What was found
MELTING PLASTIC, ELECTRICAL BURNING SMELL IN COCKPIT WITH EXTERNAL POWER IN USE. REPAIRED BURNED WIRING AT CIRCUIT BREAKER PANEL NR 3.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
MELTING PLASTIC, ELECTRICAL BURNING SMELL IN COCKPIT WITH EXTERNAL POWER IN USE. REPAIRED BURNED WIRING AT CIRCUIT BREAKER PANEL NR 3.