# SDR HNAA2025031700187

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 16, 2025
- Submitted: March 17, 2025
- Operation: Air carrier
- Aircraft: [N691AE](https://openairdocs.org/aircraft/N691AE), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 14500860
- Aircraft time: 45,024 hours, 41,973 cycles
- System (JASC): [3431 · Localizer/VOR System](https://openairdocs.org/jasc/3431)
- Part: Radio Altimeter
- Part number: 700840937
- Part serial: 00108731
- Condition: Abnormal
- Location: Zone 100
- Part time: 43,951 hours, 39,470 cycles
- Stage of operation: DE
- How discovered: V
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HNAA2025031700187

## Discrepancy

ON DESCENT FROM 15,000FT HAD MULTIPLE CONSTANT GPWS CALL OUT S THAT WOULD NOT STOP.  DID NOT CLEAR UNTIL ROUGHLY 2,000FT WITH GEAR DOWN.     FACT  16MAR25  14:21  PHL    REMOVED AND REPLACED RADIO ALTIMETER IAW AMM 34-31-01. OPS CHECK GOOD. A/C OK FOR SERVICE

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