# SDR QMLA2015121815111

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 18, 2015
- Submitted: December 21, 2015
- Operation: Air carrier
- Aircraft: N117J
- Make and model: Bolkms BK117B1
- Aircraft serial: 7227
- Aircraft time: 13,021 hours, 44,409 cycles
- Engine: Lyc LTS101750B1
- Engine time: 11,932 hours, 20,447 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Unknown
- Condition: Odor
- Location: Cockpit
- Stage of operation: AA
- 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/QMLA2015121815111

## Discrepancy

ON RUN UP AT IDLE, THE CREW SMELLED A BURNING ODOR, NEAR RT AFT SEAT & COPILOT SEAT.  INVESTIGATED & COULD NOT DUPLICATE ANY ODOR.  LOOKED FOR SIGNS OF ELEC COMPONENTS THAT HAVE OVERHEATED.  NO DISCREPANCIES NOTED.  GND RAN ACFT & TEST FLEW WITH NO ADDITIONAL ODOR.  RETURNED ACFT TO SERVICE.  ATA CODE 2140 USED AS A REFERENCE EVEN THOUGH THE SOURCE OF THIS SMELL COULD NOT BE FOUND.

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