As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON TOP OF LH OUTBD. FLAP HINGE BOX, SPRING IS CORRODED ,ALONG WITH THE ATTACH HARDWARE NUTS (C-CHECK RO 8/29/2021) REMOVED RUSTED BUTE DOOR ACTUATOR SPRING AND RUSTED HARDWARE, INSTALLED NEW SERVICEABLE SPRING AND HARDWARE IAW BOMBARDIER BUTE DOOR ACTUATOR ASSEMBLY CMM 27-54-25