# SDR DALA2019102906230

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 25, 2019
- Submitted: October 29, 2019
- Operation: Air carrier
- Aircraft: N936DN
- Make and model: Doug MD-90-30
- Registry model: [Doug MD-90-30](https://openairdocs.org/model/mcdonnell-douglas-md-90-30) (OpenAirDocs)
- Aircraft serial: 53461
- Aircraft time: 46,463 hours, 30,208 cycles
- System (JASC): [4910 · APU Cowling/Containment](https://openairdocs.org/jasc/4910)
- Part: Apu Bay
- Condition: Contaminated
- 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/DALA2019102906230

## Discrepancy

DURING TAKEOFF AND CLIMBOUT. FLIGHT ATTENDANT COULD SMELL A BURNT RUBBER SMELL THROUGHOUT THE ENTIRE A/C. IN THE COCKPIT IT SMELLED LIKE A PETROLEUM PRODUCT OIL OR HYDRAULIC FLUID. IT SEEMED TO DISSIPATE AS WE CLIMBED OUT AND REDUCED POWER / FOUND OIL AROUND AND IN APU COMPARTMENT. T/S IN REF TO AMM TASK21-53-00-720-802. CHANGED SOCK IN REF TO 21-54. C/W NO GO ODI PREVENTION.(4633310)

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