As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) FLIGHT SCHOOL REPORTED ABNORMAL NOISE COMING FROM FLAPS DURING STUDENTS PRE-FLIGHT WALK AROUND INSPECTION OF CONTROL SURFACES. UPON FURTHER INSPECTION BY THE AMO, IT WAS FOUND THAT THE LOWER FLAP CABLE TENSION SPRING WAS BROKEN. SPRING WAS REPLACED AND ACFT RETURNED TO SERVICE.