# SDR ASAA1159451

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 12, 2011
- Submitted: April 19, 2011
- Operation: Air carrier
- Aircraft: [N569AS](https://openairdocs.org/aircraft/N569AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35184
- Aircraft time: 15,556 hours, 5,082 cycles
- System (JASC): [4970 · APU Indicating System](https://openairdocs.org/jasc/4970)
- Part: Fuel Nozzle
- Part number: 38304161
- Condition: Malfunctioned
- Location: Apu Engine
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA1159451

## Discrepancy

APU CT5ATP EGT TREND DATA SHOWS EGT HAS SHIFTED ABOVE THE ESTABLISHED THRESHOLD.  REPLACED 10 APU FUEL NOZZLES PER MM 49-31-14-000-801 AND MM 49-31-14-400-801.  STARTED AND RAN APU FOR 5 MINS NO LEAKS NOTED.

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