Barrett Small Engine

This video will show you how to change the oil in a walk-behind lawn mower. It applies to self-propelled and push mowers alike. Depending on your model, the instructions in this video may vary slightly. There are three methods for draining the old oil. The first method is to use a siphon pump, such as the Arnold siphon pump, to remove the oil directly from the oil fill tube and deposit it into an approved container. Draining the oil is easier if the engine and oil are warm. Make sure the mower is on a flat, level surface. Remove the spark plug wire and keep it away from the spark plug to prevent accidental starting. Clean the oil fill area of any debris. Using the MTD Arnold siphon pump, you'll be able to siphon the warm oil out of the dipstick fill tube. Be careful, as the oil may be hot and could possibly cause burns. Insert the pump siphon tube into the dipstick tube until it reaches the bottom of the engine. Manually siphon out the oil. Tilt the unit toward the side the dipstic...