What was found
UPON ARRIVAL @ ABY, SLIDE ON MAIN ENTRY DOOR WOULD NOT DISARM DISARM HANDLE WAS BLOCKED FROM FINAL 1" OF AFT TRAVEL COORINATED WITH MX TO OPEN DOOR FROM OUTSIDE. DEFERED L1 DOOR SLIDE IAW MEL 52 11 01 2 3 DMP COMPLIED WITHFOUND DEFECTIVE GIRT BAR AND SLIDERS, INSTALLED NEW GIRT BAR & SLIDES REF AMM 25-61-21.