# SDR DALA2025102007626

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 14, 2025
- Submitted: October 20, 2025
- Operation: Air carrier
- Aircraft: [N106DU](https://openairdocs.org/aircraft/N106DU), registered now
- Make and model: Airbus BD-500-1A10
- Registry model: [Airbus BD-500-1A10](https://openairdocs.org/model/airbus-canada-ltd-ptnrsp-bd-500-1a10) (OpenAirDocs)
- Aircraft serial: 50025
- Aircraft time: 13,032 hours, 6,065 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: A/C Pack
- Condition: Odor
- Location: Left
- Stage of operation: CL
- How discovered: O
- Nature of condition: B
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2025102007626

## Discrepancy

FUMES IN COCKPIT ON CLIMB OUT. RETURN TO FIELD. ODOR PERSISTS. OPERATED LEFT & RIGHT PACK ON BOTH APU & RT ENG BLEED. VERIFIED SOURCE OF SMELL TO BE COMING FROM LEFT PACK. NO SMELL DURING RIGHT PACK OPS ON EITHER RT ENG OR APU BLEED SOURCE. ALL ENG RUNS & BLEED OPS PERFORMED AS PER A220 AMP 36-11. (JR621876) REF . LOG PG 8148355 FOR SIGN OFF. (LP# 8148353)

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