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OPERATION
OPERATION
OPERATION
CHECK BEFORE STARTING ENGINE, ADJUST
WALK-AROUND CHECK
WARNING
Always attach the warning tag to work equipment control lever (1).
Leakage of oil or fuel, or accumulation of flammable material around
high temperature parts, such as the engine muffler or turbocharger,
may cause fire. Check carefully, and if any abnormality is found, repair
it or contact your Komatsu distributor.
Before starting the engine, walk around the machine and look at the underside of chassis for anything unusual like
loose bolts and nuts, leakage of fuel, oil and coolant. Also check the condition of the work equipment and the
hydraulic system.
Also check for loose wiring, play, and collection of dust at places that reach high temperature.
Always carry out the items in this section before starting the engine each day.
1. Check for damage, wear, play in work equipment, cylinders, linkage and hoses.
Check that there are no cracks, excessive wear, or play in the work equipment, cylinders, linkage, or hoses. If
any abnormality is found, repair it.
2.
Remove dirt and dust from around engine, battery and radiator.
Check if there is any dirt or dust accumulated around the engine or radiator. Also check if there is any flammable
material (dead leaves, twigs, etc.) accumulated around the battery or high temperature engine parts, such as
the engine muffler or turbocharger. Remove all such dirt or flammable material.
3. Check for coolant or oil leakage around the engine.
Check that there is no oil leakage from the engine or coolant leakage from the cooling system. If any problem
is found, repair it.
4.
Check for leakage of oil from transmission case, axle, hydraulic tank, hoses, joints.
Check that there is no oil leakage. If any abnormality is found, repair the leakage.
5.
Check for oil leakage from the brake line.
Check that there is no oil leakage. If any abnormality is found, repair the leakage.
6.
Check for damage or wear to tires and loose mounting bolts.
Check for cracks or peeling of the tires and for cracks or wear to the wheels (side rim, rim base, lock ring).
Tighten any loose wheel nuts. If any abnormality is found, repair or replace the part.
If any valve caps are missing, install new caps.
7. Check for damage and loose bolts on the handrail and steps.
Repair any damage and tighten any loose bolts.
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