Komatsu PC45MR-30403, Operation And Maintenance Manual

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METHOD FOR CLEANING AIR CLEANER OUTER ELEMENT
NOTICE
• Do not use a screwdriver or other tool.
• When cleaning the element, do not hit it or hit anything with the element.
• Before and after cleaning the element, do not leave or keep it under direct sunlight.
METHOD FOR CLEANING AIR CLEANER OUTER ELEMENT ON MACHINE
EQUIPPED WITH SINGLE ELEMENT
1.
Release the hooks (4) and remove the cover (5).
2.
Hold the outer element (6), rock it lightly up and down and
to the right and left, and pull out the outer element (6)
while turning it to the right or left.
3.
After removing the outer element (6), cover the air connec-
tor side at the bottom of the air cleaner body (7) with a
clean cloth or tape to prevent dirt or dust from entering.
4.
Clean the dust sticking inside the air cleaner body (7) and
on the cover (5) by using a clean cloth or brush.
5.
If any dust is attached to the vacuator valve (8) installed to
the cover (5), remove it.
6.
When the outer element (6) has been cleaned 5 times or used for 1 year, replace it with a new outer ele-
ment.
If the outer element (6) does not need to be replaced, proceed the cleaning.
7.
Blow dry compressed air (0.2 MPa or less {2.1 kg/cm
2
or
less, 30.0 PSI or less}) from the inside of the outer element
(6) along the pleats.
8.
Blow along the pleats from the outside, then blow again
from the inside.
9.
After the cleaning, illuminate the inside of the element with
an electric bulb to check.
If any holes or thin places are found, replace the outer ele-
ment with a new one.
10. Remove the cover of cloth or tape attached to the air con-
nector side at the bottom of air cleaner body (7).
MAINTENANCE MAINTENANCE PROCEDURE
4-17