As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) - ON APPROACH WHEN CREW SELECTED GEAR DOWN, RT MLG NO GREEN INDICATION.CYCLE GEAR UP/DOWN GREEN INDICATION ON ALL THREE. - AFTER INVESTIGATION, FOUND RT INBOARD, DOWNLOCK SWITCH WAS MAKING CONTACT THE LAST. ADJUSTED SPRING TENSION WITH TURNBUCKLE.GEAR SWING C/O, COULD NOT DUPLICATE SNAG.A/C RETURN TO SERVICE.