As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING FIRST FLIGHT RUN UP, CREW EXPERIENCED A FLAP CONTROL FAULT THAT WOULD NOT RESET. MAINTENANCE TROUBLESHOT SYSTEM TO BAD ANNUNCIATOR UNIT AND REPLACED SAME. SYSTEM OPS CHECKED GOOD AND WAS RELEASED FOR SERVICE. ANNUNCIATOR UNIT S/N 229 MANUFACTURED BY PARKER.