What was found
CAPTAIN REPORTED THAT DURING AIR FOIL ICE PROTECT WAS TURNED ON, THERE WAS A PRESSURIZATION LEAK WITH FLOW LIGHT ON AND CLIMB RATE BETWEEN 500 AND 800 FPM. TO ATTEND THE FAIL, THE TECH PERSONNEL REPLACED THE PNEUMATIC AUGMENTATION VALVE, PRESSURE REGULATOR VALVE OF LEFT AIR CONDITIONING AN THE ICE PROTECTION VALVE IAW MM 36-1001, 21-31-01 AND 31-10-01 RESPECTIVELY, TESTS CORRECT.(K)