N50GJ

ATA 7261

ON 2/13/24 LEAR 60-204, N50GJ DEPARTED KRDU WITH PASSENGERS FLYING TO KSTL. APPROXIMATELY ONE HOUR INTO THE FLIGHT, THE CREW NOTICED THE OIL PRESSURE ON THE #2 ENGINE HAD DROPPED 15 PSI. THE CAPTAIN CALLED INTO ATI MAINTENANCE AND NOTIFIED THEM OF THE SITUATION. MAINTENANCE ADVISED THEM TO CONTINUE TO MONITOR THE OIL PRESSURE. THE ROUTE THEY WERE ON WOULD TAKE THEM DIRECTLY OVER NASHVILLE, TN. WHICH THEY WERE 20 MINUTES AWAY FROM. IF THE PRESSURE CONTINUED TO DROP THEY WOULD DIVERT TO KBNA. THE PRESSURE DID DROP AND REQUEST TO DIVERT WAS MADE TO ATC. AS THEY WERE ON FINAL, THE LOW OIL PRESSURE LIGHT ILLUMINATED (COMES ON AT 20 PSI) THE CREW SHUT THE ENGINE DOWN FOR PRECAUTIONARY PURPOSES AND LANDED SAFELY AT KBNA. LOCAL MAINTENANCE DETERMINED THE LEAK CAME FROM THE ACCESSORY DRIVE GEARBOX VENT LINE. PARTS HAVE BEEN ORDERED AND SHIPPED TO THE MAINTENANCE FACILITY WORKING ON THE AIRCRAFT.

ATA 7500

CLIMBING THROUGH 18,000 FT. THE LT & RT BLEED LIGHTS CAME ON WHICH INDICATE AN OVERHEAT IN THE TAIL CONE. THE CREW WENT THROUGH THEIR CHECKLIST AND LIGHTS WERE STILL ON. THEY RETURNED TO DEPARTURE. MAINTENANCE INSPECTED THE BLEED AIR SYSTEM AND PERFORMED ENGINE RUNS WITH THE PRESSURIZATION SYSTEM ON. A SMALL BLEED AIR LEAK WAS FOUND AT THE SPLIT OF THE V BAND CLAMP THAT SECURES THE FLOW CONTROL VALVE TO THE BLEED AIR TUBES BLOWING DIRECTLY ON THE FIRE LOOP SENSOR ELEMENT. THEIR IS NO GASKET IN THIS CLAMP, THE "V BAND WAS LOOSENED AND RE POSITIONED , RE ALIGNING THE FLOW CONTROL VALVE AND BLEED TUBE. RE TORQUED THE "V BAND" CLAMP AND COMPLETED ENGINE RUNS AND FUNCTIONAL CHECK OF THE PRESSURIZATION SYSTEM. ALL FUNCTIONS WERE NORMAL WITH NO LEAKS NOTED. THE AIRCRAFT CONTINUED ON THE SCHEDULED FLIGHT WITH NO BLEED LIGHTS ILLUMINATING.