What was found
DURING A CPCP 4 INSPECTION PERFORMED AT AMR EAGLE MAINTENANCE CENTER, FOUND LIGHT CORROSION ON AFT AVIONICS DOOR FLANGES (FWD AND AFT). REMOVED AND REPLACED WITH NEW DOOR IAW ATR 42 SRM 20-21-00. CAUSE OF DAMAGE: ENVIRONMENTAL, LAVATORY, GALLEY SPILL. AIRCRAFT TT: 18,688.4 HOURS. TAC: 23,278.