What was found
FLAPS FAIL IN FLIGHT, FLAPS AT 4 DEGREES. AIRCRAFT RETURNED TO RDU. MAINTENANCE REMOVED AND REPLACED BPSU RT, ALL WORK PERFORMED IAW CRJ MM 27-51-10, OPS CK GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FLAPS FAIL IN FLIGHT, FLAPS AT 4 DEGREES. AIRCRAFT RETURNED TO RDU. MAINTENANCE REMOVED AND REPLACED BPSU RT, ALL WORK PERFORMED IAW CRJ MM 27-51-10, OPS CK GOOD.