# SDR DL72S001050

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 29, 2000
- Submitted: June 7, 2000
- Operation: Air carrier
- Aircraft: [N527DA](https://openairdocs.org/aircraft/N527DA), registered now
- Make and model: Boeing 727232
- Aircraft serial: 21587
- Aircraft time: 61,582 hours, 46,514 cycles
- System (JASC): [4900 · Airborne Auxiliary Power Unit (APU) System](https://openairdocs.org/jasc/4900)
- Part: Line
- Part number: 8598CK
- Part serial: 35999
- Condition: Damaged
- Location: Apu Vent
- Part time: 48,585 hours, 55,505 cycles
- Stage of operation: LD
- 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/DL72S001050

## Discrepancy

EXCESSIVE SMOKE ON LANDING IN CABIN.  SUSPECT RT PACK, DURING APU START.  REPLACED OIL TANK VENT LINE ON APU.

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