What was found
APU TREND DATA SHOWS CT5ATP TEMP IS AT OR ABOVE THE THRESHOLD 605 DEGREES. GROUNDED - YES. REMOVED AND REPLACED FUEL NOZZLES REF B737-900 AMM 49-31-14.
- Difficulty date
- December 16, 2022
- Submitted
- December 19, 2022
- Operation
- Air carrier
- Aircraft
- N431AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 43255
- Aircraft time
- 33,663 hours, 10,672 cycles
- System (JASC)
- 4930 · APU Engine Fuel and Control
- Part
- Fuel Nozzle
- Part number
- 38304161
- Condition
- Faulted
- Location
- Apu
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.