What was found
FLIGHT CREW REPORTED CO-PILOTS WINDSHIELD RAPIDLY FAILED IN CRUISE FLIGHT, INNER LAYER (SPIDER WEBBED) OVER ENTIRE INTERIOR SURFACE. DELAMINATIONS NOTED SPREADING FROM BOTH IB CORNERS UPON REMOVAL. TECH INSTALLING REPLACEMENT WINDSHIELD NOTED PREVIOUS INSTALLATION MAY HAVE HAD SEALS INSTALLED INCORRECTLY, CAUSING INCREASED STRESS ON WINDSHIELD ASSY. RECOMMEND TECH INSTALLING REPLACEMENT WINDSHIELDS REVIEW CURRENT STRESS FREE INSTALL KIT INSTRUCTIONS AND MM INSTALL PROCEDURES CAREFULLY PRIOR TO INSTALLATION. (K)