INTERMITTENT ENGINE OIL ODOR IN CABIN/COCKPIT DURING CRUISE/DESCENT FROM VENTS. WENT AWAY AFTER BLEED SOURCE SWAPPED TO APU DURING DESCENT (FLIGHT 6068). TROUBLESHOT PER FIM 79-20-01 FOR ODORS IN INTERIOR OF THE ACFT. PERFORMED OPS CHECK OF BOTH PACKS IAW AMM 21-51-10 WITH ALL 3 BLEED SOURCES AT ALL POWER SETTINGS. AT NO POINT UNDER ANY CONFIGURATION WAS THERE A FUEL OR AN OIL ODOR NOTED IN FLT DECK OR CABIN. WHEN THE RIGHT PACK WAS SELECTED ON & TO HIGHEST TEMP SETTING A FAINT MUSTY ODOR NOTED COMING FROM VENTS. DUPLICATED WITH ALL 3 BLEED SOURCES AT ANY POWER SETTING. REMOVED AND REPLACED RT PACK COALESCER BAG IAW AMM 21-51-13, AFTER REPLACEMENT OF BAG PERFORMED SAME OPS CHECK & UNABLE TO DUPLICATE ODOR.
| Incident date | March 11, 2026 |
|---|---|
| Airline | SWIA |
| Flight | FIM79 |
| Aircraft | CNDAIR CL6002B19 |
| Registration | N983SW |
| Affected area | Cockpit |
| Event type | Fumes or Odor |
| Verification | Official |
Sources
- FAA SDR: SWIA fumes or odor report on 2026-03-11 (external.apic4e.faa.gov)
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