# SDR ASMF20260401060

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 24, 2026
- Submitted: April 1, 2026
- Operation: Air carrier
- Aircraft: XAMLI
- Make and model: Boeing 737-8
- Registry model: [Boeing 737-8](https://openairdocs.org/model/boeing-737-8) (OpenAirDocs)
- Aircraft serial: 43727
- Aircraft time: 12,776 hours, 5,027 cycles
- Engine: Cfmint LEAP1B28
- Engine time: 11,937 hours, 4,757 cycles
- System (JASC): [7313 · Fuel Injector Nozzle](https://openairdocs.org/jasc/7313)
- Part: Fuel Nozzle
- Part number: 2085M31G03
- Condition: Failed
- Location: Nr 4 Engine
- Stage of operation: TX
- How discovered: O
- Nature of condition: B, G
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASMF20260401060

## Discrepancy

NR 4 ENGINE START ATTEMPTS NOT SUCCESFUL, GROUND PERSONELL REPORTS SMOKE. FUEL NOZZLE FULL SET REPLACEMENT WAS PERFORMED IAW AMM TASK 73-11-05-000-802-G00 AND TASK 73-11-05-400-802-G00.  IDLE LEAK TEST N° 4 WAS PERFORMED IAW AMM TASK 71-00-00-790-804-G00.   ENGINE IDLE SYSTEM TEST N° 32 WAS PERFORMED IAW AMM TASK  71-00-00-700-808-G00.

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