What was found
F/A REPORTS DIFFICULTY OPENING AND CLOSING THE MAIN CABIN DOOR. REMOVED WORN HARDWARE, BUSHINGS, AND BELLCRANK FROM MAIN PAX DOOR SUPPORT LINK. INSTALLED NEW HARDWARE, PLAIN BUSHING, AND BELLCRANK ASSY ON SUPPORT LINK ASSY. OPS AND LEAK CHECKED GOOD. REMOVED AND REPLACED THE PAX DOOR UPPER HINGE FITTING BUSHINGS IAW AMM 52-18-00, INSTALLATION TASK I. STEPS 4 AND 6.