# SDR IPXA2024041597990

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 14, 2024
- Submitted: April 15, 2024
- Operation: Air carrier
- Aircraft: [N255UP](https://openairdocs.org/aircraft/N255UP), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48404
- Aircraft time: 92,467 hours, 21,025 cycles
- System (JASC): [7600 · Engine Controls](https://openairdocs.org/jasc/7600)
- Part: Relay
- Part number: UNKNOWN
- Condition: Faulted
- Location: Thrust Control
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2024041597990

## Discrepancy

THRUST CONTROL MODULE MAKING SPORADIC AUDIBLE NOISES " CLICKING NOISE" T/S REF WDM 78-34-01-1.1, REPLACED FAULTY TERMINAL BLOCK 37BA REF SWPM 20-26-03. #1 REVERSER INTERLOCK OPS OK REF MM 78-30-00.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.