What was found
DURING TAKE OFF ROLL NR 2 ENGINE EPR INDICATION LAGGED SIGNIFICALLY BEHIND NR 1 ENGINE. N1, EGT AND N2 MATCHED. REMOVED AND REPLACED THE NR 2 ENGINE EPR COMPUTER IAW AMM 77-11-02. AIRCRAFT WAS GROUNDED.
- Difficulty date
- September 30, 2016
- Submitted
- October 5, 2016
- Operation
- Air carrier
- Aircraft
- N980TW
- Make and model
- Doug DC983
- Aircraft serial
- 53630
- Aircraft time
- 47,114 hours, 23,424 cycles
- System (JASC)
- 7711 · Engine Pressure Ratio (EPR)
- Part
- Computer
- Part number
- LG80E1
- Part serial
- T2513
- Condition
- Faulty
- Part time
- 5,647 hours, 3,318 cycles
- Stage of operation
- TO
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- C
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.