# SDR SIMA201807090002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 5, 2018
- Submitted: July 9, 2018
- Operation: Air carrier
- Aircraft: [N252NN](https://openairdocs.org/aircraft/N252NN), registered now
- Make and model: Emb ERJ 170-200 LR
- Registry model: [EMB ERJ 170-200 LR](https://openairdocs.org/model/embraer-s-a-erj-170-200-lr) (OpenAirDocs)
- Aircraft serial: 17000642
- Aircraft time: 3,439 hours, 2,259 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Unknown
- Condition: Odor
- Location: E&E Bay
- Stage of operation: UK
- How discovered: O
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA201807090002

## Discrepancy

ELECTRICAL BURNING SMELL IN NOSE AVIONIC COMPARTMENT. SPOKE WITH RAMP PERSONNEL, PRIOR TO EVENT THEY HAD PROBLEMS ESTABLISHING AC SERVICE BUS WITH GATE APU. RESET CB 20 IN LICC, AVIONICS BAY FANS OPS CHK OK IAW AMM 21-26-00. FAN CB. SUSPECT GPU CAUSED FAN OVHT. OPERATED WITH NEW GPU NO FURTHER ELECTRICAL SMELL.

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