What was found
PAX 02 MASK DO NOT DEPLOY DURING FUNCTION CHECK. R&R ALTITUDE PRESSURE SWITCH.
- Difficulty date
- January 12, 2019
- Submitted
- January 14, 2019
- Operation
- Air carrier
- Aircraft
- N844HK
- Make and model
- Emb EMB145LR
- Aircraft serial
- 145838
- Aircraft time
- 27,886 hours, 25,894 cycles
- System (JASC)
- 3520 · Passenger Oxygen System
- Part
- Control Switch
- Condition
- Failed
- Location
- O2 System
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.