# SDR 2008UALA02669

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 7, 2008
- Submitted: May 8, 2008
- Operation: Air carrier
- Aircraft: N330UA
- Make and model: Boeing 737322
- Aircraft serial: 24191
- Aircraft time: 57,394 hours, 31,456 cycles
- Engine: Ge CFM56*
- System (JASC): [2613 · Overheat Detection](https://openairdocs.org/jasc/2613)
- Part: Module
- Part number: 6937307149
- Condition: Failed
- Location: Overheat Sys
- 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/2008UALA02669

## Discrepancy

NR 1 OVERHEAT LIGHT FAILS TO COME ON DURING TEST.  REPLACED THE ENGINE AND APU FIRE CONTROL MODULE PER MM26-21-51.  AC OK FOR SERVICE.

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