What was found
AIRCRAFT WAS GROUNDED: ON TAXI OUT APU OFF GOT A DIRTY SOCK MILDEW SMELL. CLIMBING THROUG 10,000 FEET ODER RETURNED. PERFOMRED JOB CARD 08L00021001 REPLACED RECIRCULATION FILTERS. PER AMM 21-25-01.
- Difficulty date
- March 13, 2025
- Submitted
- March 14, 2025
- Operation
- Air carrier
- Aircraft
- N928NN
- Make and model
- Boeing 737823
- Aircraft serial
- 31172
- Aircraft time
- 34,260 hours, 14,837 cycles
- System (JASC)
- 2120 · Air Distribution System
- Part
- Air Filter
- Condition
- Odor
- Location
- Zone 100
- Stage of operation
- TX
- How discovered
- O
- Nature of condition
- B
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.