What was found
ETOPS SIGNIFICANT SYS: ON CLIMB OUT FROM ICT, LT DUCT PRESSURE 41 RT DUCT PRESSURE 26 EVEN IN CRUISE AND DECENT. REPLACED HIGH STAGE VALVE AND PRSOV.
- Difficulty date
- April 22, 2011
- Submitted
- April 25, 2011
- Operation
- Air carrier
- Aircraft
- N739MA
- Make and model
- Boeing 7378Q8
- Aircraft serial
- 30670
- Aircraft time
- 16,519 hours, 6,404 cycles
- System (JASC)
- 3610 · Pneumatic Distribution System
- Part
- Valve
- Part number
- 32144464
- Condition
- Inoperative
- Location
- Cabin Air
- Stage of operation
- CL
- 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.