Replacing a dirty or damaged air filter will prevent dust, dirt and debris from entering the carburetor and internal parts of your engine, prolonging the life of your engine.
This video shows you how to easily replace the air filter on a Husqvarna walk behind lawn mower.
Model: Husqvarna 5521P Lawn Mower
Air Filter: #798452
Jack’s Safety Tips: Before servicing or repairing any power equipment, disconnect the spark plug and battery cables. Remember to wear appropriate safety glasses and gloves to protect against harmful chemicals and debris. View our Disclaimer.