What was found
DURING CLIMBOUT, R-1 TOP CENTER AND TOP RIGHT CORNER OF WINDOW BEGAN TO SPARK AND SMOKE. FLIGHT RETURNED TO AIRPORT. CLEANED CONTACT BASE, REMOVED AND REPLACED TERMINAL END ON UPPER RT CORNER OF R-1 WINDOW IAW MM30-40.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING CLIMBOUT, R-1 TOP CENTER AND TOP RIGHT CORNER OF WINDOW BEGAN TO SPARK AND SMOKE. FLIGHT RETURNED TO AIRPORT. CLEANED CONTACT BASE, REMOVED AND REPLACED TERMINAL END ON UPPER RT CORNER OF R-1 WINDOW IAW MM30-40.