# SDR 2008UALA05462

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 23, 2008
- Submitted: September 22, 2008
- Operation: Air carrier
- Aircraft: N572UA
- Make and model: Boeing 757222
- Aircraft serial: 26682
- Aircraft time: 53,184 hours, 19,369 cycles
- Engine: Pwa PW2037
- System (JASC): [3400 · Navigation System](https://openairdocs.org/jasc/3400)
- Part: Switch
- Part number: S10563
- Condition: Intermittent
- Stage of operation: CL
- How discovered: O
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2008UALA05462

## Discrepancy

TRANSPONDERS FAILED. RTFL.   COAX SWITCH S10563 SHORTING/INTERMITTENT.   REPLACED COAX SWITCH S10563 AND ALSO REPLACED CABLE AS PRECAUTIONARY.  NO REPEATS SINCE ORIGINAL.

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