What was found
CREW REPORTS BOTH TRANSPONDERS ARE FAULTY. REPLACED BOTH UPPER AND LOWER ATC ANTENNAS PER MM. ACCOMPLISHED SYSTEM TEST PER MM. CHECKED OKAY.
- Difficulty date
- December 8, 2011
- Submitted
- January 13, 2012
- Operation
- Air carrier
- Aircraft
- N673UA
- Make and model
- Boeing 767322
- Aircraft serial
- 29241
- Aircraft time
- 43,247 hours, 11,289 cycles
- Engine
- Pwa PW4052
- System (JASC)
- 3452 · ATC Transponder System
- Part
- Antenna
- Condition
- Failed
- Location
- Atc
- Stage of operation
- CR
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.