What was found
DURING M2 AND WHILE INSPECTION PER EM 5311-01236-02, CRACK FOUND IN THE UPPER JUNCTION FASTENER HOLE OF FR4 LATERAL WINDOW FRAME, RHS, AT THE INTERFACE WITH RHS FRONT WINDSHIELD FRAME. PER SECTION DTE OF 633157-14AD THE REPAIR OF SECTION I IS LIMITED TO 26,600 FC FROM SECTION I (19MAY26). ADDITIONAL ENG'G AUTHORIZATION REQUIRED FOR SERVICE BEYOND THIS LIMIT. ASSOCIATED ER/A 32-633157 ADDED FOR AC 3236. (LP: 1609155) AIRCRAFT WAS GROUNDED.