VIDEOClick to see full answer. Besides, why will my Husqvarna lawn mower not start?A clogged carburetor is most commonly caused by leaving fuel in the lawn mower for a long period of time. This sticky fuel can clog up the carburetor and prevent the engine from starting. If the carburetor is clogged, try cleaning it with carburetor cleaner.Beside above, what type of oil does a Husqvarna lawn mower use? The Husqvarna YTH22V46, a riding mower with a 46-inch mowing deck, uses SAE 30 oil for general use of the mower, and SAE 5W-30 for cold weather. These numbers refer to oil viscosity, and changing the type of oil for cool weather will aid starting. Also know, what is Husqvarna Auto walk? AUTOWALK™ 2 is Husqvarna’s two-hand speed control system that makes it possible to shift between using your right or left hand when using one of their petrol lawn mowers. This is ideal when mowing awkwardly shaped lawns and around objects.How much oil does a Husqvarna lc221a take?When changing oil you may need 20 oz.