What was found
CMCF DATA SHOWS RIGHT ADC FAULT ON TAKEOFF. ACCOMPLISHED CH 2043 AND CH 2044 AND CH 2047. ADC CMC BITE PASSED. NO EXISTING FAULTS IAW CHAPTER 34.
- Difficulty date
- September 26, 2011
- Submitted
- October 14, 2011
- Operation
- Air carrier
- Aircraft
- N118UA
- Make and model
- Boeing 747422
- Aircraft serial
- 28811
- Aircraft time
- 50,731 hours, 6,144 cycles
- Engine
- Pwa PW4056
- System (JASC)
- 3417 · Air Data Computer
- Part
- Adc
- Condition
- Malfunctioned
- Location
- Right
- Stage of operation
- CL
- How discovered
- O
- Nature of condition
- N
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.