# SDR AALA202603194970

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 6, 2026
- Submitted: March 19, 2026
- Operation: Air carrier
- Aircraft: [N871NN](https://openairdocs.org/aircraft/N871NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 31127
- Aircraft time: 42,511 hours, 18,381 cycles
- System (JASC): [2822 · Fuel Boost Pump](https://openairdocs.org/jasc/2822)
- Part: Relay
- Condition: Inoperative
- Location: Zone 100
- 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/AALA202603194970

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: RIGHT CENTER TANK FUEL BOOST PUMP DOES NOT OPERATE WHEN RIGHT CENTER TANK FUEL PUMP SWITCH IS TURNED ON, LOW PRESS LIGHT STAYS ON ALL THE TIME. REMOVED AND REPLACED GFI RELAY R55. PER AMM 28-22-18. PERFORMED SATISFACTORY OPS CHECK, PER AMM 28-22-41.

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