Using this Company23 cam sprocket tool is quite easy. First, refer to the Company23 Subaru Cam Sprocket Tool Manual to understand the specific steps for your Subaru model. When using it, make sure the tool is properly positioned on the SOHC cam sprockets. The long integrated handle allows you to easily apply the necessary torque for removal. Remember, this tool is designed to prevent damage to the cam and sprocket, so handle it gently and steadily. As for maintenance, after each use, clean the tool with a dry cloth to remove any dirt or debris. Store it in a dry place to prevent rusting. If you notice any signs of wear or damage, check the manual for replacement parts or contact the manufacturer.