# SDR EISA99034

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 2, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N74318
- Make and model: Boeing 727231
- Aircraft serial: 20051
- System (JASC): [3420 · Attitude and Direction Data System](https://openairdocs.org/jasc/3420)
- Part: Instrument Amp
- Part number: 5223120005
- Condition: C1 Shorted
- Location: E/E Compt
- Component: Bendix
- Stage of operation: CL
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/EISA99034

## Discrepancy

FLIGHT DIRECTOR BANK INDICATOR INCORRECT.  AIR TURN BACK TO EAST MIDLANDS.  REMOVED AND REPLACED NR 1 INSTRUMENT AMP AND THE NR 1 VERTICAL.  OPS CHECK GOOD IAW MM 34-62.  (M)

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