# SDR ASAA2021092836111

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 28, 2021
- Submitted: October 1, 2021
- Operation: Air carrier
- Aircraft: [N920AK](https://openairdocs.org/aircraft/N920AK), registered now
- Make and model: Boeing 737-9
- Registry model: [Boeing 737-9](https://openairdocs.org/model/boeing-737-9) (OpenAirDocs)
- Aircraft serial: 44086
- Aircraft time: 29 hours, 13 cycles
- System (JASC): [3440 · Independent Position Determining System](https://openairdocs.org/jasc/3440)
- Part: Unknown
- Part number: UNKNOWN
- Condition: Unknown
- Location: Unknown
- Stage of operation: NR
- How discovered: V
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2021092836111

## Discrepancy

PWS FAIL AND WXR FAIL INT. DISPLAYS ON MFD. GROUNDED - YES. ACCOMPLISHED THE B737-9 IFIM TASK 31-98-00-810-803 NO FAULT NOTED. NON ACTIVE FAULTS NOTED. RESET AC . NO NEW FAULTS. OR ACTIVE FAULTS.

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