What was found
AHM: BAHM ALERTED {30-10012} * ENGINE CORE ANTI-ICE VALVE (RIGHT ENGINE) IS FAILED TO THE OPEN POSITION. * ALERT OCCURRED DURING TAKEOFF. REF FIM DMC-B787-A-30-20-F1-03A-421A-A FOR T-SING. PENDING FINDINGS HAVE ORDERED PARTS IN MATERIALS LIST. NOTE: RESCHEDULING OF THIS ITEM REQUIRES CONCURRENCE OF TOMC SR MGR & LINE PLANNING OPS MGR. AHM@UNITED.COMCARRIED BY ELB R&R ENG 2 ANTI-ICE PRSOV AND ANTI-ICE PRESSURE SENSOR. OPS CHECK STILL REQUIRED. REF AMM 30-21-08, AMM 30-21-04, AND FIM DMC-B787-A-30-20-F1-03A-421A-A PARTS USED: 78-3021-9-9003,QTY :1 ROTABLE PARTS CHANGE WAS INDICATED - TT # 1503835 SN OFF 2544 VALVE, ANTI-ICE OFF 78-3021-9-9003 2544 ON 78-3021-9-9003 6919 UPON INITIAL INSPECTION OF ENG 2 ANTI ICE VALVE COMPONENTS, FOUND TOO MUCH FREEPLAY ON PRSOV LOCKOUT AND VALVE WAS UNABLE TO FULLY CLOSE DURING R ENG EAI VALVE CONTROLLER REPLACEMENT, FOUND SUPPLY LINE TO CONTROLLER ONLY FINGER TIGHT. REMOVED AND REPLACED E2 EAI VALVE CONTROLLER. NEED TO ACP INSTALLATION TESTING. REF AMM 30-21-03 PARTS USED: QTY :1 ROTABLE PARTS CHANGE WAS INDICATED - TT # 1733830 SN OFF 9789 CONTROLLER, VAL OFF 78-3021-9-9005 9789 ON 78-3021-9-9005 7086 PERFORMED INSTALLATION TESTS FOR E2 EAI VALVE, EAI PRESSURE SENSOR, AND EAI VALVE CONTROLLER. POWERPLANT TEST NO.18 ENGINE BOOSTER ANTI-ICE VALVE - OPERATIONAL TEST REF AMM DMC-B787-A-G71-00-00-23B-320A-A, ENGINE ANTI-ICE (ENGINE IN OPERATION)