What was found
CREW NOTICED NR 1 ENGINE OIL PRESSURE READING ZERO DURING CRUISE. NO ASSOCIATED OIL PRESSURE WARNING INDICATION. PRECAUTIONARY ENGINE SHUTDOWN CARRIED OUT. FLIGHT DIVERTED AND LANDED WITHOUT FURTHER INCIDENT. ARF WAS ON STANDBY FOR ACFT ARRIVAL. FOUND WIRE DAMAGED (CHAFED) NEAR HP FUEL FILTER, WIRE REPLACED FROM TRANSMITTER CONNECTOR P1 TO CONNECTOR 9811P29. GROUND RUN CARRIED OUT, NR1 ENG OIL PRESSURE INDICATED NORMALLY WITHIN LIMITS. SYS SERVICEABLE.