# SDR SWAA990945

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 1, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N325SW](https://openairdocs.org/aircraft/N325SW), registered now
- Make and model: Boeing 737-3H4
- Registry model: [Boeing 737-3H4](https://openairdocs.org/model/boeing-737-3h4) (OpenAirDocs)
- Aircraft serial: 23689
- System (JASC): [3417 · Air Data Computer](https://openairdocs.org/jasc/3417)
- Part: Line
- Part number: 6545752
- Condition: Loose
- Location: Nr 1 Adc
- 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/SWAA990945

## Discrepancy

AIR TURNBACK - AFTER TAKEOFF, CAPTAIN'S AIR SPEED, ALTIMETER, AND IVSI GIVING ERRATIC INDICATIONS.  FOUND NR 1 ADC PITOT LINE LOOSE.  SECURED LINE PER MM.

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