What was found
F/O OXYGEN MASK MIC IS INOP. AFTER TROUBLE SHOOTING FOUND AUDIO SELECT PANEL FAULTY. REPLACED FIRST OBSERVER'S AUDIO SELECTOR PANEL OP CHECK GOOD. ACFT OK FOR SERVICE.
- Difficulty date
- July 25, 2008
- Submitted
- August 5, 2008
- Operation
- Air carrier
- Aircraft
- N309UA
- Make and model
- Boeing 737322
- Aircraft serial
- 23670
- Aircraft time
- 61,285 hours, 36,226 cycles
- Engine
- Cfmint CFM563C1
- System (JASC)
- 2300 · Communications System
- Part
- Selector Panel
- Part number
- 106209025
- Condition
- Faulty
- Location
- Cockpit
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.