# SDR UALA2012072504044

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 25, 2012
- Submitted: August 24, 2012
- Operation: Air carrier
- Aircraft: N178UA
- Make and model: Boeing 747422
- Aircraft serial: 24385
- Aircraft time: 90,780 hours, 10,956 cycles
- Engine: Pwa PW4056
- System (JASC): [3320 · Passenger Compartment Lighting](https://openairdocs.org/jasc/3320)
- Part: Lamp
- Part number: 1317
- Condition: Inoperative
- Location: Cabin Light
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2012072504044

## Discrepancy

DURING M CHECK, FOUND CEILING LIGHT AT 34K INOP.  REPLACED LAMP.

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