What was found
WHILE ATTEMPTING TO CLOSE THE MED, THE AFT (LH SIDE FACING DOOR) SPRING ASSIST MECHANISM FAILED, PREVENTING DOOR OPERATION USING THE INTERIOR HANDLE AND REMAINING CABLE/SPRING. CORRECTIVE ACTION: ARRIVED ON SITE, GAINED ACCESS TO THE AIRCRAFT. GAINED ACCESS TO THE COUNTERBALANCE SPRING. FOUND THE AFT SPRING TO HAVE SNAPPED OFF AND CAUSING THE AFT CABLE TO HAVE NO TENSION. PERFORMED REPLACEMENT OF THE AFT COUNTERBALANCE SPRING. ADJUSTED SPRINGS. PERFORMED OPS CHECK OF THE MAIN ENTRY DOOR WITH NO FAULTS NOTED AT THIS TIME. RESTORED ALL ACCESS GAINED. ALL WORK PERFORMED I.A.W CE680 AMM TASK 52-10-50. SPRING P/N ON & OFF 6911319-202