# SDR USAASB96047

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 14, 1996
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N526AU
- Make and model: Boeing 737-3B7
- Registry model: [Boeing 737-3B7](https://openairdocs.org/model/boeing-737-3b7) (OpenAirDocs)
- Aircraft serial: 23861
- System (JASC): [3441 · Inertial Guidance System](https://openairdocs.org/jasc/3441)
- Part: Iru
- Part number: HG1050AD05
- Condition: Failed
- 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/USAASB96047

## Discrepancy

FLT NR 2195 - DCA - ON CLIMB-OUT, NR 1 ATTITUDE FLAG CAME IN VIEW.  HEADING FLAG ON HSI IN VIEW.  MAINTENANCE REPLACED NR 1 IRU AND PERFORMED OPS CHECK.  SYSTEM CHECKS NORMAL.  (M)

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