# SDR AALA201908089018

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 6, 2019
- Submitted: August 8, 2019
- Operation: Air carrier
- Aircraft: [N910NN](https://openairdocs.org/aircraft/N910NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 31160
- Aircraft time: 21,674 hours, 8,894 cycles
- System (JASC): [2820 · Aircraft Fuel Distribution System](https://openairdocs.org/jasc/2820)
- Part: Filter
- Part number: 218883
- Condition: Clogged
- Location: Fuel System
- Stage of operation: NR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA201908089018

## Discrepancy

AIRCRAFT WAS GROUNDED: PILOT REPORTS LEFT FUEL FILTER BYPASS ILLUMINATED, NO ERRATIC SIGNS INDICATION. FIGHT CONTINUE PER QRH. MAINTENANCE REMOVED AND REPLACED FUEL FILTER DIFFERENTIAL PRESSURE SWITCH AND ENGINE FUEL FILTER IAW FIM 73-05-00-810-801.F00. LEAK CHECK AND OPS CHECK OK. (SEE SDR # AALA201908079013)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.