What was found
DURING CLIMB R ENG HPSOV EICAS ON DUCT PRESS FLUCTUATES BETWEEN 25 - 40 PSI, OUT DURING CRUISE. FOUND HIGH PRESSURE SHUTOFF VALVE FAULTY. REPLACED VALVE. CHECKS OKAY FOR SVC.
- Difficulty date
- August 13, 2008
- Submitted
- August 21, 2008
- Operation
- Air carrier
- Aircraft
- N643UA
- Make and model
- Boeing 767322
- Aircraft serial
- 25093
- Aircraft time
- 75,028 hours, 12,122 cycles
- Engine
- Pwa PW4060
- System (JASC)
- 3610 · Pneumatic Distribution System
- Part
- Shutoff Valve
- Part number
- 79027013
- Condition
- Fluctuates
- Location
- Nr 2 Engine
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- J
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.