What was found
EN ROUTE FROM NEWARK, DURING CRUISE AT FLT LEVEL 410, A LOUD REPORT WAS RECEIVED FROM THE FRONT RT WINDSHIELD. ELECTRICAL ARCHING AND NUMEROURS CRACKS IN THE HEATED OUTER PLY WERE OBSERVED. THE A/C DIVERTED TO SAVANNAH. THE HEATING SYSTEM COMPONENTS WERE OP TESTED AND THE HEATER CONTROL UNIT AND THE EFFECTED WINDSHIELD WAS REPLACED. REPAIRS WERE FACILITATED RETURNING THE AIRCRAFT TO SERVICE. REQUIRED INSPECTION WAS CONDUCTED. THE REPLACEMENT WINDSHIELD HAS INCORPORATED MODIFICATIONS WHICH SHOULD RESOLVE FUTURE OCCURRENCES OF THIS NATURE.