What was found
BNA - AIRCRAFT WAS IN MAINT FOR A 4,000-HR INSPECTION. JETSTREAM MAINT TASK 35-20-00 REQUIRES PASSENGER OXYGEN MASKS BE DELPOYED, INSPECTED, CLEANED, AND REPACKED EVERY 4,000 HOURS. DURING INSPECTION, NOTICED AFTER DEPLOYING OXYGEN MASKS, A MAJORITY WERE FUSED TOGETHER. THEY HAD TO BE SEPARATED CAREFULLY BY HAND. THREE OF THE 23 MASKS WERE TORN WHILE ATTEMPTING TO SEPARATE THE MASKS. HISTORY: DATE CODES OF 3 TORN MASKS, 6/90, 9/90, AND 10/90. ACFT PLACED IN SERVICE 1/91. ACFT OPER BY AMR EAGLE FROM 1/91-4/96. ACFT STORED IN DESERT FROM 4/5/96 TO 5/23/97. ACFT BACK IN SERVICE 6/4/97. LAST INSP OF MASKS 5/9/95. APPROX 65 TO 75 PERCENT OF THE MASKS STICKING OR FUSED TOGETHER. PART TC: 13,093. (X)