What was found
AIRCRAFT WAS GROUNDED: FLIGHT DECK DOOR DIFFICULT TO OPEN, HAD TO USE A METAL GALLEY KNIFE TO OPERATE THE DOOR HANDLE IN FLIGHT. MAINTENANCE FOUND THE TOP AND CENTER ELECTRICAL RELEASE DOOR STRIKES MOUNTING SCREWS AND SHIMS LOOSE CAUSING EXCESSSIVE PLAY. MAINTENANCE INSTALLED DOOR STRIKES PER AMM 52-51-12 AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK. AALA202307242611 (TOP STRIKE) AND AALA202307249121 (CENTER STRIKE)