As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 6202 - IAD-HPN - DURING CLIMB, AIRCRAFT MADE A UNSCHEDULED LANDING AT IAD DUE TO RT MAIN GEAR GREEN INDICATOR NEVER WENT OUT. AIRCRAFT RETURNED TO GATE WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND ADJUSTED RT DOWNLOCK MICROSWITCH. OPS CHECK OK. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE. (M)