What was found
EMERGENCY DECLARED, CABIN ALTITUDE WARNING EICAS ABOVE 100 MSL. ACFT AT FL 210, CABIN ALT 11500. WARNINGS OCCURRED WITH BOTH PACKS RUNNING. THIS ITEM WAS DEFERRED IAW MEL 21-31-1A, VERIFIED MANUAL OPERATION OF OUTFLOW VALVE.
- Difficulty date
- January 27, 2026
- Submitted
- January 27, 2026
- Operation
- Air carrier
- Aircraft
- N415UP
- Make and model
- Boeing 75724APF
- Aircraft serial
- 23855
- Aircraft time
- 38,288 hours, 25,828 cycles
- System (JASC)
- 2131 · Cabin Pressure Controller
- Part
- Warning Message
- Condition
- Illuminated
- Location
- Zone 200
- Stage of operation
- DE
- 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.