# SDR UIEA2023030300199

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 2, 2023
- Submitted: March 6, 2023
- Operation: Air carrier
- Aircraft: [N477MC](https://openairdocs.org/aircraft/N477MC), registered now
- Make and model: Boeing 747-47UF
- Registry model: [Boeing 747-47UF](https://openairdocs.org/model/boeing-747-47uf) (OpenAirDocs)
- Aircraft serial: 29255
- Aircraft time: 97,667 hours, 17,279 cycles
- System (JASC): [2100 · Air Conditioning System](https://openairdocs.org/jasc/2100)
- Part: None
- Condition: None
- Stage of operation: CR
- How discovered: O
- Nature of condition: G, K
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2023030300199

## Discrepancy

EQUIPMENT COOLING EICAS MESSAGE ILLUMINATED IN FLIGHT. WOULD NOT EXTINGUISH.(<P>TRANSFER TO MDDR 181366 PER MEL 21-58-04 CAT C, DUE DATE 13MAR2023</P>)

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