# SDR SCNA20260708285

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 8, 2026
- Submitted: July 8, 2026
- Operation: Air carrier
- Aircraft: [N822SY](https://openairdocs.org/aircraft/N822SY), registered now
- Make and model: Boeing 737-8BK
- Registry model: [Boeing 737-8BK](https://openairdocs.org/model/boeing-737-8bk) (OpenAirDocs)
- Aircraft serial: 33017
- Aircraft time: 63,922 hours, 28,789 cycles
- Engine: Cfmint CFM567B262
- System (JASC): [7310 · Engine Fuel Distribution](https://openairdocs.org/jasc/7310)
- Part: Pressure Switch
- Part number: QA07995
- Part serial: RD75317
- Condition: Bypassing
- Location: Nr 2 Engine
- Stage of operation: NR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SCNA20260708285

## Discrepancy

LOG 834743 - NR 2 FILTER BYPASS LIGHT ILLUMINATED. PERFORMED FIM TASK 73-05 TASK801. NO FAULTS FOUND. REPLACED NR 2 ENG. FUEL FILTER AND NR 1 ENG. FUEL FILER PERCAUTIONARY. REMOVED AND REPLACED NR 2 ENG. FUEL DIFF. PRESSURE SWITH PER AMM AMM 73-34-1. NO LEAKS NOTED AFTER BOTH ENG, RUNS. PERFORMED RTS OF CDS SYS.TASK 31-62-00-730-801. PERFORMED RTS AUTO THROTTLE TEST SYS. TEST PER TASK 22-31-00-710-802. NO FAULTS. OK FOR SERVICE.  EMERGENCY DECLARED.

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