Using this tilt trim reservoir kit is easy. First, make sure your boat's engine is turned off. Locate the old tilt trim reservoir and carefully remove it. Then, install the new reservoir from this kit, using the included cap, O - rings, and mounting screws. Tighten the screws properly but don't over - tighten. When it comes to maintenance, check the reservoir regularly for any signs of leaks. If you notice any issues, such as a drop in fluid level, contact the manufacturer right away. Remember, this product comes with a 12 - month part and labor warranty, but it can't be returned to the original purchase point. So, if you have any concerns, reach out to the manufacturer directly.