What was found
WHILE IN CRUISE FLIGHT, THE CREW NOTICED THE "NR2 SERVO SYSTEM" CAUTION LIGHT. THEY THEN NOTICED THE NR2 HYD PRESSURE GAGE WAS GOING TO ZERO PRESSURE. THEY PROCEEDED WITH THE EMERGENCY CHECK LIST AS REQUIRED. THEY THEN PROCEEDED TO AN ALTERNATE AIRPORT, THEY BLEW DOWN THE LANDING GEAR WITHOUT INCIDENT AND PROCEEDED TO LAND WITHOUT INCIDENT. UPON ENGINE SHUTDOWN IT WAS NOTED THAT THERE WAS HYD FLUID ON THE RT SIDE OF THE HELICOPTER AND SOME DRAINING OUT OF THE DRAIN TUBE ON THE BOTTOM OF THE HELICOPTER. THE MECHANIC ARRIVED AND AFTER SHORT INSP, FOUND THE NR2 HYD PUMP PRESSURE FLEX LINE HAD A SMALL HOLE IN IT. THERE WAS NO EVIDENCE OF CHAFING. THIS PART IS ON ORDER AND WILL BE REPLACED. THIS FLIGHT WAS CONDUCTED WITHOUT ACFT DAMAGE OR PERSONAL INJURY.