What was found
(CAN) CREW SELECTED 20 FLAPS THEN THE FLAPS FAILED, LIGHT CAME ON. AIRCRAFT LANDED WITH 20 DEGREE FLAP. MAINTENANCE ADJUSTED FLAP ELECTRONIC CONTROL UNIT POTENTIOMENTERS NUMBERS 5 TO 8. PART TC: 6,891.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(CAN) CREW SELECTED 20 FLAPS THEN THE FLAPS FAILED, LIGHT CAME ON. AIRCRAFT LANDED WITH 20 DEGREE FLAP. MAINTENANCE ADJUSTED FLAP ELECTRONIC CONTROL UNIT POTENTIOMENTERS NUMBERS 5 TO 8. PART TC: 6,891.