What was found
WHILE ACCOMPLISHING TC 78273000, NR 2 ENGINE FOUND FAULT ECONOMIC MSG NR: 77-20862 THE BOTTOM LT EGT SGNAL, T495S3 IS OUT OF RANGE, FLIGHT LEGS: 1, 2, 3, MSG NR: 77-20872, THE TOP LT EGT SIGNAL, T495S4 IS OUT OF RANGE, LONG TERM FAULT. MUST BE CORRECTED IN 450 HOURS. ACFT GROUNDED. ACCOMPLISHED T/C 78273000. NR 2 ENGINE T495 S4 TEMP SHOWS DASHES. REF FIM 77-21, TASK 804. PIN TENSION ON CJ9 HARNESS S3 AND S4 CONNECTORS ARE LOOSE. REF AMM 73-21-06-000. R & R CJ9 CORE ENGINE HARNESS. OPS TEST NORMAL.