What was found
LEFT N2 ERRATIC BELOW 20% AT START. REMOVED AND REPLACED THE NR 1 ENGINE N2 SPEED SENSOR IAW AMM 77-12-02. OPS CHECKED NORMAL.
- Difficulty date
- October 7, 2016
- Submitted
- November 9, 2016
- Operation
- Air carrier
- Aircraft
- N1997A
- Make and model
- Boeing 76733A
- Aircraft serial
- 27310
- Aircraft time
- 90,527 hours, 17,627 cycles
- Engine
- Ge CF680C2B6F
- System (JASC)
- 7712 · Engine BMEP/Torque Indicating
- Part
- Sensor
- Part number
- 8TJ162AAB1
- Part serial
- GDB6114A
- Condition
- Malfunctioned
- Location
- N2 Speed
- Stage of operation
- TX
- 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.