What was found
APU CT5ATP EGT TREND DATA SHOWS EGT HAS SHIFTED ABOVE THE MAINTENANCE THRESHOLD OF 593 GROUNDED - YES. REMOVED AND REPLACED 10 EA APU FUEL NOZZLES AND SHROUDS, OPS AND LEAK CHECKED GOOD REF B737-800 AMM 49-31-14.
- Difficulty date
- December 4, 2017
- Submitted
- December 5, 2017
- Operation
- Air carrier
- Aircraft
- N560AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35179
- Aircraft time
- 43,238 hours, 13,050 cycles
- System (JASC)
- 4930 · APU Engine Fuel and Control
- Part
- Fuel Nozzle
- Part number
- 38304161
- Condition
- Malfunctioned
- Location
- Apu
- Stage of operation
- NR
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.