What was found
OKC - DURING HV CHECK, FOUND AFT TAILCONE PASSENGER EXIT EMERGENCY SLIDE FAILED TO DEPLOY DURING DEPLOYMENT TEST. THE LANYARD BROKE DURING TAILCONE DEPLOYMENT AND, AS A RESULT, DID NOT PULL OPEN THE SLIDE COVER, ALLOWING THE SLIDE TO DEPLOY. THE LANYARD WAS REPLACED, AND A SUCCESSFUL SLIDE DEPLOYMENT ACCOMPLISHED. THE SLIDE ASSEMBLY WAS THEN REPLACED AS WELL. (M)