What was found
(LP# 3837008) DIRTY SOCK SMELL DETECTED AFTER TAKEOFF. DISSIPATED ABOVE 600'. ON DESCENT ODOR RETURNED. DESCENDING THRU FL200. TROUBLESHOT AND DETERMINED APU TO BE SOURCE OF SMELL. APU CHANGED ON LP# 0825252
- Difficulty date
- November 15, 2018
- Submitted
- November 19, 2018
- Operation
- Air carrier
- Aircraft
- N345NW
- Make and model
- Airbus A320212
- Aircraft serial
- 399
- Aircraft time
- 78,409 hours, 35,299 cycles
- System (JASC)
- 4900 · Airborne Auxiliary Power Unit (APU) System
- Part
- Apu
- Condition
- Odor
- Stage of operation
- CL
- How discovered
- 9
- Nature of condition
- B
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.