What was found
DIVERSION/DECLARED EMERGENCY. CABIN ALT WARNING OUT OF 10K WOULD NOT HOLD IN AUTO MODE NO AUTO FAIL LIGHT OR ALT LIGHT. R&R AFT CABIN OUTFLOW VALVE PER MM.
- Difficulty date
- October 26, 2016
- Submitted
- October 28, 2016
- Operation
- Air carrier
- Aircraft
- N7828A
- Make and model
- Boeing 7377CT
- Aircraft serial
- 33697
- Aircraft time
- 47,332 hours, 22,425 cycles
- System (JASC)
- 2133 · Pressure Regulator/Outflow Valve
- Part
- Outflow Valve
- Part number
- 40631997201AB
- Part serial
- 01310518
- Condition
- Faulty
- Location
- Cabin Pressure
- Stage of operation
- CL
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.