This is how you remove and replace the air filter of a Troy-Bilt riding lawn mower with a Kohler Engine. Always be sure to check your owner's manual for detailed instructions on how to change the air filter of your riding lawn tractor.
Turn the mower off and make sure the engine is cool. Remove the ignition key. Disconnect the spark plug ignition wire. Engage the parking brake.
Remove the wing nuts from the top and bottom of the air filter assembly.
Remove the assembly.
Separate the foam element from the paper element.
Wash the foam element in mild detergent and water and allow it to dry completely.
Warning: Never use gasoline or low flash-point solvents for cleaning the air cleaner element.
Apply a few drops of clean engine oil to the foam element and squeeze out all excess oil.
Replace the paper and foam elements.
Replace air filter assembly and tighten wing nuts.
Reconnect the spark plug ignition wire.