To maintain a building hoist, follow these steps: Regularly inspect the hoist for any signs of wear or damage, especially the cables, pulleys, and safety mechanisms. Lubricate moving parts as per the manufacturer's guidelines to reduce friction and prevent rust. Ensure all safety features, such as emergency stops and limit switches, are functioning correctly. Keep the hoist clean and free from debris, which can interfere with its operation. Check the electrical connections for any signs of corrosion or damage. Perform load tests to confirm the hoist's lifting capacity and ensure it meets safety standards. Always follow the manufacturer's maintenance schedule and guidelines, and have a professional service the hoist periodically.