What was found
DURING ROUTINE MX INSPECTIONS, ATS FOUND THAT THE OUTER SKIN OF ACCESS DOOR 311AL WAS DAMAGED BEYOND ECONOMICAL REPAIR. THERE ARE NO REPLACEMENT 148N6401-2 DOOR ASSEMBLIES, AND THE CHEM MILLED 148N6404-1 OUTER SKIN IS NOT AVAILABLE. MANUFACTURER WAS CONTACTED FOR REPLACEMENT OF THE CHEM MILLED OUTER SKIN WITH A CONSTANT THICKNESS SKIN OF SAME MATERIAL. THE REPAIR DETAILS ARE DOCUMENTED IN ER/A 471515-14