# SDR O2GA2017092251301

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 16, 2017
- Submitted: September 22, 2017
- Operation: Air carrier
- Aircraft: N513UP
- Make and model: Cessna 560XL
- Registry model: [Cessna 560XL](https://openairdocs.org/model/cessna-560xl) (OpenAirDocs)
- Aircraft serial: 5605794
- Aircraft time: 6,205 hours, 4,526 cycles
- System (JASC): [3414 · Airspeed/Mach Indicator](https://openairdocs.org/jasc/3414)
- Part: Pressure Switch
- Part number: D45C24
- Part serial: 1441
- Condition: Defective
- Location: Airspeed
- Part time: 6,205 hours, 4,526 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: F, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/O2GA2017092251301

## Discrepancy

NO PITCH TRIM PASSING 200 KTS, AUTO OR MANUAL.  STAB MISCOMPARE ANNUNCIATOR ILLUMINATED AND AUTOPILOT DISENGAGED.  EMERGENCY DECLARED AND DIVERTED.  LANDING WAS UNEVENTFUL.  MAINTENANCE TROUBLESHOT THE DISCREPANCY TO A FAULTY AIRSPEED DIFFERENTIAL PRESSURE SWITCH. A SUCCESSFUL OPS CHECK FLIGHT WAS PERFORMED. AIRCRAFT WAS RETURNED TO SERVICE.

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