What was found
AFTER TAKEOFF WHILE MOVING THE FLAPS FROM 20 TO 8, HAD A FLAPS FAIL CAUTION MSG. COMPLETED THE QRH AND RETURNED TO TUS WITHOUT INCIDENT. REMOVED AND REPLACED FLAP CONTROL UNIT. OPS CHECK GOOD PER MM 27-51-05.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AFTER TAKEOFF WHILE MOVING THE FLAPS FROM 20 TO 8, HAD A FLAPS FAIL CAUTION MSG. COMPLETED THE QRH AND RETURNED TO TUS WITHOUT INCIDENT. REMOVED AND REPLACED FLAP CONTROL UNIT. OPS CHECK GOOD PER MM 27-51-05.