Komatsu — 12.1 CHECK BEFORE STARTING ENGINE

CHECK WATER SEPARATOR The water separator separates water mixed in the fuel. If float @ is at or above red line 0, drain the water. Forthe draining procedure, see section “24.2 WHEN REQUIRED”. REMARK Even if a water separator is installed, be sure to check the fuel tank to remove water and sediment in the fuel. AE080170 CHECK BRAKE PEDAL TRAVEL 1. Depress the brake pedal fully. 2. Check that the travel at the tip of the pedal is 79 - 126 mm (3.1 - 5.0 in). 3. If the travel is more than 126 mm (5.0 in), or the effect is poor, adjust the brake pedal. For details, see “24.2 WHEN REQUIRED”.

AE077451 CHECK DUST INDICATOR Check that the red piston of dust indicator @ has not reached the service level. If the red piston can be seen, clean or replace the element. For details of element cleaning method, see “24.2.2 CHECK, CLEAN, REPLACE AIR CLEANER”. AE080180 After cleaning the element, press button to return the red piston to its original position. 2-20