# SDR HALA2017021300038

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 13, 2017
- Submitted: February 17, 2017
- Operation: Air carrier
- Aircraft: [N388HA](https://openairdocs.org/aircraft/N388HA), registered now
- Make and model: Airbus A330-243
- Registry model: [Airbus A330-243](https://openairdocs.org/model/airbus-a330-243) (OpenAirDocs)
- Aircraft serial: 1310
- Aircraft time: 3,544 hours, 23,064 cycles
- Engine: Rroyce RB211TRENT77
- System (JASC): [7720 · Engine Temperature Indicating System](https://openairdocs.org/jasc/7720)
- Part: Thermocouple
- Part number: 6841228
- Part serial: 21376
- Condition: Failed
- Location: Nr 1 Engine
- Stage of operation: CR
- 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/HALA2017021300038

## Discrepancy

NR 1 ENGINE IS EXHIBITING A CRUISE TGT DECREASE IAW TSM 77-21-00-810-869-A.  ACCOMPLISHED TROUBLESHOOTING IAW TSM 77-21-00-810-869-A. REMOVED AND REPLACED EGT THERMOCOUPLES IAW AMM 7-21-11. OPS CHECKED OK. OK FOR SERVICE.

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