- Difficulty date
- July 27, 2025
- Submitted
- July 28, 2025
- Operation
- Air carrier
- Make and model
- Airbus A319114
- Aircraft serial
- 1520
- Aircraft time
- 49,917 hours, 26,003 cycles
- Part
- Filter
- Condition
- Odor
- Location
- Zone 100
- Stage of operation
- IN
- 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.
What was found
SHIP 3128 PUNGENT MELTED CRAYON SMELL ASSUMED (WITH APU BLEED. APU HAD 3+ MIN WARMUP BEFORE BLEED APPLICATION). CORRECTIVE ACTION: HANGED BOTH OZONE FILTERS & RECIRCULATION FILTERS. WORKED J/C 2100-2005. COMPLETED J/C 4900-2001. (7281788).