What was found
(CAN) ON TAKEOFF ROLL, #2 ENGINE INDICATED UNDER POWER AND HIGH EGT CONDITION. ENGINE INSPECTED FOR PNEUMATIC LEAKS, NONE FOUND. INSPECTED PRBC PSU LINE AND FOUND LOWER FITTING BACKED OFF ALLOWING PSU PRESSURE LEAK WHICH IN TURN ALTERED THE BLEED SCHEDULING RESULTING IN A LOW POWER HIGH EGT CONDITION. LINE RETIGHTENED AND ENGINE GROUND RUN SERVICEABLE.