Komatsu PW130ES-6K, Operation & Maintenance Manual

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SERVICE PROCEDURE MAINTENANCE.
188
WHEN REQUIRED
CHECK, CLEAN AND REPLACE THE AIR
CLEANER ELEMENT
WARNING
●
Never clean or replace the air cleaner element with the
engine running.
●
When using pressured air to clean the element, wear
safety glasses or goggles to protect the eyes.
Checking
If air cleaner clogging monitor flashes, clean the air cleaner ele-
ment.
Cleaning or replacing the outer element
1. Open the machine door, loosen wing nut (2), then remove
cover (6).
Remove wing nut, then take out element (7).
2. To prevent dirt or dust from entering, use tape or a clean cloth
to cover the inner element of the air cleaner body.
3. Clean the air cleaner body interior and the cover.
4. Direct dry compressed air (less than 700 kPa (7 kg/cm²)) to
element (7) from inside along its folds, then direct it from out-
side along its folds and again from inside.
❍
Remove one seal from the outer element whenever the
outer element has been cleaned.
❍
Replace the outer element which has been cleaned 6
times repeatedly or used throughout a year. Replace the
inner element at the same time.
❍
Replace both inner and outer elements when the monitor
lamp (3) flashes soon after installing the cleaned outer
element (even if it has not been cleaned 6 times).
AD313740A
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