What was found
CREW REPORTED A SERIES OF ECAM MESSAGES AFTER TAKEOFF FROM PHL. FIRST OFFICER'S PITOT ANTI-ICE, ENG 2 THRUST REVERSER FAULT & TCAS NAV FAULT. FLIGHT RETURNED TO FIELD AT PHL. UPON LANDING, CREW RECEIVED A LG SYS DISAGREE FAULT. SUSPECT LG SENSOR, REPLACED RT MLG PROXIMITY SENSOR 20GA IAW AMM 32-31-73-400-001-A.. OPERATIONS TESTED NORMAL.