# SDR 14880302006

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 2, 2006
- Submitted: March 6, 2006
- Operation: Air carrier
- Aircraft: [N490QS](https://openairdocs.org/aircraft/N490QS), registered now
- Make and model: Gulstm GIV
- Aircraft serial: 1488
- Aircraft time: 2,938 hours, 1,420 cycles
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Coupler
- Part number: CA33030
- Condition: Broken
- Location: Pneumatic Sys
- Stage of operation: CR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/14880302006

## Discrepancy

UNDERFLOOR OVERHEAT AND AFT BAGGAGE SMOKE CAS MESSAGES DURING FLIGHT. FOUND COUPLER ASSY, BROKEN IN PNEUMATIC DUCTING.

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