Komatsu PC22MR-3, Руководство по эксплуатации и техническому обслуживанию

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USE OF THE MACHINE AND RELATED CONTROLS
FUNCTIONING
3-46
USE OF THE MACHINE AND RELATED CONTROLS 3
BEFORE STARTING THE ENGINE 3
Visual checks 3
Before starting the engine, look around the machine and under the machine to check for loose nuts or bolts, oil,
fuel or coolant leakages, and check the conditions of the work equipment and the hydraulic system. Check also for
loose wires, excessive gaps, and accumulation of dust in places that reach high temperatures.
WARNING
q
When opening the engine hood and the radiator cover to carry out checks and maintenance
operations, always remember to secure them in the correct position with the apposite retainer.
q
Immediately remove any flammable materials that may have accumulated around the battery, the
exhaust silencer or other hot parts of the engine. Any oil or fuel leaks may cause fire in the machine.
Always carry out accurate controls and repair the possible failures; if they repeat, contact the
Komatsu distributor.
q
Make sure that the cab floor is properly fastened with
the screws (1). If it is not properly fixed, serious
injuries may result.
Always perform the check with the machine parked on
a flat surface. If the machine is inclined, position it
horizontally before carrying out the check.
Carry out the following inspection and cleaning operations
every day before starting the engine.
1. Check the work equipment, the cylinders, the articulations
and the pipes for damage, wear, excessive play. If any
anomaly is observed, provide for the necessary repairs.
2. Remove dust and dirt from the areas around the engine,
battery and radiator. Make sure that no dirt or dust has
accumulated around the engine or radiator. Check also
that there is no flammable material (dry leaves, twigs, etc.)
accumulated around the exhaust silencer, the hot parts of
the engine or around the battery. Remove all dirt, dust,
and flammable materials.
3. Check for water or oil leaks around the engine. Make sure there are no oil leaks from the engine or water leaks
from the cooling system. If any anomaly is observed, provide for the necessary repairs.
4. Make sure that there are no oil leakages from the hydraulic system, the hydraulic tank, pipes, and joints. Make
sure that there are no oil leakages. If any anomaly is observed, provide for the necessary repairs.
5. Check the parts of the lower car. Check the track, the drive wheel, the idler and the guards for damage, wear,
loose bolts, or loss of oil from the rollers, etc. If any anomaly is observed, provide for the necessary repairs.
6. Check the driver's post access handles and the steps to get on the machine. Make sure that there are no
damaged or loose bolts, repair any damaged parts and tighten any loose bolts.
7. Check for any abnormalities in the warning lights and indicators. If any anomaly is observed, provide for the
necessary repairs. Clean any dirty surface.
8. Check the seat belt and the relevant couplings. If there is any damage or anomaly, change them with new
ones.
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