Komatsu D61EX-24, Operation & Maintenance Manual, Page: 330 / 435

6.
Blow dry compressed air (Max. 0.2 MPa {2.1 kg/cm
2
,
30.0 PSI}) from the inside of the outer element along the
pleats.
7.
Blow dry compressed air from the outside of the outer ele-
ment along the pleats.
8.
Blow dry compressed air again from the inside of the outer
element along the pleats.
NOTICE
If small holes or thinner parts are found on the element
when it is checked with an electric bulb after cleaning and
drying, replace the element.
When cleaning the element, do not hit it or beat it against
something.
Do not use the element with damaged pleats or a damaged
gasket or seal.
9.
Remove the cloths or tapes attached in step 4.
10. Check the seal of the cleaned or new element for adhesion
of dusts and oil.
Wipe off all of sticking oil, etc., if any.
NOTICE
• Do not clean and reuse the inner element. When replacing the outer element, replace the inner
element with new one at the same time.
• If the outer element and cover are installed while the inner element is not installed properly, the
outer element may be damaged.
• The sealing portion of the improper part lacks precision, and allows the entry of dust, which
leads to damage of the engine. Do not use such improper part.
11. Check that the inner element is fitted securely.
If the inner element is not fitted securely, push it in properly.
12. Install the cleaned outer element.
NOTICE
• When installing cover (3), check O-ring (7) for a
scratch, etc. If it has any scratch, etc., replace it.
• When installing cover (3), press it to the case se-
curely, and check that clips (2) are secured cor-
rectly at 4 places.
13. Set the arrow mark on cover (3) at the top, install to the air
cleaner body, then secure with clips (2).
14. Push the button of dust indicator (1).
The yellow piston returns.
MAINTENANCE MAINTENANCE PROCEDURE
4-17