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OPERATION
OPERATION
OPERATION
CHECK BEFORE STARTING ENGINE, ADJUST
WALK-AROUND CHECK
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.
WARNING
Remove any flammable materials from around the battery, engine, muffler, turbocharger, or other high temperature engine parts.
Leakage of fuel or oil will cause the machine to catch fire. Check carefully, be sure to repair any problem, or contact your Komatsu
distributor.
If the machine is at an angle, reposition it level before checking.
Perform the following inspections and cleaning every day before starting engine for the day's work.
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.
8.
Check for damage to gauges, lamps on the instrument panel and loose bolts.
Check for damage to the panel, gauges and lamps. If any problem is found, replace the parts. Clean off any dirt
on the surface. Tighten any loose bolts.
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