As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
STL - DURING APPROACH WHEN LANDING GEAR WAS EXTENDED, THE GREEN DOWN AND LOCKED INDICATION DID NOT ILLUMINATE. VISUALLY CHECKED, LANDING GEAR WAS DOWN AND LOCKED. FOUND MASTER TEST DIM CAUTION LIGHT CARD MALFUNCTIONING, MFG P/N 69-48272-2. REPLACED MASTER TEST DIM CAUTION CARD AND LANDING GEAR INDICATION SYSTEM CHECKED NORMAL. (M)