# SDR AMTA200600415

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 23, 2006
- Submitted: July 6, 2006
- Operation: Air carrier
- Aircraft: [N520AT](https://openairdocs.org/aircraft/N520AT), registered now
- Make and model: Boeing 757-23N
- Registry model: [Boeing 757-23N](https://openairdocs.org/model/boeing-757-23n) (OpenAirDocs)
- Aircraft serial: 27976
- System (JASC): [7714 · Engine RPM Indicating System](https://openairdocs.org/jasc/7714)
- Part: Tach Generator
- Part number: 3301KGAMS1
- Part serial: 917624
- Condition: Inoperative
- Location: Engine
- Part time: 29,139 hours, 9,025 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AMTA200600415

## Discrepancy

LT ENG BLEED INOPERATIVE.  FOUND N3 TACH GENERATOR INOPERATIVE.  REMOVED AND REPLACED IAW MM.  REAN ENGINE OPS CHECK NORMAL.  (K)

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