# SDR UIEA2015020100060

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 1, 2015
- Submitted: February 2, 2015
- Operation: Air carrier
- Aircraft: [N855GT](https://openairdocs.org/aircraft/N855GT), registered now
- Make and model: Boeing 747-87UF
- Registry model: [Boeing 747-87UF](https://openairdocs.org/model/boeing-747-87uf) (OpenAirDocs)
- Aircraft serial: 37567
- Aircraft time: 6,486 hours, 1,275 cycles
- System (JASC): [2121 · Air Distribution Fan](https://openairdocs.org/jasc/2121)
- Part: Fan
- Condition: Defective
- Location: E&E Bay
- Stage of operation: CR
- How discovered: O
- Nature of condition: B
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2015020100060

## Discrepancy

NUMBER 1 PACK PRODUCES AN ODD SMELL AS IF THERE IS ELEC BURNING.  VISUAL INSPECTION AT PACKS INLET  & OUTLET AT PACK 1 BAY, NO ABNORMALITIES NOTED.  REF ITEM 3 DETAILED INSPECTION ACCOMPLISHED & FOUND EE SUPPLY FAN AT FAULT.  FAN DEACTIVATED & OPERATIONS CHECKED OF ALL PACKS NORMAL.  NO BAD ODOR OR SMOKE NOTICE.  EE SUPPLY FAN TRANSFERRED TO MDDR 54582 IAW DDG 21-58-06 CAT C.

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