# SDR QMLA2025071520073

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 17, 2025
- Submitted: July 17, 2025
- Operation: Air carrier
- Aircraft: [N145TN](https://openairdocs.org/aircraft/N145TN), registered now
- Make and model: Bolkms BK117C2
- Aircraft serial: 9092
- Aircraft time: 8,758 hours, 28,157 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Unknown
- Condition: Odor
- Location: Cabin
- Stage of operation: CL
- 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/QMLA2025071520073

## Discrepancy

WHILE IN FLIGHT, CREW NOTICED A BURNING SMELL IN THE CABIN, SIMILAR TO AN ELECTRICAL SHORTAGE. IT HAPPENED TWICE DURING FLIGHT. THE SMELL CAME AND LEFT. UPON LANDING, THE PILOT NOTICED THE AM/EX CIRCUIT BREAKER POPPED. THERE WAS NO
IMMEDIATE EVIDENCE OF ANY BURN DAMAGE OR SHORTAGE.

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