2022 Kawasaki KLX140R Air Cleaner
Air Cleaner
A clogged air cleaner restricts the air intake, increases fuel consumption, reduces engine power, and can cause spark plug fouling. Inspect the air intake system, which includes t to the carburetor, and the duct clamps and carburetor, before each race or practice session. the air filter air duct
WARNING
Dirt in the engine can cause engine damage or failure leading to an accident resulting in serious injury. Regularly inspect the air intake system for dirt or dust. If any dirt or dust is found in the system, the entire system must be cleaned to help prevent engine damage or failure.
NOTICE
A clogged air cleaner will affect the fuel mixture to the engine and reduce engine power and cause spark plug fouling.
NOTE
- ln dusty areas, the element should be cleaned more frequently than the recommended interval.
- After riding through rain or on muddy roads, the element should be cleaned immediately.
Element Removal and Inspection
- Remove the bolt.
- A. Bolt
Pull the left side cover outward to clear the projection, and remove the left side cover.
- A. Projection
- B. Left Side Cover
Remove the bolts and air cleaner cover.
- A. Air Cleaner Cover
- B. Bolts
Remove the wing bolt and washer, and take out the air cleaner element.
- A. Air Cleaner Element
- B. Wing Bolt
- C. Washer
- Cover a clean lint-free towel on the air cleaner housing to keep dirt from entering the carburetor.
- Wipe out the inside of the air cleaner housing with a clean damp towel.
- Take the element off its frame.
- A. Air Cleaner Element
- B. Element Frame
NOTICE
- Do not twist or wring the element, as it gets easily torn or damaged.
- Inspect the element. If it is dirty, clean it. Also check if the element is in good condition (no tears, hardening or shrinkage). If damaged, replace the element or it will allow dirt into the carburetor.
WARNING
A clogged air cleaner may allow dirt and dust to enter the carburetor and the throttle may stick resulting in a hazardous operating condition. Clean the air filter according to the periodic maintenance chart; more often if the vehicle is used in extremely dusty conditions.
NOTICE
A clogged air cleaner may allow dirt and dust to enter the engine, causing it to wear excessively or to become damaged.
Element Cleaning and Installation
- Clean the element in a bath of a high flash-point solvent or hot soapy water. Rinse the element with clear water to remove all traces of the cleaning solution.
- Squeeze the element dry in a clean towel.
NOTICE
Do not twist, wring or blow the element dry to avoid damaging it.
WARNING
Gasoline and low flash-point solvents can be flammable and/or explosive and cause severe burns.Clean the element in a well-ventilated area, and take care that there is no spark or flame anywhere near the working areas. Do not use gasoline or low flash-point solvents to clean the element. - After cleaning, let the filter dry completely. Saturate the element with a high-quality foam air filter oil and make sure that the oil is evenly applied throughout the element. Squeeze out the excess oil, but do not wring the element as this could cause tearing. In this case, too much oil is better than too little. Finally, pat the inside of the element with a paper towel to remove any excess oil.
- Before installation, check the element for damage such as tears, hardening, or shrinkage. If damaged, replace the element.
- Apply grease to all mating surfaces and to the screw hole in the air cleaner housing and intake tract.
- Remove the towel from the air cleaner housing.
- Install the element onto its frame, and coat the element lip and lip seat with a thick layer of all-purpose grease to assure a complete seal.
- A. Apply grease.
- Install an air cleaner element with its pointing end facing toward the rear of the motorcycle.
A. Pointing end - Install the washer and wing bolt.
- Install the air cleaner cover and tighten the bolts.
- Insert the projection of the left side cover into the grommet.
- A. Projection
- B. Grommet
- C. Left Side Cover
- Tighten the bolt.
Oil Draining
- Inspect the drain plugs to see if any oil or water has run down.
- A. Drain Plugs
- If there are any oil, remove the drain plug and drain the oil.
WARNING
Oil on tires will make them slippery and can cause an accident and injury. Be sure to in- stall the plug on the air cleaner housing after draining.