# SDR AALA202109108097

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 6, 2021
- Submitted: September 10, 2021
- Operation: Air carrier
- Aircraft: [N834NN](https://openairdocs.org/aircraft/N834NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 29576
- Aircraft time: 34,553 hours, 14,059 cycles
- System (JASC): [2897 · Fuel System Wiring](https://openairdocs.org/jasc/2897)
- Part: Wire Harness
- Condition: Faulted
- Location: Fuel Qty
- Stage of operation: CL
- How discovered: O
- Nature of condition: N
- Precautionary procedure: E, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202109108097

## Discrepancy

AIRCRAFT WAS GROUNDED: FUEL QTY PARAMETERS INDICATED FUEL LEAK, LH ENGINE SHUT DOWN PER QRH; FLIGHT DECLARED EMERGENCY AND RETURNED TO FIELD. REPLACED LH WING FUEL QTY INDICATING SYSTEM WIRE HARNESS IAW AMM 28-41-44 AND FOUR FQIS TANK UNITS (AALA202109104676, AALA202109104237, AALA202109105270, AALA202109105446) IAW AMM 28-41-21, LEAK AND OPS CHECK GOOD.

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