# SDR P5CA2021081300315

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 13, 2021
- Submitted: August 17, 2021
- Operation: Air carrier
- Aircraft: N644GT
- Make and model: Boeing 767-3JHF
- Registry model: [Boeing 767-3JHF](https://openairdocs.org/model/boeing-767-3jhf) (OpenAirDocs)
- Aircraft serial: 37810
- Aircraft time: 21,944 hours
- System (JASC): [7714 · Engine RPM Indicating System](https://openairdocs.org/jasc/7714)
- Part: Circuit Card
- Part number: 285T0458303
- Part serial: D05136
- Condition: Faulted
- Location: N2 Speed
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/P5CA2021081300315

## Discrepancy

STS MSG #2 ENG SPEED CARD DISPLAYED(<P>PER FIM 73-21 FAULT TREE 871. REPLACED ENGINE N2 SPEED CARD PER AMM 73-21-54. PRM  ENG N2 SPEED CARD, TEST NML, MSG GONE.</P>)

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