# SDR SWAA990963

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 4, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N691WN
- Make and model: Boeing 737-3G7
- Registry model: [Boeing 737-3G7](https://openairdocs.org/model/boeing-737-3g7) (OpenAirDocs)
- Aircraft serial: 23781
- System (JASC): [3417 · Air Data Computer](https://openairdocs.org/jasc/3417)
- Part: Connector
- Part number: D4349J
- Condition: Loose
- Location: Nr 2 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/SWAA990963

## Discrepancy

AIR TURNBACK---  UPON TAKE OFF, F/O'S AIR SPEED, ALTIMETER INDICATORS AND TRANSPONDER  INSTRUMENTS BECAME INOP.  FOUND QUICK DISCONNECT ON NR 2 ADC LOOSE.  SECURED CONNECTOR PER MM.

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