# SDR DL733990251

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 6, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N952WP
- Make and model: Boeing 737-3B7
- Registry model: [Boeing 737-3B7](https://openairdocs.org/model/boeing-737-3b7) (OpenAirDocs)
- Aircraft serial: 23378
- System (JASC): [3441 · Inertial Guidance System](https://openairdocs.org/jasc/3441)
- Part: Iru
- Condition: Inop
- Location: Nr 1
- Component: HG1050AD05
- 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/DL733990251

## Discrepancy

NR 1 COMPASS FAILED.  CYCLED CB, NO CHANGE.  REPLACED NR 1 IRU.

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