What was found
ON CLIMBOUT WITH NR 2 NOSE COWL A/I VLV INOP, AND WIRED OPEN PER MEL 30-6D GOT NR 2 ENG A/I OFF ALERT CONSULTED RED TABS. REMOVED AND REPLACED ALL 3 SENSING ELEMENT D1-89, D1-90 & D1-91 PER MM 30-22-11-4. REMOVED AND REPLACED ENG A/I VALVE PER MM 30-22-00.