What was found
(CAN) FLIGHT CREW REPORTED AT IDLE THRUST, RIGHT ENGINE DUCT PRESSURE READ 4 PSI. MAINTENANCE PERSONNEL CARRIED OUT TROUBLESHOOTING OF THE RIGHT ENGINE BLEED AIR SYSTEM AND DISCOVERED THE SENSE LINE AT THE ENGINE HIGH PRESSURE CONTROLLER WAS BROKEN AT THE B-NUT FERREL. THE LINE WAS REPLACED WITH A SERVICE UNIT AND GROUND RUNS CARRIED OUT. THE AIRCRAFT HAD NO ADDITIONAL FAULTS AND WAS RELEASED FOR SERVICE. (TC 20090925003)