# SDR DHL98726007

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 22, 1998
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N726DH](https://openairdocs.org/aircraft/N726DH), registered now
- Make and model: Boeing 727228
- Aircraft serial: 20409
- System (JASC): [3420 · Attitude and Direction Data System](https://openairdocs.org/jasc/3420)
- Part: Instrument Amp
- Part number: 2588423905AF
- Condition: Malfunctioned
- Location: Nr 1
- Stage of operation: CL
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DHL98726007

## Discrepancy

CAPTAINS HSI HAS INTERMITTENT HEADING FLAG, WHEN SELECTING NR 2 DG FLAG PULLS.  REMOVED AND REPLACED NR 1 INSTRUMENT AMP.

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