What was found
VIBRATION FELT IN BRAKE PEDALS UPON LANDING ROLLOUT. BRAKE EFFECTIVENESS IS DIMINSHED UNTIL STRONG PRESSURE IS APPLIED TO PEDALS. GAINED ACCESS TO THE POWER BRAKE ANTI-SKID CONTROL VALVE FILTERS. CLEANED AND VISUALLY INSPECTED ANTI-SKID CONTROL FILTERS AND COMPLIED WITH MANUAL AND POWER BRAKE BLEEDING PROCEDURE. SERVICE HYDRAULIC RESERVOIR. COMPLIED WITH POWER BRAKE ANTI-SKID SYSTEM FUNCTIONAL TEST WITH NO DEFECTS NOTED. OPS & LEAK CHECKED GOOD. PERFORMED TAXI CHECK OF AIRCRAFT. TAXI CHECKED GOOD. NO DEFECTS NOTED. WORK DONE IAW MM 32-40-00.