What was found
AIRCRAFT WAS GROUNDED: AIRCRAFT SIGNIFICANTLY PULLS TO THE RIGHT DURING TAXI - TAKEOFF AND LANDING - MAINTENANCE FOUND THE RIGHT NORMAL BRAKE SERVO VALVE MANIFOLD LEAKING WHILE APPLYING BRAKES ALLOWING AIR TO ENTER THE SYSTEM WHICH CAUSED TO THE BRAKES TO STICK RESULTING IN THE AIRCRAFT TO PULL RIGHT - MAINTENANCE REPLACED THE NORMAL BRAKE SERVO VALVE MANIFOLD PER AMM 32-42-16 AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK WITH NO ISSUES NOTED