- Difficulty date
- February 1, 2026
- Submitted
- February 11, 2026
- Operation
- Air carrier
- Make and model
- Airbus A330343
- Aircraft serial
- 1226
- Aircraft time
- 35,650 hours, 6,237 cycles
- Part
- Apu
- Part number
- 38004546
- Part serial
- P1320
- Condition
- Odor
- Location
- Zone 100
- Part time
- 13,368 hours, 11,299 cycles
- Stage of operation
- NR
- How discovered
- O
- Nature of condition
- B
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DMI: 545885. APU INOP DUE TO APU DIRTY SOCK SMELL. ( APU SYSTEM (ETOPS 120 RESTRICTED) ). GROUNDED - YES. REMOVED AND REPLACED APU IAW A330 T/C #330-49-HWI-02 (REF W/O # 389776). OPS / LEAK CHECK GOOD. NO SMELL NOTED FROM APU BLEED. THIS CLEARS MDDR# 545885. MIC SHEET UPDATED. PLACARDS REMOVED. SEE LOG PAGE 100177893-1, FOR ETOPS VERIFICATION FLIGHT. MDDR# 546067.