# SDR ASAA2023040642752

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 6, 2023
- Submitted: April 7, 2023
- 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: 5,655 hours, 1,668 cycles
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Valve
- Part number: 632920703
- Part serial: 2639
- Condition: Faulty
- Location: #1 Engine
- Part time: 5,647 hours, 1,666 cycles
- Stage of operation: LD
- 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/ASAA2023040642752

## Discrepancy

OVERHEAD MANIT LIGHT ILLUMINATED UPON LANDING. GROUNDED - YES. STATUS SHOWS BLEED FAMV L. REMOVED AND REPLACED #1 ENG FAMV PER B737-9 AMM 36-12-03-400-801.

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