What was found
ETOPS - INFO TO MAINTENANCE ; JUST PRIOR TO RECHING CRUISE AT DL400 GOT ECAM :AIR PACK2 OVHT COMPLETED ECAM ACTIONS ,CONTINUES OPS NORMAL. PERFORMED TSI PER TSM 21-53-00-810-842 FOUND CROSS THREADED LINE TO PACK2 OVHT SENSOR ,REPLACED SENSOR AND LINE PER AMM 21-53-24-400-801-A, OPS CHECK GOOD OK TO CONTINUE.