Breaking down the full rebuild process of a boom lift cylinder, from inspection to repair. What does it really take to restore reliable lifting power?

Model ZX210LC-6 Hitachi excavator has an operating weight of 50,265 pounds and can dig to 21 feet 11 inches. The 163.6-horsepower Isuzu diesel provides maximum torque of 494 lb.-ft. at 1,600 rpm. The ...