What was found
ON 20-DEC-2018 THE FLIGHT CREW SQUAWKED A FAULT WITH THE NO2 ENGINE COMPUTER. AFTER TROUBLESHOOTING THE NO2 ENGINE DEEC COMPUTER WAS REPLACED WITH A REPAIRED ENGINE DEEC COMPUTER. P/N 2118882-1008 S/N 120-BH0057 OPERATIONAL CHECKS WERE SATISFACTORY ON 06-JAN-2019 THE FLIGHT CREW AGAIN SQUAWKED THAT THE NO2 ENGINE COMPUTER WAS FAULTED. S/N 120-BH0057 DEEC COMPUTER WAS FOUND DEFECTIVE AND REPLACED WITH A REPAIRED UNIT. S/N 120-BH0057 FAILED AFTER 27.7 HRS AND 19 CYCLES IN SERVICE