# SDR C1Y2002F00000

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 26, 2002
- Submitted: April 10, 2002
- Operation: Air carrier
- Aircraft: [N407LG](https://openairdocs.org/aircraft/N407LG), registered now
- Make and model: Bell 407
- Registry model: [Bell 407](https://openairdocs.org/model/bell-helicopter-textron-canada-407) (OpenAirDocs)
- Aircraft serial: 53143
- Engine: Allsn 250C47B
- System (JASC): [2140 · Heating System](https://openairdocs.org/jasc/2140)
- Part: Shutoff Valve
- Condition: Failed
- Location: Cabin Heater
- Part time: 695 hours
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/C1Y2002F00000

## Discrepancy

CABIN HEATER SHUTOFF VALVE (PN ES26185-1) WOULD CONTINUALLY TRIP THE CIRCUIT BREAKER.  INSTALLED NEW VALVE.  HEATER OPERATION BACK TO NORMAL.

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