What was found
BLEED 2 LEAK ON EICAS DURING CLIMB THROUGH FL13. PERFORMED OPS CHECK OF THE AIR BLEED SYS. OPS CHECK FAILED. PERFORMED LEAKAGE CHECK. R & R SLEEVE ON DUEL TEMP CONTROLLER. R & R BOOT ON HEAT EXCHANGER EXHAUST. CLEANED AIR START ADAPTER CHECK VALVE. OPS CHECK FAIL. R & R ENGINE STARTING GROUND COUPLING. LEAK CHECK GOOD. RESEALED ENG START COUPLING. RAN APU AND BLEED 2 SYSTEM. FOUND LEAK IN PACK 2, FIXED LEAK, TIGHTENED CLAMP. FOUND TUBE LINE CONNECTED TO RH ENGINE BLEED VALVE & Y DUCT NOT INSTALLED. RE-INSTALLED THE TUBE LINE. OPS CHECK GOOD. BLEED 2 LEAK MESSAGE WENT AWAY. PERFORMED RT BLEED DUCT THERMAL SWITCH OPS CHECK. OPS CHECK GOOD. RAN HIGH POWER. OPS CHECK GOOD. NO BLEED 2 LEAK MESSAGE ON EICAS