As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLAPS FAILED TO RETRACT DURING TOUCH AND GO TRAINING. INSPECTION BY MAINTENANCE FOUND BUSHING (P/N 1512280-24) HAD NOT BEEN INSTALLED AT THE FACTORY. THIS ALLOWED THE FLAP ARM ASSEMBLY (P/N 0560022-8) TO MOVE AWAY FROM FLAP LEVER ASSEMBLY (P/N 0560021-1) PREVENTING PROPER OPERATION OF THE FLAP SWITCHES (P/N S1906-1).