As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLAPS FAIL AT 20 AFTER TAKEOFF WOULD NOT RETRACT. -27C CLEAR NO DE-ICE FLUID APPLIED TODAY LAND WT 41000 IAW 165 KTS 1 MIN INTO FLT. R & R ALL 8 FLAP ACTUATORS IAW AMM 27-53-05/27-53-01. RIGGING & OPERATIONS TESTED GOOD AT THIS TIME IAW SEE NON-ROUTINE WORK CARD 54109 FOR MORE DETAILS.