What was found
BRAKE PEDALS, BOTH CAPTAIN`S AND FIRST OFFICER`S, WHEN DEPRESSED TRAVEL 3 TO 4 INCHES WITH NO EFFECT. THEN GRAB SUDDENLY AND AGGRESSIVELY. PRESSURE AND QTY INDICATIONS ARE NORMAL. BLED BRAKES IAW MM 32-42-01. TAXIED AIRCRAFT AND NO DISCREPANCY NOTED.