# SDR QMLA2021121420065

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 13, 2021
- Submitted: December 14, 2021
- Operation: Air carrier
- Aircraft: [N408LL](https://openairdocs.org/aircraft/N408LL), registered now
- Make and model: Bell 407
- Registry model: [Bell 407](https://openairdocs.org/model/bell-helicopter-textron-canada-407) (OpenAirDocs)
- Aircraft serial: 53483
- Aircraft time: 9,455 hours, 24,242 cycles
- Engine: Allsn 250C47B
- Engine time: 3,869 hours, 10,867 cycles
- System (JASC): [2820 · Aircraft Fuel Distribution System](https://openairdocs.org/jasc/2820)
- Part: Vent Line
- Part number: 70061J300W360A
- Condition: Damaged
- Location: Fuel System
- 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/QMLA2021121420065

## Discrepancy

CREW NOTICED FUEL SMELL IN COCKPIT.  AIRCRAFT RETURNED TO BASE AND FUEL CAP WAS RESEATED AND SMELL COULD NOT BE DUPLICATED ON NEXT RUN.  THEN AIRCRAFT WAS FLOWN TO A MAINTENANCE FACILITY WITH NO FUEL SMELL IN FLIGHT, BUT DURING OTHER MAINTENANCE THE FUEL VENT LINES WERE INSPECTED AND FOUND TO BE IN NEED OF REPLACEMENT. P/N: 70-061J300W360A & 70-061L000T826A.  AMC SDR CONTROL ID # QMLA2021121420065.

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