What was found
APU CT5 ATP EGT TREND DATA SHOWS EGT HAS SHIFTED ABOVE THE ESTABLISHED THRESHOLD. ACFT GROUNDED. R & R ALL APU FUEL NOZZLE IAW AMM 49-31-14/401. OPS CHECKED NORMAL. NO LEAKS NOTED.
- Difficulty date
- October 11, 2014
- Submitted
- October 15, 2014
- Operation
- Air carrier
- Aircraft
- N563AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35180
- Aircraft time
- 30,724 hours, 9,385 cycles
- System (JASC)
- 4930 · APU Engine Fuel and Control
- Part
- Injector
- Part number
- 38304161
- Condition
- Failed
- Location
- Apu
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.