As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IAD/ILM - FLT 6623 - DURING CLIMB AT 1900 HRS ON 4-14-98, AIRCRAFT MADE AN UNSCHEUDLED LANDING AT IAD DUE TO RT ENGINE OIL CONTAMINATION WARNING LIGHT ILLUMINATED. AIRCRAFT RETURNED TO GATE WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND CLEANED SMALL FUZZ OFF CHIP DETECTOR AND TOOK OIL SAMPLE AND GROUND RAN AIRCRAFT, OPS CHECK OK. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE. (X)