As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ORD - FLT 4162 - ON SHORT FINAL FOR LANDING IN ORD, THE RIGHT LANDING LIGHT CB TRIPPED FOLLOWED BY NOISE OF RELAY, CHATTERING AND A HOT ELECTRICAL ODOR IN THE COCKPIT. MAINTENANCE PERFORMED GROUND RUNS ON THE AIRCRAFT AND COULD NOT DUPLICATE THE HOT ELECTRICAL ODOR AND THE RIGHT LANDING LIGHT WAS MEL'D. AIRCRAFT WAS RETURNED TO SERVICE. (M)