What was found
APU DATA IS TRENDING ABOVE ESTABLISHED THRESHOLD. ACFT GROUNDED. REPLACED ALL APU FUEL NOZZLE FOR PRECAUTIONARY MEASURES. REF AMM 49-31-14/401. OPS CHECKS OF APU NORMAL. NO LEAKS NOTED.
- Difficulty date
- January 5, 2014
- Submitted
- January 6, 2014
- Operation
- Air carrier
- Aircraft
- N563AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35180
- Aircraft time
- 27,713 hours, 8,506 cycles
- System (JASC)
- 4930 · APU Engine Fuel and Control
- Part
- Fuel Nozzle
- Part number
- 38304161
- Condition
- Malfunctioned
- 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.