As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DUE TO MULTIPLE REPORTS OF 1R DOOR HARD TO ARM. T/S PER B757 FIM 56-11 TASK 815-813. TIGHTENED MULTIPLE LOOSE NUTS ON GIRT BAR ARMING MECHANISM. ARM SLIDE OPS CK GOOD. REF B757 AMM 52-11 INSPECTED GIRT BAR ARMING MECHANISM AND VERIFIED PIN FROM SLIDE REMOVED. A/C OK FOR SVC.