What was found
SHIP 6801 -ATB/PRES/DE- DUE TO CABIN ALTITUDE WARNING REQUIRING EMERGENCY DESCENT. OXYGEN MASKS MANUALLY DEPLOYED. CORRECTIVE ACTION: REPLACED SEALS AT RT TURBINE INLET DUCT. R/R CAB AIR REC OUTFLOW VALVE.
- Difficulty date
- May 7, 2025
- Submitted
- May 8, 2025
- Operation
- Air carrier
- Aircraft
- N702TW
- Make and model
- Boeing 7572Q8
- Aircraft serial
- 28162
- Aircraft time
- 99,528 hours, 26,224 cycles
- System (JASC)
- 2133 · Pressure Regulator/Outflow Valve
- Part
- Outflow Valve
- Condition
- Faulted
- Location
- Zone 100
- Part time
- 69,852 hours, 26,192 cycles
- Stage of operation
- CR
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- G, A, I
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.