# SDR DXTA2026050407880

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 1, 2026
- Submitted: May 4, 2026
- Operation: Air carrier
- Aircraft: [N228QS](https://openairdocs.org/aircraft/N228QS), registered now
- Make and model: Cndair CL6002B16
- Aircraft serial: 6103
- Aircraft time: 7,075 hours, 3,901 cycles
- System (JASC): [2170 · Humidity Control System](https://openairdocs.org/jasc/2170)
- Part: Coalescer Bag
- Part number: 18084928
- Condition: Dirty
- Location: Zone 100
- 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/DXTA2026050407880

## Discrepancy

ON INITIAL CLIMBOUT AN UNKNOWN ODOR/FUME BECAME PREVALENT IN BOTH THE COCKPIT AND THE CABIN.  ALL CREWS EYES STARTED BURNING, NO SMOKE DETECTED OR OTHER CAS MESSAGES, ETC TO HELP DETERMINE ANY ISSUE. THE SMELL APPEARED TO BEGIN PERHAPS RIGHT AFTER THE APU WAS TURNED OFF THE BLEEDS WERE SWITCHED TO THE 10TH STAGE.  WE RETURNED TO LAND QUICKLY AND THE SMELL WAS STILL ONBOARD UPON LANDING. CORRECTIVE ACTION: INSTALLED A NEW COALESCER BAG ON THE LH AND RH WATER SEPARATOR REF CL650 AMM TASK 21-51-13-160-801. PN: / 180849-28 NSN.

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