# SDR QXEANM09406

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 13, 2007
- Submitted: April 4, 2007
- Operation: Air carrier
- Aircraft: N406QX
- Make and model: Bombdr DHC8402
- Aircraft serial: 4048
- System (JASC): [4920 · APU Core Engine](https://openairdocs.org/jasc/4920)
- Part: Drain Valve
- Part number: 164161100
- Condition: Damaged
- Location: Apu
- 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/QXEANM09406

## Discrepancy

BALL ON WRONG SIDE OF SPRING, WHICH ALLOWS IT TO REST IN CLOSED POSITION, NOT ALLOWING PROPER DRAINAGE.

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