Komatsu HB215LC-3, Operation & Maintenance Manual

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METHOD FOR CLEANING AIR CLEANER OUTER ELEMENT
NOTICE
• Never remove the inner element. If it is removed, dirt will enter and can cause an engine trouble.
• 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.
Clean the outer element in the following procedure.
1.
Open the cover at the rear left side of the machine, re-
move the hooks (2) (3 places), and remove the cover (3).
2.
Hold the outer element (5), rock it lightly up and down and
to the right and left, and pull it out while turning it to the
right or left.
3.
When the outer element (5) is removed, check that the in-
ner element does not come out of position and is not at an
angle.
If it is at an angle, push it straight to the bottom with your
hand.
4.
After removing the outer element (5), cover the inner ele-
ment (6) with a clean cloth or tape to prevent dirt or dust
from entering.
5.
Clean the dust sticking inside the air cleaner body (7) and on the cover (3) by using a clean cloth or brush.
6.
If any dust is attached to the vacuator valve (4) installed to
the cover (3), remove it.
7.
When outer element has been cleaned 6 times or used for
1 year, replace it.
• When the element needs to be replaced
Replace the inner and outer elements with new ones
by referring to METHOD FOR REPLACING ELE-
MENT.
• When the element does not need to be replaced
Clean the outer element. Continue the cleaning proce-
dure.
8.
Blow dry compressed air (0.2 MPa {2.1 kg/cm
2
} or less)
from the inside of the outer element along the pleats.
9.
Blow along the pleats from the outside, then blow again
from the inside.
MAINTENANCE MAINTENANCE PROCEDURE
4-17