What was found
DURING PACK HEALTH CHECK AMT WENT TO AFT (DISARMED) DOOR TO WORK CARDS FOR HEALTH CHECK. AMT LOOKED DOWN CAT WALK AND NOTICED TAIL CONE SLIDE BUSSEL OPENED AND TAIL CONE SLIDE HALF WAY OPENED BUT NOT BLOWN. THIS COULD PREVENT PROPER OPERATION OF THE ESCAPE PATH AND IT IS NOT IN COMPLIANCE WITH 14 CFR PART 121.703. MAINTENANCE REPLACED THE TAIL CONE ESCAPE SLIDE PER B717 WORKCARD #2561-9006. (LP #2406635)