What was found
(CAN) ON CLIMB OUT RECEIVED BLEED 2 MESSAGE,BLEED 1 ALREADY ON MEL,DESCENDED FROM FL250, CABIN PRESSURE RETURNED TO NORMAL.AIR RETURN, NO EMERGENCY DESCENT,NO EMERGENCY DECLARED WITH ATC,NOT OVERWEIGHT FOR LANDING. DUE TO CAS MSG BLEED 2 LEAK AT LOCATION 14.7 IN CH1 & 16.4 IN CH2, CARRY OUT INSPECTION OF THE RT PRE-COOLER EXHAUST DUCT SEAL, FOR SIGNS OF DETERIORATION OR DETACHMENT FROM THE PYLON EXHAUST DUCT AS PER AMM TASK 36-11-08-210-801-A. PRE-COOLER EXHAUST DUCT SEAL REPLACED AS PER AMM 36-11-08.