- Difficulty date
- February 23, 2020
- Submitted
- February 27, 2020
- Operation
- Air carrier
- Make and model
- Airbus A320251N
- Aircraft serial
- 07925
- Aircraft time
- 8,533 hours, 3,561 cycles
- Part
- Switch
- Part number
- 4441085
- Part serial
- 410850005586
- Condition
- Failed
- Location
- Cabin Pressure
- Part time
- 8,534 hours, 3,561 cycles
- Stage of operation
- CR
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- G
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PASSENGER O2 SYSTEM ACTUATED DURING FLIGHT FOR UNKNOWN REASON. 02/27/2020 SUPPLEMENT - CORRECTIVE ACTION: REFERENCE PEMCO NR 2788N3 AND LP1254353 ITEM 1, CABIN ALTITUDE PRESSURIZATION SWITCH FOUND FAULTY. REMOVED AND REPLACED CABIN ALTITUDE PRESSURIZATION SWITCH (16WR), OPS CHECK GOOD IAW A320 AMM 35-23-00-720-002-A.