What was found
CLT - DURING CRUISE, EN ROUTE FROM PHL TO SJU, CREW REPORTED FLUCTUATIONS IN OIL QUANTITY AND OIL PRESSURE ON THE NR 1 ENGINE. CREW WAS ADVISED, DUE TO RECENT NR 1 ENGINE CHANGE, TO DIVERT TO CLT. UPON DIVERSION TO CLT, INDICATIONS CAME BACK TO NORMAL. FLIGHT LANDED WITHOUT FURTHER INCIDENT. NO EMERGENCY WAS DECLARED. MAINTENANCE REMOVED AND REPLACED THE NR 1 ENGINE OIL QUANTITY TRANSMITTER PER MM 79-31-11-401. OPERATIONAL TEST AND LEAK CHECK GOOD.