What was found
FLIGHT 1470, PHL-SJU - ON DEPARTURE FROM PHL, RECEIVED ECAM MESSAGES AIR ENG 2 BLEED FAULT, ENG 1 COOL VALVE FAULT, ELEC IDG 2 OIL SYS FAULT. ELECTED TO RETURN TO PHL RATHER THAN PLACE ON MEL. REPLACED THE NR 2 PRESSURE REGULATING VALVE AND DRAINED IDG 2 OIL TO PROPER LEVEL. ENGINE 1 COOL VALVE MEL WAS ALREADY APPLIED TO THIS AIRCRAFT.