What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
Narrative: on may 8, 1998 at approximately 12:48 PST, northwest airlines flight 1028 a DC-9-80 shutdown its left engine (#1) and returned to Ontario International Airport for unspecified reasons. The actual discrepancy stated "during climb out passing FL190 the left oil strainer clogging light illuminated accompanied by low frequency vibration. Followed com procedures resulting in precautionary engine shutdown, shut down occurred at FL210, 300 KIAS, VMC, no restart attempted". #1 engine was changed by northwest airlines mechanics on may 11, 1998. Malfunction or defect report was submitted by the airline. An over weight landing inspection was accomplished due to the aircraft landing at 140,300 pounds no discrepancies noted inspection was performed (per mm ref. 05-05-04).
As the FAA filed it
NARRATIVE: ON MAY 8, 1998 AT APPROXIMATELY 12:48 PST, NORTHWEST AIRLINES FLIGHT 1028 A DC-9-80 SHUTDOWN ITS LEFT ENGINE (#1) AND RETURNED TO ONTARIO INTERNATIONAL AIRPORT FOR UNSPECIFIED REASONS. THE ACTUAL DISCREPANCY STATED "DURING CLIMB OUT PASSING FL190 THE LEFT OIL STRAINER CLOGGING LIGHT ILLUMINATED ACCOMPANIED BY LOW FREQUENCY VIBRATION. FOLLOWED COM PROCEDURES RESULTING IN PRECAUTIONARY ENGINE SHUTDOWN, SHUT DOWN OCCURRED AT FL210, 300 KIAS, VMC, NO RESTART ATTEMPTED". #1 ENGINE WAS CHANGED BY NORTHWEST AIRLINES MECHANICS ON MAY 11, 1998. MALFUNCTION OR DEFECT REPORT WAS SUBMITTED BY THE AIRLINE. AN OVER WEIGHT LANDING INSPECTION WAS ACCOMPLISHED DUE TO THE AIRCRAFT LANDING AT 140,300 POUNDS NO DISCREPANCIES NOTED INSPECTION WAS PERFORMED (PER MM REF. 05-05-04).