Air Cleaner Assembly-Exploded View; Precleaner Service; Section 4. Air Cleaner And Air Intake System - Kohler Courage SV470 Service Manual

Air Cleaner and Air Intake System
Air Cleaner
These engines are equipped with a replaceable, high
density, paper air cleaner element. Some engines also
have an oiled, foam precleaner, located in the outer air
cleaner cover. See Figure 4-1.
Air Cleaner
Base
Figure 4-1. Air Cleaner Assembly - Exploded View.
Check the air cleaner daily or before starting the
engine. Check for and correct any buildup of dirt and
debris, and loose or damaged components.
NOTE: Operating the engine with loose or
damaged air cleaner components could
allow unfiltered air into the engine causing
premature wear and failure.
Section 4
Intake air is drawn in through the upper opening from
the blower housing, passes through the precleaner
(if so equipped), the paper element and then into
the carburetor. The outer air cleaner cover is secured
by two knobs, and removed by turning the knobs
counterclockwise.
Optional Foam Precleaner

Precleaner Service

If so equipped, wash and oil the precleaner annually
or every 25 hours of operation (more often under
extremely dusty or dirty conditions).
1. Loosen the air cleaner cover knobs and remove
2. Remove the precleaner.
Air Cleaner and Air Intake System
Air Cleaner Element
the cover.
Section 4
4
Air Cleaner Cover
Air
Cleaner
Cover
Knobs
4.1