As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IAD/DTW - FLT 6454 - DURING TAXI AT1610 HRS ON 10-20-97, AIRCRAFT MADE A SCHEDULED LANDING WITH ONE DISCREPANCY WHICH WAS SMOKE SEEN COMING OUT OF AIR CONDITIONING VENT IN TAIL SECTION OF AIRCRAFT. MAINTENANCE INSPECTED AND OPENED DMI 40732, MEL 21-1 ON AIR CONDITIONING SYSTEM. MAINTENANCE CLOSED DMI 40732 10-26-97 BY REMOVING AND REPLACING COMPRESSION CONDENSER UNIT, OPS CHECK OK. AIRCRAFT RELEASED AND APPROVED FOR RETURN TO SERVICE. (X)