Komatsu HM400-5, Руководство по эксплуатации и техническому обслуживанию

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8.
When the 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. For details, see “METHOD FOR REPLACING
AIR CLEANER ELEMENT (4-17)”.
• When the element does not need to be replaced
Clean the outer element. Continue the cleaning procedure.
9.
Blow dry compressed air (Max. 0.2 MPa {2.1 kg/cm
2
}) from
the inside of outer element (3) along the pleats.
10. Blow along the pleats from the outside, then blow again
from the inside.
11. After cleaning, illuminate the inside of outer element (3)
with an electric bulb to check.
If any hole or thin place is found, replace the outer ele-
ment.
12. Remove the cover of cloth or tape attached to inner ele-
ment (4).
13. Check the seal of the cleaned or new element for sticking
of dusts and oil and wipe them off, if any.
14. Push outer element (3) straight into air cleaner body (5)
with your hand.
Hold outer element (3), and rock it lightly up and down and
to the right and left while pushing it in, and you can insert it
easily.
15. Install cover (2) as follows.
1) Check that O-ring (7) is fitted to cover (2).
2) Align cover (2) with the element.
Insert cover (2) with vacuator valve (6) right at the bot-
tom into air cleaner body (5).
MAINTENANCE PROCEDURE MAINTENANCE
4-16