Using this Condux 08041564 Aluminum Split Entry Bell is easy. First, find the conduit in the manhole wall and simply plug the bell into it. Then, when you're pulling the cable, no matter what angle you're pulling from, the bell will guide the cable safely into the conduit. As for maintenance, keep it clean from dirt and debris. Check it regularly for any signs of damage like dents or cracks. If you notice any issues, replace it promptly to ensure the continued safe and efficient guiding of your cables.