What was found
NR 1 ENG T-R SYC LOCK VALVE IS NOT IN COMMANDED POSITION. ITEM HAS MULTIPLE HIT IN FAULT HISTORY. REF J-C2-2020 ITEM 7. RPLC'D SYNC LOCK VALVE PER MM ON NR 1 ENG SYNC LOCK VALVE FAILED OPERATIONAL TEST. FOUND C-B P23 ON PANEL P110 POPPED. RESET C-B. SYNC LOCK LOCK AND T-R ISO VALVE DEACTIVATED REV LOCKOUT PINS INSTALLED. CK CONNECTOR SUSPECT SHORTED. RELAY K78106 DOES NOT BREAK DOWN TO P-N IF NEEDED. NO HISTORY UNTIL SYNC LOCK FAILED ACK JOB CARD. REVERSED MEL AND RAN ENGINE OPERATED REVERSER 4 TIMES CHECKS GOOD.