# SDR DALA2025043003335

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 25, 2025
- Submitted: April 30, 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: 11,747 hours, 5,430 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: A/C Pack
- Condition: Odor
- Location: Left
- Stage of operation: TX
- 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/DALA2025043003335

## Discrepancy

DIRTY SOCK SMELL ON TAXI OUT .STARTED IN FLT DECK AND CONTINUED THROUGH CABIN.PACKS ON ENGINES.TURNED LEFT PACK OFF AND SMELL DISAPPEARED FOR 1-2 MINUTES BUT SHORTLY RETURNED.SWITCHED TO APU BLEED ON TAXI BACK TO THE GATE AND SMELL REMAINED. PERFORMED T/S OF SMELL OF SMOKE OR FUMES PER AMDS WORK CARD 0550 -2001,0550-2002,055-2003 AND 0550-6001.C/W NO GO ODI STEP1 T/S , STEP 2 LOCATING THE SOURCE, STEP 3 ELIMINATION OF THE SOURCE STEP 4 NOTIFY MCC AND STEP 5.REFER LOG #7218576 FOR FURTHER ACTION.A/C OK FOR CONT. SVC. (LP# 7218574)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.