Check And Refill Of Oil In Brake Oil Tank; Check Dust Indicator - Komatsu WA250-3 Operation & Maintenance Manual

12.2.5 CHECK AND REFILL OF OIL IN BRAKE OIL TANK

Always use engine oil to refill the brake oil tank.
Open the door on top of the hood behind the rear cab window, and check
that the oil in brake tank (1) is between the MAX and MIN marks on the
gauge at the side of the tank.
If the oil is below the MIN mark, remove cap (2) and add engine oil.
For details of the oil to use, see " 20. USE OF FUEL, COOLANT AND
LUBRICANTS ACCORDING TO ABIENT TEMPERATURE".on page 3-10

12.2.6 CHECK DUST INDICATOR

1. Check that the red piston of dust indicator (1)has not reached the
service level.
2. If the red piston is showing, clean or replace the element immediately.
For details of cleaning the element, see "24.2 WHEN REQUIRED,
CHECK, CLEAN, OR REPLACE AIR CLEANER ELEMENT on page 3-
31."
3. After cleaning, push indicator (1) button to return red piston to original
position.
WARNING
OPERATION
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