As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT GEAR UNSAFE LIGHT WOULD NOT GO OUT IN FLIGHT. COMPLETED ABNORMAL PROCEDURE BUT GEAR LIGHT WOULD NOT GO OUT. REPLACED RIGHT MAIN LANDING GEAR DOOR HINGE BUSHING AND ADJUSTED THE MAIN LANDING GEAR DOOR LATCH ASSEMBLY IAW DC-9 MM 32-31-4.