What was found
AIR TURNBACK/DECLARED EMERGENCY. AFTER FLAPS 1 TAKE OFF T/E FLAPS FAILED TO RETRACT WHEN FLAP HANDLE WAS MOVED TO "UP" NO OVERSPEED. REMOVED AND REPLACED T/E FLAP CONTROL VALVE ASSY IAW MM.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIR TURNBACK/DECLARED EMERGENCY. AFTER FLAPS 1 TAKE OFF T/E FLAPS FAILED TO RETRACT WHEN FLAP HANDLE WAS MOVED TO "UP" NO OVERSPEED. REMOVED AND REPLACED T/E FLAP CONTROL VALVE ASSY IAW MM.