What was found
UPON LANDING AND TAXIING BRAKES WERE HARD, MORE THAN NORMAL BRAKING PRESSURE WAS REQUIRED. UNEVEN BRAKING AND JERKING DURING TAXI RESULTED. INSPECTED BRAKE SYSTEM, FOUND NO FAULTS ON PANEL. INSPECTED BRAKES AND FOUND RT BRAKE GRABBING WITH NO PRESSURE APPLIED. REMOVED AND REPLACED RT BRAKE ASSY WITH A OVERHAULED UNIT IAW CESSNA 560 MAINTENANCE MANUAL CHAPTER 32-42-01. BLED BRAKE SYSTEM IAW CESSNA 560 MAINTENANCE MANUAL CHAPTER 32-42-00. LEAK AND OPERATIONAL CHECKS SATISFACTORY.