What was found
ATB, PERFORMED AN AIR TURN BACK DUE TO A FUME OR ODOR CONSISTENT WITH A WET DIRTY SOCK SMELL. MAINTENANCE COMPLIED WITH ALL NO-GO MSI STEPS AND REPLACED THE LEFT ENGINE BUFFERED AIR VALVE FOR PRECAUTIONARY.(8152312)
- Difficulty date
- January 1, 2026
- Submitted
- January 5, 2026
- Operation
- Air carrier
- Aircraft
- N891AT
- Make and model
- Boeing 717200
- Aircraft serial
- 55043
- Aircraft time
- 50,818 hours, 36,359 cycles
- System (JASC)
- 2120 · Air Distribution System
- Part
- Unknown
- Condition
- Odor
- Location
- Cabin
- Stage of operation
- CL
- How discovered
- O
- Nature of condition
- B
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.