What was found
DURING INSTALLATION BUNGEE CORD BROKE. HAD 2 REPORTS FROM 2 DIFFERENT CUSTOMERS FROM 1 BATCH OF PARTS. 20 PARTS IN TOTAL MADE UNDER THIS BATCH. NO REPORTS OF FAILURES FROM OTHER BATCHES. 7 PARTS WITH ONE CUSTOMER, THE REMAINING 11 REMOVED FROM STOCK. NO REPORT OF THE 7 OUTSTANDING FAILING. IN PROCESS OF ADVISING CUSTOMER. THE CURRENT PDA APPROVAL DOESN`T CALL FOR ANY "PROOF TESTING". PROOF TESTING IS GOING TO BE ADDED TO PART PRODUCTION TO CATCH ANY POSSIBLE FUTURE FAILURES. THE 7 CUSTOMER PARTS ARE GOING TO BE REPLACED. THE BUNGEE CORD IS A NON CRITICAL PART AND HELPS HOLD THE BLIND ASSEMBLY WHICH IS BASICALLY A DUST COVER FOR GRAVEL STRIPS. THE 2 FAILURES HAPPENED DURING INSTALLATION WHILE THE AIRCRAFT WAS UNDERGOING MAINTENANCE. 1 OF THE 2 FAILURES IS SUSPECTED OF STRETCHING THE BUNGEE TOO FAR DURING INSTALLATION.