As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED STRONG ELECTRICAL ODOR COMING FROM F/O'S DISTRIBUTION BOX AND RETURNED TO GATE. CONTRACT MX FOUND CONTACTOR K0002, NR 2 WINDSHIELD HEAT TO BE BURNED AND SOURCE OF ODOR. DEACTIVATED SYS AND DEFERRED IAW MEL 30-42-02. ACFT WAS APPROVED FOR RETURN TO SERVICE WITH MEL. MX R & R NR 2 WINDSHIELD CONTACTOR K0002 WITH OPS CHECKS SUCCESSFUL. CLEARED MEL AND ACFT WAS APPROVED FOR RETURN TO SERVICE.