What was found
CORROSION ON SUTTLEMENT AT CABIN AIR OUT FLOW BUTTERFLY VALVE. OUTFLOW BUTTERFLY VALVE WILL BE REPLACED UNDER NRC 2 DUE TO OUTFLOW BUTTERFLY VALVE WAS FOUND CRACKED.
- Difficulty date
- January 11, 2015
- Submitted
- January 16, 2015
- Operation
- Air carrier
- Aircraft
- N976DL
- Make and model
- Doug MD88
- Aircraft serial
- 53257
- Aircraft time
- 62,642 hours, 46,156 cycles
- System (JASC)
- 2133 · Pressure Regulator/Outflow Valve
- Part
- Outflow Valve
- Condition
- Corroded
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.