What was found
AIR TURNBACK, T/E FLAPS WOULD NOT RETRACT PAST 5 DEGREES DURING CLIMBOUT. REMOVED AND REPLACED NR 4 FLAP TRANSMISSION PER MM.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIR TURNBACK, T/E FLAPS WOULD NOT RETRACT PAST 5 DEGREES DURING CLIMBOUT. REMOVED AND REPLACED NR 4 FLAP TRANSMISSION PER MM.