# SDR DALA13049090936

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 20, 2013
- Submitted: October 3, 2013
- Operation: Air carrier
- Aircraft: N936DL
- Make and model: Doug MD-88
- Registry model: [Doug MD-88](https://openairdocs.org/model/mcdonnell-douglas-md-88) (OpenAirDocs)
- Aircraft serial: 49723
- Aircraft time: 64,063 hours, 48,546 cycles
- System (JASC): [3320 · Passenger Compartment Lighting](https://openairdocs.org/jasc/3320)
- Part: Ballast
- Condition: Burned
- Location: Cabin Lights
- 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/DALA13049090936

## Discrepancy

DURING CLIMBOUT,  AN ACRID ODOR BEGAN ISSUING FROM AIR CONDITIONING DUCTS.  THE ENGINE ANTI-ICE WAS ON AND NORMAL PNEUMATIC CONFIGURATION.  SELECTED A COLDER TEMP ON PACKS AND FUMES EVENTUALLY DISSIPATED.  FOUND INOPERATIVE LIGHTING BALLAST AT ROW 33ABC.  BALLAST HAD BURNED ELECTRICAL ODOR.  REPLACED BALLAST IAW AMM 33-20. RAN AIR CONDITIONING PACKS. NO ODOR DETECTED.  ACFT OK FOR SERVICE.

---
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.