# SDR CALA2013090991097

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 6, 2013
- Submitted: September 10, 2013
- Operation: Air carrier
- Aircraft: [N215UA](https://openairdocs.org/aircraft/N215UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 30221
- Aircraft time: 47,959 hours, 10,178 cycles
- Engine: Pwa PW4077
- System (JASC): [3444 · Ground Proximity System](https://openairdocs.org/jasc/3444)
- Part: Transceiver
- Part number: 8220334002
- Part serial: 88
- Condition: Faulty
- Location: Nr 1
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2013090991097

## Discrepancy

RADIO ALTIMETER L THE LT RADIO ALTIMETER OUTPUT IS LOST, INACCURATE, OR INTERMITTENT.  REPLACED LT RADIO TRANSCEIVER.  OPERATIONS CHECKED GOOD.

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