What was found
LEFT WING NR 3 SLAT FAILED TO DE-ICE WITH WING ANTI-ICE SELECTED ON EITHER IN FLT OR ON THE GROUND. R & R NR 3 L/E SLAT IAW MM.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
LEFT WING NR 3 SLAT FAILED TO DE-ICE WITH WING ANTI-ICE SELECTED ON EITHER IN FLT OR ON THE GROUND. R & R NR 3 L/E SLAT IAW MM.