As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT FL410 RED GEAR UNSAFE LIGHT ILLUMINATED AND EXTHINGUISHED APPROX 5-6 TIMES. NO GEAR HORN OR CAS MESSAGE. PERFORMED CONTINUITY CHECKS OF L, R + NOSE UPLOCK SWITCHES. NO DEFECTS NOTED. DURING GEAR FUNC. CHK, MONITORED LDG SYS PCB'S IN CMS. NO DEFECTS NOTED. PERFORMED UPLOCK SWITCHES NG CHK AND FOUND LT UPLOCK SWITCH OUT OF RIG. RIGGED SWITCH. PERFORMED LANDING GEAR SYS FUNCTIONAL TEST IAW 680 MM CHP 32-60-00. OPS CHK GOOD