What was found
THE LT BRAKE FAILED ON TAXI OUT. BRAKE PEDAL WAS FIRM BUT BRAKE WAS STILL INOPERATIVE. BRAKE RESERVOIR IS FULL & ALL BRAKE ACCUMULATORS ARE IN LIMITS. ALSO THERE WERE NO BRAKE SYS BITE INDICATORS SHOWING FLAGGED. INSPECTED LT BRAKE ASSEMBLY & BRAKE WEAR PINS, NO DEFECTS NOTED. GAINED ACCESS TO BOTH CREWMEMBERS MASTER CYLINDERS & INSPECTED FOR LEAKS OR DAMAGE, NONE FOUND. PRIMED & BLED LT MASTER CYLINDER & ALSO BLED LT BRAKE SYS. USED SHOP BRAKE BLEEDING FIXTURE, SERVICED SYS 1 QT. OF SKYDROL 500B SINCE RESERVOIR SHOWED LOWER AMOUNT ON BRAKE RESERVOIR. INSPECTED BLEED VLV, HYD PACK ASSEMBLY SUCTION LINE & LT NOSE COMPARTMENT FOR LEAKS NO DEFECTS NOTED. ALL WORK DONE IAW AMM 32-42-00. OPERATIONS CHECKED GOOD. TAXI CHECKED GOOD.