What was found
OVERBOARD EX VAL TEST STATUS MESSAGE WILL NOT CLEAR, HAD HARD FAULT THAT WOULD NOT CLEAR. REPLACED OVERBOARD EXHAUST VALVE AND AIR FILTER ASSY. OPS CHECKS GOOD. FAULTS CLEARED.
- Difficulty date
- March 26, 2013
- Submitted
- March 29, 2013
- Operation
- Air carrier
- Aircraft
- N543UA
- Make and model
- Boeing 757222
- Aircraft serial
- 25698
- Aircraft time
- 81,544 hours, 23,651 cycles
- Engine
- Pwa PW2037
- System (JASC)
- 2133 · Pressure Regulator/Outflow Valve
- Part
- Outflow Valve
- Condition
- Faulty
- Location
- Cabin Pressure
- Stage of operation
- IN
- 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.