# SDR AALA20170214018

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 11, 2017
- Submitted: February 14, 2017
- Operation: Air carrier
- Aircraft: [N9620D](https://openairdocs.org/aircraft/N9620D), registered now
- Make and model: Doug DC-9-83
- Registry model: [Doug DC-9-83](https://openairdocs.org/model/douglas-dc-9-83) (OpenAirDocs)
- Aircraft serial: 53591
- Aircraft time: 55,542 hours, 27,056 cycles
- System (JASC): [4910 · APU Cowling/Containment](https://openairdocs.org/jasc/4910)
- Part: Relay
- Condition: Faulty
- Location: Zone 100
- Stage of operation: UK
- How discovered: O
- Nature of condition: B
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA20170214018

## Discrepancy

AIRCRAFT WAS NOT GROUNDED. FUEL ODOR IN THE CABIN AFTER THE APU STARTED. REMOVED AND REPLACED APU DOOR CLOSE RELAY. ACCOMPLISHED HIGH PRESSURE PNEUMATIC DUCTING BURNOUT. OPERATIONAL CHECK GOOD.

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