As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE CIRCUIT BEAKER Z26 WAS DISCOVERED OUT. FLIGHT CREW RESET IT ON DIRECTION OF MAINTENANCE. BREAKER VISIBLY SPARKED. BREAKER IS OUT AGAIN. MAINTENANCE FOUND WIRES CROSSED AT F/O SLIDING WINDOW. RETERMINATED WIRES AT SPLICE. BREAKER NOW OPERATES NORMALLY. WINDOW FOG SYSTEM REMAINS ON MEL. REF SWPM CHAP 20. (LP #4620400)