Komatsu H70051 Series Operation & Maintenance Manual page 330

MAINTENANCE PROCEDURE
NOTICE
Do not clean and reuse the inner element. When replacing the outer element, replace the inner element
with a new one at the same time.
When cleaning the element, do not tap it or hit it against something.
Do not use the element with damaged pleats or a damaged gasket or seal.
Wrap an unused element and keep it in a dry place.
5.
Blow dry compressed air (0.2 MPa {2.1 kg/cm
inside of the outer element along the pleats.
6.
Blow along the pleats from the outside, then blow again
from the inside.
7.
Peel off a seal after cleaning the element each time.
8.
After cleaning, illuminate the inside of the element with an
electric bulb to check.
If the element has a small hole or thin part, replace it.
When installing the cover (3), check O-ring (7) for scratches or damages and replace O-ring with a new
one if any.
9.
Set the cleaned outer element (4).
10. Install the cover (3) and fix it with clip (2).
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CAUTION
MAINTENANCE