What was found
APU AUTO SHUTDOWN DURING TAXI OUT. APU AUTO SHUTDOWN DURING TAXI OUT. CONFIRMED APU SURGE BLEED CONTROL VALVE MALFUNCTIONING. REPLACED BLEED VALVE. OPS CHECK OKAY.
- Difficulty date
- July 10, 2008
- Submitted
- July 17, 2008
- Operation
- Air carrier
- Aircraft
- N642UA
- Make and model
- Boeing 767322
- Aircraft serial
- 25092
- Aircraft time
- 74,611 hours, 12,082 cycles
- Engine
- Pwa PW4060
- System (JASC)
- 4920 · APU Core Engine
- Part
- Bleed Valve
- Condition
- Faulted
- Location
- Apu
- Stage of operation
- TX
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- D
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.