What was found
(CAN) AFTER DEPARTURE, IN THE VICINITY OF WAY POINT, THE CAPTAIN`S WINDSCREEN SHATTERED. THE CREW DECLINED A PHONE PATCH TO CONSULT WITH MAINTENANCE CONTROL AND ELECTED TO RETURN. THERE ACFT WAS NOT OVERWEIGHT. AN EMERGENCY WAS NOT DECLARED. THE DUTY PILOT WAS ADVISED. FIM TASK 30-42-00-810-822-A ELECTRICAL CHECK -C OUT. NO FAULT FOUND. LT WINDSHIELD HEATER CONTROL UNIT REPLACED IAW 30-42-01-0001-400-301-A OPS TEST CUTOUT SERVICEABLE. REPLACED CAPTAIN`S WINDSHIELD IAW AMM 56-11-00-PB401, WP 20504, CS BY 78359.