# SDR DXTA2013120205588

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 2, 2013
- Submitted: December 3, 2013
- 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: 10,762 hours, 6,467 cycles
- System (JASC): [3320 · Passenger Compartment Lighting](https://openairdocs.org/jasc/3320)
- Part: Light
- Part number: AL1245T660B
- Condition: Contaminated
- Location: Cabin
- Stage of operation: TX
- How discovered: O
- Nature of condition: B
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2013120205588

## Discrepancy

THE ODOR OF HOT PLASTIC OR HOT VINYL WAS NOTICED BY 4 CREW MEMBERS.  THE ODOR IS MUCH STRONGER TOWARDS THE CEILING OF THE CABIN.  THE STRONGEST ODOR COMING FROM THE CEILING BETWEEN SEATS 3 & 5.  NO SMOKE IS NOTICED. DUCT SUPPLY TEMP IS 46 DEGREES TO THE CABIN & 60 DEGREES TO THE COCKPIT.  REMOVED BOTH PSU'S & FOUND 9 LAMPS TO HAVE GLUE LIKE SUBSTANCE ON THEM & ALL OTHER LAMPS TO BE DIRTY.  R & R 9 LAMPS & CLEANED THE REMAINING BULBS.  INSTALLED PSU'S & RAN APU, THERE WAS NO SMELL IAW CE-750 MM 30-00-00.

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