What was found
RED SLIDE ARM/DISARM LIGHT ILLUMINATED WITH HORN SOUNDED FROM APPROX CLIMBING THRU FL290 DURING CRUISE AND STOPPED ONCE DESCENDING THRU FL190. INSPECTED CREW ENTRY DOOR AND FOUND DOOR LINING NOT ATTACHED SECURELY. INSPECTED AND RESCURED LINING IAW AMM 52-10-13/401.OPERATED DOOR SEVERAL TIMES, ALL CHECKED GOOD IAW MM 52€“00-00. PERFORMED TEST IAW MM 52-73-00/0501. NO DEFECTS NOTED AT THIS TIME . VERIFIED WITH TECH SUPPORT NO HISTORY OF THIS DISCREPANCY. OK FOR SERVICE