What was found
RIGHT ENGINE ANTI ICE VALVE FAILED TO OPEN IN FLIGHT NOT ENOUGH GROUND TIME FOR FURTHER T/S. REQUESTING MEL. POSITIONED SHUTOFF VALVE IN THE OPEN POSITION AND DISCONNECED, OVERPRESSURE SWITCH. PLACARD INSTALLED. PLACING ON MEL. CAPPED AND STOWED THE ELECTRICAL CONNECTOR DP1302 FROM THE DUCT DISPATCH DESK: 90 NAME: DATE: 21-APR-24- NOC DESK: 737 NAME: MF DATE: 21-APR-24- TOMC APPROVED RIGHT CAIV INOP IN OPEN POSITION REF MEL 3003D. REPLACED E2 ENGINE TAI VALVE. REF AMM30-21-11. OPS CK FAIL REF LP#7728127. AMBER TAI STILL FLAGGING. PARTS USED: 29-3021-9-0002,QTY :1 ROTABLE PARTS CHANGE WAS INDICATED - TT # 1566539 SN OFF 4188 VALVE, ANTI-ICE OFF 29-3021-9-0002 4188 ON 29-3021-9-0002 0649 CONNECTOR DAMAGE. *DM* A/C HAS PREVIOUS HISTORY. REF WDM 30-21-21-1 SUGGEST DVI OF WIRING FROM D648-D30428 VERIFY NO WIRING DAMAGE OR PUSHED PINS/ FOUND SHAFT LOCK-OUT BOLT BROKEN,REPLACED PER AMM 30-21-11-400-801 OPS NORMAL. PARTS USED: 1566343,QTY :1 ROTABLE PARTS CHANGE WAS INDICATED - TT # 1566343 SN OFF 6490 IPC REFERENCE # 30-21-11