Preventive Maintenance Programs | J.J. Keller
Nov 16, 2015· Check for cracked brake pads or unusual wear in the drum or magnet. Inspect brake linings for wear or contamination every 12 months or 10,000 miles. Brake cylinders should be checked for leaks or sticking, and brake lines should be inspected for cracks, leaks and kinks. Hydraulic brake cylinders should also be checked for rust and water deposits.