# SDR 2008UALA02472

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 25, 2008
- Submitted: May 14, 2008
- Operation: Air carrier
- Aircraft: [N542UA](https://openairdocs.org/aircraft/N542UA), registered now
- Make and model: Boeing 757222
- Aircraft serial: 25276
- Aircraft time: 56,074 hours, 20,508 cycles
- Engine: Pwa PW2037
- System (JASC): [2697 · Fire Protection System Wiring](https://openairdocs.org/jasc/2697)
- Part: Contact
- Condition: Dirty
- Location: Fire Switch
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2008UALA02472

## Discrepancy

WHEEL WELL FIRE LIGHT TESTS OK DURING LIGHT TEST DOESN'T ILLUM DURING FIRE TEST. FOUND SWITCH CONTACTS DIRTY.  CLEANED SWITCH CONTACTS, REINSTALLED, WORKS NORMALLY.

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