# SDR DXTA2022021456710

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 13, 2022
- Submitted: March 10, 2022
- Operation: Air carrier
- Aircraft: [N637QS](https://openairdocs.org/aircraft/N637QS), registered now
- Make and model: Cessna 680A
- Registry model: [Cessna 680A](https://openairdocs.org/model/cessna-680a) (OpenAirDocs)
- Aircraft serial: 680A0184
- Aircraft time: 2,664 hours, 1,764 cycles
- System (JASC): [4910 · APU Cowling/Containment](https://openairdocs.org/jasc/4910)
- Part: Apu
- Part number: 38007851
- Part serial: P883
- Condition: Abnormal
- Stage of operation: CR
- How discovered: V
- Nature of condition: B
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2022021456710

## Discrepancy

APU SMOKE: AFTER SELECTING APU BLEED AIR TO ON THE CABIN AND COCKPIT FILLED WITH SMOKE //SIGNOFF// REMOVED APU PN# 3800785-1 SN# P-883 AND REPLACED WITH REPAIRED PN# 3800785-1 SN#P-908 IN ACCORDANCE WITH CESSNA 680A MM 49-10-00

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