2022 Kawasaki KFX 90 ATV Air Cleaner Owners Manual

2022 Kawasaki KFX 90 ATV Air Cleaner

Air Cleaner

A clogged air cleaner restricts the engine’s air intake, increasing fuel consumption, reducing engine power, and causes spark plug fouling.

WARNING

HAZARD
A clogged air cleaner.

WHAT CAN HAPPEN
May allow dirt and dust to enter the carburetor and stick the throttle open. This could cause an accident.

HOW TO AVOID THE HAZARD
Clean the air cleaner regularly and according to the instructions in this section.

NOTICE
A clogged air cleaner may allow dirt and dust to enter the engine causing excessive wear and possibly engine damage. The air cleaner element must be cleaned periodically (see the Periodic Maintenance Chart). In dusty areas, the element should be cleaned more frequently than the recommended interval. After riding through rain or on muddy roads, the element in the air filter case and the catch tank installed at the bottom of the filter case should be removed and cleaned immediately.

Element Cleaning
To clean the air cleaner:

1. Remove the seat.
2. Remove the air filter case cover.
   1. Air filter case cover
3. Remove the air filter element, and separate from the box.
   1. Air filter element
4. Check inside the inlet tract and carburetor for dirt. If dirt is present, clean the intake tract and carburetor thoroughly. You may also need to replace the air filter and seal the airbox and inlet tract.
5. Push a clean, lint-free towel into the inlet tract to keep dirt or other foreign material from entering.
6. Wipe out the inside of the airbox with a clean damp towel

WARNING

HAZARD
Dirt or dust allowed into the carburetor.
WHAT CAN HAPPEN
Can cause the throttle to stick open. This could cause an accident.
HOW TO AVOID THE HAZARD
Be sure to cover the air cleaner opening to the carburetor after removing the element. Clean the air cleaner case as described in this section.
NOTICE
If dirt gets through into the engine, excessive engine wear and possibly engine damage will occur.

1. Wash the element gently but thoroughly in a solvent,
   HAZARD
   Using low flash point solvents or gasoline to clean the air filter element.
   WHAT CAN HAPPEN
   Low flash point solvents or gasoline can catch fire or explode.
   HOW TO AVOID THE HAZARD
   Use parts cleaning solvent to clean the air filter element.
2. Squeeze the excess solvent out Of the filter and let it dry.
   NOTICE
   Do not twist the filter element when squeezing it.
3. Inspect the element. If damaged, replace it.
4. Apply quality foam air filter oil to the element. If foam air filter Oil is not available, motor Oil may be used.
   NOTE
   O The element should be wet but not dripping.
5. Removal the towel from the inlet tract.
6. Reinstall the element to the air filter case.
7. Reinstall the element assembly and parts removed for access.