What was found
RETURNED TO GATE DUE TO LEFT ENG HPSOV PROBLEM, AND RT ENGINE HPSOV EICAS MESSAGE. SECURED B-NUTS. OPS CHECKED GOOD WITH NO FAULTS.
- Difficulty date
- December 10, 2011
- Submitted
- January 3, 2012
- Operation
- Air carrier
- Aircraft
- N671UA
- Make and model
- Boeing 767322
- Aircraft serial
- 30026
- Aircraft time
- 44,377 hours, 11,555 cycles
- Engine
- Pwa PW4056
- System (JASC)
- 3610 · Pneumatic Distribution System
- Part
- B-Nut
- Condition
- Loose
- Location
- Bleed System
- Stage of operation
- TX
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.