# SDR DXTA2021082347400

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 21, 2021
- Submitted: August 23, 2021
- Operation: Air carrier
- Aircraft: [N683QS](https://openairdocs.org/aircraft/N683QS), registered now
- Make and model: Cessna 560XL
- Registry model: [Cessna 560XL](https://openairdocs.org/model/cessna-560xl) (OpenAirDocs)
- Aircraft serial: 5605643
- Aircraft time: 12,166 hours, 9,387 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Condenser
- Condition: Odor
- Location: Cockpit
- Stage of operation: NR
- 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/DXTA2021082347400

## Discrepancy

DURING FLT, WHEN CKPT TEMP SEL TURNED FROM FULL COLD TOWARDS HOT, A EXHAUST/FUEL ODOR DETECTED.  ODOR BECOMES MORE PRONOUNCED AS AIR GETS WARM. TURNED SELECTOR BACK COLD, ODOR DISSIPATED.  SAME ODOR ALSO WHEN OPENING ACCESS DOOR TO TAIL CONE.  REMOVED CONDENSER BAG & FOUND DIRTY.  SOURCE OF ODOR.  INSTALLED NEW CONDENSER BAG IAW AMM U-20-21. GROUND RAN ENGINES, 20 MINS DURING OPS TEST IAW AMM 21-51-00 & NO EXHAUST OR FUEL ODOR IN HOT. NO ODOR IN AFT MX BAY DURING LEAK CHECK.  R & INSP CONDENSER BAG & FOUND NO CONTAMINATION. INSPECTED ECS DUCTS, FOUND NO CONTAMINATION.  ACCOMPUSHED TASK.CARD TC-5XL-21-120902MR1. NO DEFECTS NOTED.

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