# SDR IXXA20261016100

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 16, 2026
- Submitted: October 19, 2026
- Operation: Air carrier
- Aircraft: [N571AZ](https://openairdocs.org/aircraft/N571AZ), registered now
- Make and model: Boeing 767332
- Aircraft serial: 30388
- Aircraft time: 94,276 hours, 13,933 cycles
- System (JASC): [4940 · APU Start/Ignition System](https://openairdocs.org/jasc/4940)
- Part: Starter
- Part number: 5198588
- Part serial: 5654
- Condition: Faulted
- Location: Apu
- Part time: 1,263 hours, 1,401 cycles
- Stage of operation: TX
- How discovered: O
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IXXA20261016100

## Discrepancy

AFTER ARRIVAL CREW REPORTED MELTING PLASTIC ODOR/SMOKE COMING FROM FLIGHT DECK CIRCUIT BREAKER PANEL AREA AND VENTS. SAME SMELL/SMOKE OBSERVED BY FIRE FIGHTERS AND CREW IN AIRCRAFT FOOTPRINT DOWNWIND OF APU VENT AND REAR BULK COMPARTMENT. HAD TO LEAVE FLIGHT DECK DUE TO FUMES. FIRE FIGHTERS IDENTIFIED THIS AIRCRAFT IS SOURCE OF FUMES FROM OTHER END OF AIRPORT. PLACED ON DEFERRAL 77991 PER MINIMUM EQUIPMENT LIST ATI-49-11-01-01 CATEGORY C. CONDITIONAL INSPECTION FOUND APU STARTER MOTOR FAULTING. NO OIL GOT INTO LEFT OR RIGHT PACK SYSTEMS IAW B767 AMM 05-51-56. REMOVED AND REPLACED APU STARTER, RELAY K0197, AND APU CRANK COMPACTOR IAW B767 AMM 49-41-05. OPERATIONAL CHECK GOOD. DEFERRAL 77991 CLEARED.

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