What was found
LEFT MLG MLG - NO MLG LIGHTS ON EXTENSION. LANDING GEAR WILL NOT EXTEND QRH COMPLETED. "CORRECTIVE ACTION" REMOVED LANDING GEAR CONTROL BOX P;N 9912550-1 S/N 044 INSTALLED OVERHAULED LANDING GEAR HANDLE BOX PN 9912550-1 S/N 0031.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
LEFT MLG MLG - NO MLG LIGHTS ON EXTENSION. LANDING GEAR WILL NOT EXTEND QRH COMPLETED. "CORRECTIVE ACTION" REMOVED LANDING GEAR CONTROL BOX P;N 9912550-1 S/N 044 INSTALLED OVERHAULED LANDING GEAR HANDLE BOX PN 9912550-1 S/N 0031.