Maintaining your hydraulic system starts with regular inspections. Here are some tips for inspection, but make sure you consult your Operation and Maintenance Manual (OMM) for specifics about your equipment: Start the engine and listen carefully for noises like whining or grinding. This could indicate pump cavitation or a failed bearing. Shut down the machine and release hydraulic pressure. But before continuing your inspection, make sure components have had time to cool off. As you walk around