What was found
SHIP 3273 DISC: DURING PREFLIGHT, STARTED APU AND TURNED ON APU BLEED. NOTICEABLE DIRTY SOCK SMELL ON A/C. C/A: FOUND & REPLACED LEAKING APU COOLING FAN ON LOG#1063584. (LP: 7023078)
- Difficulty date
- July 5, 2025
- Submitted
- July 8, 2025
- Operation
- Air carrier
- Aircraft
- N373NW
- Make and model
- Airbus A320212
- Aircraft serial
- 1641
- Aircraft time
- 67,933 hours, 32,477 cycles
- System (JASC)
- 4900 · Airborne Auxiliary Power Unit (APU) System
- Part
- Cooling Fan
- Condition
- Leaking
- Location
- Zone 100
- Stage of operation
- TX
- How discovered
- O
- Nature of condition
- K, B
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.