Komatsu PW130ES-6K Operation & Maintenance Manual page 190

MAINTENANCE.
Check inner element mounting nuts for looseness and, if
❍
necessary, retighten.
5. If small holes or thinner parts are found on the element when
it is checked by shining a light through it after cleaning,
replace the element.
NOTICE
Do not use an element whose folds or gasket or seal are
damaged. When cleaning the element, do not hit it or beat it
against anything. Wrap up unused elements and store them
in a dry area.
6. Remove the cloth and tape used for cover in Step 1.
7. Install the cleaned element and fix it with the wing nut.
8. If seal washer (4) is damaged or the thread of wing nut (2) is
broken, replace it with a new part.
9. Remove vacuator valve (5) and clean with compressed air.
After cleaning, install again.
Replacing the inner element
1. Firsts remove the cover and the outer element, and then
remove the inner element.
2. To prevent dust from getting in, use a clean cloth or tape to
cover the air connector (outlet side).
3. Clean the air cleaner body interior, then remove the cover
installed in Step 2.
4. Fit a new inner element to the connector and tighten it with
the nuts. Do not clean and reinstall a inner element.
5. Install the outer element and fix it with the wing nut.
CLEAN INSIDE OF COOLING SYSTEM
Soon after the engine has been stopped, the coolant is
G
hot and can cause personal injury. Allow the engine to
cool before draining water.
Since cleaning is performed while the engine is running,
G
it is very dangerous to enter the rear side of the machine
as the machine may suddenly start moving. If the under
cover is left removed, it may interfere with the fan. While
the engine is running, never enter the rearside of the ma-
chine.
Never remove the radiator cap when the engine is at
G
operating temperature. At operating temperature, the
coolant is under pressure. Steam blowing up from the
radiator could cause personal injury. Allow the engine to
WARNING
SERVICE PROCEDURE
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