# SDR DXTA2014022405665

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 22, 2014
- Submitted: February 28, 2014
- Operation: Air carrier
- Aircraft: [N939QS](https://openairdocs.org/aircraft/N939QS), registered now
- Make and model: Cessna 750
- Registry model: [Cessna 750](https://openairdocs.org/model/cessna-750) (OpenAirDocs)
- Aircraft serial: 7500193
- Aircraft time: 10,948 hours, 6,570 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: AL750PS
- Part serial: 25063
- Condition: Defective
- Location: Cabin
- Part time: 531 hours, 328 cycles
- Stage of operation: CR
- 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/DXTA2014022405665

## Discrepancy

STRONG ODOR ORIGINATING IN CABIN NEAR SEATS 5 & 6.  ODOR SMELLS LIKE CHEMICALS OR HYDROCARBONS.  REMOVED LT & RT PSU'S & INSPECTED ALL LIGHTS, POWER SUPPLIES & ELEC CONNECTORS.  REMOVED LOWER FASCIA’S BY SEATS 5 & 6, INSPECTED ALL WIRING & ELEC CONNECTORS.  FOUND POWER SUPPLY FOR SEAT 5 UPPER INDIRECT LIGHT EXTREMELY HOT TO THE TOUCH.  R & R POWER SUPPLY IAW MM 25-20-25.  CLEANED CABIN ACM & FOUND NO DEFECTS.  NEW POWER SUPPLY OPERATIONS CHECKED GOOD.  RE-INSTALLED LOWER FASCIA’S & LT & RT PSU'S.

---
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.