13. HYDRAULIC BRAKE K-PIPE 50 TROUBLESHOOTING Loose brake lever Air in hydraulic brake system Brake fluid level too low Hydraulic brake system leakage Tight brake lever Seized piston Clogged hydraulic brake system Smooth or worn brake pad Hard braking Seized hydraulic brake system Seized piston Poor brake performance Contaminated brake pad surface Brake disk or wheel not aligned Brake noise Contaminated brake pad surface Excessive brake disk runout Incorrectly installed caliper Brake disk or wheel not aligned 13-3