What was found
ON PREFLIGHT-FIRST OFFICER MIC TEST ON 02 MASK NOT WORKING. REMOVED AND REPLACED F/O'S FULL FACE MASK PER M/M 35-11-51-2. OK FOR SERVICE.
- Difficulty date
- August 2, 2018
- Submitted
- August 10, 2018
- Operation
- Air carrier
- Aircraft
- N146FE
- Make and model
- Boeing 7673S2F
- Aircraft serial
- 43551
- Aircraft time
- 2,217 hours, 939 cycles
- System (JASC)
- 3510 · Crew Oxygen System
- Part
- Oxygen Mask
- Part number
- MF20004
- Part serial
- B119207
- Condition
- Inoperative
- Location
- Cockpit
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- L
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.