What was found
F/O YOLK MIC SWITCH STICKS (INTERMITTENT HOT MIC). REPLACED F/O YOLK PTT SWITCH, CHECKS GOOD.
- Difficulty date
- February 16, 2011
- Submitted
- March 10, 2011
- Operation
- Air carrier
- Aircraft
- N523UA
- Make and model
- Boeing 757222
- Aircraft serial
- 24932
- Aircraft time
- 66,887 hours, 24,804 cycles
- Engine
- Pwa PW2040
- System (JASC)
- 2350 · Audio Integrating System
- Part
- Switch
- Condition
- Sticking
- Location
- Microphone
- Stage of operation
- NR
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.