# SDR DXTA2008121903411

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 19, 2008
- Submitted: June 19, 2009
- Operation: Air carrier
- Aircraft: [N986QS](https://openairdocs.org/aircraft/N986QS), registered now
- Make and model: Cessna 750
- Registry model: [Cessna 750](https://openairdocs.org/model/cessna-750) (OpenAirDocs)
- Aircraft serial: 7500086
- Aircraft time: 7,219 hours, 4,672 cycles
- System (JASC): [2750 · Trailing Edge Flap Control System](https://openairdocs.org/jasc/2750)
- Part: Pdu
- Part number: MP50G4
- Part serial: 508A
- Condition: Inoperative
- Part time: 751 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2008121903411

## Discrepancy

AMBER CAS MESSAGE FLAPS FAIL ILLUMINATED IN FLIGHT (NO BIT CODES AVAILABLE) AND WOULD NOT REST. FLAPS FAILED IN THE UP POSTION/ THE SLATS DID NOT EXTENDED.  FLAP PDU FAILED THE PDU CLUTCH CHECK IAW MM 27-50-00.  REPLACED POWER DRIVE UNIT IAW MM 27-52-00. PERFORMED FLAPS MECHANICAL RIG AND ELECTRICAL RIG IAW MM 27-50-00.  SYS OP'S CHECK'S GOOD IAW MM 27-50-00.

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