To test a cylinder for leaks, is it true that you should pressurize either end and check for oil coming out the other end?

To accurately test a cylinder for leaks, it is indeed true that you should pressurize one end and check for oil emerging from the other end. This method is effective because if there is a leak within the cylinder, the pressurized fluid (in this case, oil) will escape through any openings before reaching the opposite end. This leak detection method relies on the fundamental principle that pressurized systems will reveal faults when subjected to pressure.

By observing any signs of oil exiting from the unpressurized end, the technician can confirm whether the cylinder is intact or compromised. This technique is a standard practice in hydraulic systems and is critical for ensuring the reliability and safety of the equipment involved. It demonstrates the necessity of thorough testing in maintaining proper functionality and preventing potential failures in systems that rely on these cylinders.