What was found
RT PRIMARY ENGINE EGT INDICATOR READS ZERO USING LDRR ICAS COMPUTER STANDBY ENGINE INSTRUMENT ALSO READS ZERO. TROUBLESHOT IAW FIM 77-21, FAULT TREE 803 INSPECTED EGT THERMOCOUPLE CABLES TERMINALS AND BRACKET FOR DAMAGE INSPECTED CONNECTORS AND PINS AT FIREWALL DISC POS 7 IAW WDM 77-21-11. CHECKED CONTINUITY FROM FIREWALL TO JUNCTION BOX. CHECKED RESISTANCE FOR INDIVIDUAL PROBES AT JUNCTION BOX CONNECTOR. R & R SHUNT JUNCTION BOX IAW AMM 77-21-03. OPS CK GOOD ENG RUN INDICATES GOOD EGT ON EICAS AND STBY INDICATORS.