What was found
3 CSS START ATTEMPTTS @340 ALL RECEIVED FAULT LIGHT THAT EXTINGUISHED WITH QRH. GROUNDED - YES. PERFORMED APU BITE TEST ON GROUND. FOUND FAULT 49-61259 SPEED SENSOR 1.
- Difficulty date
- August 18, 2023
- Submitted
- August 21, 2023
- Operation
- Air carrier
- Aircraft
- N593AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35107
- Aircraft time
- 56,348 hours, 16,838 cycles
- System (JASC)
- 4940 · APU Start/Ignition System
- Part
- Unknown
- Part number
- UNKNOWN
- Condition
- Unknown
- Location
- Unknown
- Stage of operation
- CR
- How discovered
- V
- Nature of condition
- J
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.