# SDR ASAA2021080835656

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 8, 2021
- Submitted: August 10, 2021
- Operation: Air carrier
- Aircraft: [N587AS](https://openairdocs.org/aircraft/N587AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35684
- Aircraft time: 49,440 hours, 14,341 cycles
- System (JASC): [7400 · Ignition System](https://openairdocs.org/jasc/7400)
- Part: Ignition Sys
- Condition: Faulted
- Location: Lt Engine
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2021080835656

## Discrepancy

DURING LEFT ENGINE START, NO IGNITION, FUEL FLOW DROPPED, ABORTED START. GROUNDED - YES. P6-3, B4 SPAR VALVE ENG 1, P18-2, A1 ENG 1 RIGHT, A3 ENG 1 LEFT (IGNITION). C/B'S RESET, NO HISTORY. REF B737-800 AMM 20-60-01. GATE #1 ENG RUN OPS NML.

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