As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
STL - AFTER TAKEOFF WHEN LANDING GEAR WAS RETRACTED, THE RED NOSE LANDING GEAR LIGHT DID NOT ILLUMINATE. FOUND NOSE LANDING GEAR LOCK SWITCH, MFG P/N H10-1015-3, MALFUNCTIONING. REPLACED NOSE LANDING GEAR LOCK SWITCH AND NOSE LANDING GEAR INDICATION SYSTEM OPERATION CHECKED NORMAL.