As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLAP EXTENSION FLAPS DID NOT EXTEND TO SELECTED SETTING, 10 DEG SELECTED ON HANDLE. INDICATOR SPLIT WITH LEFT INDICATING BETWEEN 0 AND 1, RIGHT INDICATING 1, RIGHT INDICATING. CAUSED BY A FAULTY LEFT HAND FLAP TRANSMITTER. REPLACED LEFT HAND FLAP TRANSMITTER. FOUND TRANSMITTER OUT OF TOLERANCE. ADJUSTED TO MAKE SERVICEABLE.