# SDR CALA2012022400120

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 23, 2012
- Submitted: February 24, 2012
- Operation: Air carrier
- Aircraft: [N31412](https://openairdocs.org/aircraft/N31412), registered now
- Make and model: Boeing 737924
- Aircraft serial: 30129
- Aircraft time: 31,139 hours, 12,561 cycles
- System (JASC): [4920 · APU Core Engine](https://openairdocs.org/jasc/4920)
- Part: Apu
- Condition: Contaminated
- Location: Apu Bay
- 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/CALA2012022400120

## Discrepancy

HEAVY SMOKE IN COCKPIT WHEN WE REACHED THE GATE.  TURNED OFF PACKS AND SMOKE STOPPED, WAS DEICED IN DENVER.  NO SMELL AFTER ENG SHUTDOWN.  SMOKE/ODOR IN FLT DECK INSP, FOUND DE-ICE FLUID IN APU INLET AREA. C/W TASK 21-00-01-100- 801, REMOVAL OF CONTAMINATION, CHANGED RECERC FILTERS PER AMM 21-25-01-000-801.  NO FURTHER SMELL OR SMOKE NOTED.

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