What was found
AFTER ENG 1 START, EGT REMAINED AT 60 & EGT OF ENG 2 WAS 490. IAW TSM 77-20-00-810-803-A LOSS OF THE EGT THERMOCOUPLE SIGNAL TO THE ECU ON ENG 1 WAS PERFORMED. IAW AMM 77-21-10-200-002-A INSPECTION CHECK OF THE T 495 THERMOCOUPLE LE WIRING HARNESS WAS PERFORMED. LOWER EXTENSION LEAD CONNECTOR THAT IS CONNECTED ON RT LOWER THERMOCOUPLE LEAD ASSEMBLY IS LOSE. TIGHTENED & TESTED IAW TORQUE VALUES ON THIS MANUAL. IAW AMM 73-29-00-10-040-B OPERATIONAL TEST OF THE FADEC ON THE GND WITH ENG MONITORING WAS PERFORMED, TESTED SATISFACTORY. IAW AMM 71-00-00-710-003- B ENG AUTOMATIC START WAS PERFORMED IN ENG 1, EGT TEMP REACHES 488 C IN FIVE MINUTES.