What was found
ACFT PERFORMED AN UNSCHEDULED LANDING DUE TO DURING CLIMB AT 22,000 FEET, WITH ENGINE AND WING ANTI ICE SHUTDOWN, THE RT PACK BLEED TRIP OFF LIGHT TURNED ON. THE FLIGHT CREW PERFORMED THE QRH 2.6 PROCEDURE, CONFIRMING THE FAILURE. MX PERSONNEL DEFERRED THE REPORT IAW MEL 36-8 CAT C, SO ACFT WAS REFUELED AND DISPATCHED IN SUCH CONDITION. MX PERFORMED FIM 36-10 TASK 801 AND THE PRECOOLER AIR PNEUMATIC VALVE WAS REPLACED AND TESTED IAW MM 36-12-02 AND 36-11-00, ALL CORRECT.