL OF AIR BOX ASSEMBLY, A CRACK WAS FOUND EXTENDING ACROSS THE WELD AND INTO EACH TUBE FORMING THE 90 DEGREE TURN OF THE ASSEMBLY.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING SCHEDULED INSPECTION 2 OF 3 RIVETS HOLDING THE ALTERNATE AIR DOOR HINGE, SHEARED. UPON REMOVAL OF AIR BOX ASSEMBLY, A CRACK WAS FOUND EXTENDING ACROSS THE WELD AND INTO EACH TUBE FORMING THE 90 DEGREE TURN OF THE ASSEMBLY.