# SDR RAIA201902020002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 2, 2019
- Submitted: February 7, 2019
- Operation: Air carrier
- Aircraft: [N21130](https://openairdocs.org/aircraft/N21130), registered now
- Make and model: Emb EMB-145XR
- Registry model: [EMB EMB-145XR](https://openairdocs.org/model/embraer-emb-145xr) (OpenAirDocs)
- Aircraft serial: 145704
- Aircraft time: 41,684 hours, 25,739 cycles
- System (JASC): [2720 · Rudder Control System](https://openairdocs.org/jasc/2720)
- Part: Pressure Switch
- Part number: 15H0048PH
- Part serial: 1780
- Condition: Failed
- Location: Rudder
- Stage of operation: CR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: B, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/RAIA201902020002

## Discrepancy

RUDDER SYSTEM 1-2 INOP EICAS WITH AP DISCONNECT PARTIAL REVERSIONARY LANDING. ENERGIZED THE AIRCRAFT WITH HYD POWER, SELECTED RUDDER 1 & 2 ON, CYCLED RUDDER 15 TIMES, RUDDER SYSTEM 1-2 INOP MESSAGE DID NOT DISPLAY. DEFERRED YAW DAMPENER. R&R BOTH RUDDER PRESSURE SWITCHES TO CLEAR DMI. OPS CHECK GOOD.  BOTH RUDDER PRESSURE SWITCHES WERE REPLACED.

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