What was found
CAPTAIN'S OXYGEN MASK MICROPHONE IS INOPERATIVE. CREW COMMENTS: CAPTS O2 MASK MICROPHONE INTERMITTENTLY INOP DURING TEST AND IN USE, O2 IS OK. REPLACED MASK, MASK BOX AND AMU. O2 AND AUDIO CHECKS OK, LEAK CHECK OKAY.
- Difficulty date
- July 1, 2010
- Submitted
- July 2, 2010
- Operation
- Air carrier
- Aircraft
- N459UA
- Make and model
- Airbus A320232
- Aircraft serial
- 1192
- Aircraft time
- 33,465 hours, 14,096 cycles
- Engine
- Iae V2527A5
- System (JASC)
- 3510 · Crew Oxygen System
- Part
- Microphone
- Condition
- Inoperative
- Location
- O2 Mask
- Component
- O2 Mask
- Component part number
- MF20534
- Stage of operation
- IN
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.