What was found
DURING CLIMB OUT, SMELLED FUMES LIKE ELECTRICAL BURNED WIRES. RAN SMOKE, FIRE, FUMES, QRH, ISOLATED RT UTILITY BUSS, FUMES DISSAPATED. ACCOMPLISHED AMM TASK 05-51-56 SMOKE AND FUMES IN CABIN AND FIM PROCEDURE 21-00-00-812-810. FOUND MESSAGE 21716, REPLACED FLIGHT DECK VENT FAN. PERFORMED REPAIR CONFIRMATION RAN ALL REQUIRED SYSTEMS IAW FIM 21-00-00-812-810. ALL INDICATIONS NORMAL. NO FUMES OR SMOKE APPEARED.