1997 Ford Aerostar Owner's Manual - Page 259

u Put the chains on tightly with the ends held down securely. Verify that no chain touches any wiring, brake lines or fuel lines. Retighten the chains after driving 1/2 mile (0.8 km). Follow the chain manufacturer's instructions. u Do not drive faster than 30 mph (48 km/h) or the chain manufacturer's recommended speed limit, whichever is lower. Avoid bumps, holes and sharp turns. If you can hear the chains rub or bang against your vehicle, remove the chains to prevent damage to your vehicle. carefully and avoid hard braking. u Tire chains may affect vehicle handling. Drive u Avoid fully loading your vehicle if possible. u Remove tire chains at the first opportunity u Make sure your suspension insulation and Filling the Fuel Tank after using them on snow and ice. Do not use the chains on dry roads. bumpers are not missing or worn to avoid damage to your vehicle. Fuel filler door 260