SDR AALA202601018483

Service difficulty report · Apu · Airbus A319112

Difficulty date: December 29, 2025
Submitted: January 1, 2026
Operation: Air carrier
Aircraft: N708UW
Make and model: Airbus A319112
Aircraft serial: 972
Aircraft time: 70,099 hours, 41,605 cycles
System (JASC): 4920 · APU Core Engine
Part: Apu
Part number: 38007081WGEN
Part serial: 6630
Condition: Odor
Location: Zone 100
Stage of operation: DE
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

AIRCRAFT WAS GROUNDED: DIRTY SOCK FUMES BELOW 10,000 IN ALL PHASES OF FLIGHT. ESPECIALLY DOMINANT DURING POWER CHANGES, IDLE TO ADVANCED SETTINGS. MAINTENANCE DETERMINED APU WAS SOURCE OF ODOR, APU WAS CHANGED PER SOF J/C'S AND ACCOMPLISHED ON J/C26L3049003.

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