What was found
INSPECTION TYPE:NAON DESCENT CABIN PRESS WAS IN AUTO AND SHOWED OUTFLOW VALVE CLOSED FOLLOWED BY A LVL 1 AVIONICS FAN OVRD MSGPERFORMED T/S PER FIM 21-26-04-00 AND SYS OK. CPC1 AND CPC2 R-T-S PASS PER AMM 21-31-00-501. OK FOR SVC.
- Difficulty date
- June 13, 2022
- Submitted
- June 14, 2022
- Operation
- Air carrier
- Aircraft
- N291UP
- Make and model
- Doug MD11F
- Aircraft serial
- 48477
- Aircraft time
- 78,460 hours, 13,912 cycles
- System (JASC)
- 2120 · Air Distribution System
- Part
- Cabin Pressure
- Part number
- NA
- Part serial
- NA
- Condition
- Inoperative
- Location
- Cabin
- Stage of operation
- DE
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.