# SDR AALA202601093434

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 7, 2026
- Submitted: January 10, 2026
- Operation: Air carrier
- Aircraft: [N979AN](https://openairdocs.org/aircraft/N979AN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 29568
- Aircraft time: 49,103 hours, 20,787 cycles
- System (JASC): [2820 · Aircraft Fuel Distribution System](https://openairdocs.org/jasc/2820)
- Part: Pressure Switch
- Part number: ASP4560
- Condition: Faulted
- Location: Fuel Sys
- Stage of operation: IN
- 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/AALA202601093434

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: JUST AFTER TAKE OFF THE LEFT FORWARD FUEL LOW PRESSURE LIGHT ILLUMINATED AND REMAINED.  REMOVED AND REPLACED PRESSURE SWITCH. ACCOMPLISHED OPERATIONAL TEST OF THE LEFT FORWARD BOOST PUMP. PER AMM 28-22-41-710-801 AND OPERATIONAL CHECKS NORMAL.

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