# SDR HALA20241001175

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 30, 2024
- Submitted: October 1, 2024
- Operation: Air carrier
- Aircraft: [N4621K](https://openairdocs.org/aircraft/N4621K), registered now
- Make and model: Airbus A330-343
- Registry model: [Airbus A330-343](https://openairdocs.org/model/airbus-a330-343) (OpenAirDocs)
- Aircraft serial: 01902
- Aircraft time: 2,933 hours, 744 cycles
- Engine: Rroyce RB211TRENT77
- Engine time: 2,943 hours, 746 cycles
- System (JASC): [2824 · Fuel Transfer Valve](https://openairdocs.org/jasc/2824)
- Part: Relay
- Condition: Faulted
- Location: Fuel Sys
- Stage of operation: TX
- How discovered: O
- Nature of condition: J
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HALA20241001175

## Discrepancy

ETOPS - AFTER 2ND ENGINE START DURING TAXI "FUEL TRIM LINE FAULT" MESSAGE. RESET FCMC (BOTH) PER MX. MESSSAGE REAPPEARED. PERFORMED TSM 28-29-00-810-802-A. REMOVED AND REPLACED RELAY (6QF) REF TSM 28-29-00-810-802-A. OPS CHECK OK. OK FOR SVC.

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