# SDR AALA961723

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 23, 1996
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N513AA](https://openairdocs.org/aircraft/N513AA), registered now
- Make and model: Doug DC-9-82
- Registry model: [Doug DC-9-82](https://openairdocs.org/model/mcdonnell-douglas-dc-9-82) (OpenAirDocs)
- Aircraft serial: 49890
- System (JASC): [4900 · Airborne Auxiliary Power Unit (APU) System](https://openairdocs.org/jasc/4900)
- Part: Apu
- Part number: 5940405503
- Condition: Defective
- Location: Apu Bay
- Stage of operation: CL
- Nature of condition: B
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA961723

## Discrepancy

SJC - FLT 1156 - AFTER TAKEOFF SJC DURING CLIMB-OUT, SMOKE NOTED IN COCKPIT AND CABIN.  AIRCRAFT RETURNED TO SJC AND LANDED OVERWEIGHT WITHOUT INCIDENT.  ACCOMPLISHED PACK BURNOUT PROCEDURES AND OVERWEIGHT LANDING INSPECTION WITH NO DEFECTS FOUND.  REPLACED APU ASSEMBLY AND LEFT AND RIGHT AIR CONDITIONING COALESCER BAGS.  ACCOMPLISHED GROUND ENGINE RUN AND OPERATED APU WITH NO DEFECTS OR SMOKE NOTED.  SYSTEM GROUND CHECKED NORMAL OPERATION.  (M)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.