# SDR ASAA2023082244742

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 22, 2023
- Submitted: August 28, 2023
- Operation: Air carrier
- Aircraft: [N972AK](https://openairdocs.org/aircraft/N972AK), registered now
- Make and model: Boeing 737-9
- Registry model: [Boeing 737-9](https://openairdocs.org/model/boeing-737-9) (OpenAirDocs)
- Aircraft serial: 43389
- Aircraft time: 5,813 hours, 1,651 cycles
- System (JASC): [7421 · Spark Plug/Igniter](https://openairdocs.org/jasc/7421)
- 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/ASAA2023082244742

## Discrepancy

ENGINE 1 LEFT IGN INOP. GROUNDED - YES. FOUND FAULT 74-42492 IN HISTORY FOR LEFT IGNITION SYSTEMIS FAILED ON #1 ENGINE. TROUBLESHOT PER IFIM 674-00-00-810-822. FAULT WAS NOT ACTIVE OR LATCHED AND NO MESSAGE SHOWN ON STATUS PERFORMED ENGINE TEST 19 REF AMM 71-00-00-730-805-600 TEST GOOD SEAMC TODD NOTIFIED. PER IFIM WAS INTERMITTENT FAULT. THIS CLEARS MEL 74-00-01A. PLACARDS REMOVED. SEAMC TODD NOTIFIED.

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