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24. SERVICE PROCEDURE
A
WARNING
Dirt, oil or fuel around the parts of the engine which reach high temperatures
may cause fire and damage to the machine.
Check carefully,
and if any
abnormality
is found, always repair it or contact your Komatsu distributor.
Before starting the engine, look around the machine and under the machine
to check for loose nut or bolts, or leakage of oil, fuel, or coolant, and check the
condition of the work equipment and hydraulic system. Check also for loose
wiring, play, and collection of dust at places which reach high temperatures.
24.3.9.1
CHECK FOR DAMAGE, WEAR, AND/OR PLAY IN WORK EQUIP-
MENT, CYLINDERS,
LINKAGE,
HOSES.
Check that there are no cracks, excessive wear, or play in the work equip-
ment, cylinders, linkage, or hoses. If any abnormality is found, repair it.
24.3.9.2
REMOVE DIRT FROM AROUND ENGINE, RADIATOR.
Check that there is no dirt accumulated
around the engine or radiator. If any
dirt is found, remove it.
24.3.9.3
CHECK FOR LEAKAGE
OF WATER OR OIL AROUND
ENGINE.
Check that there is no leakage of oil from the engine or leakage of water from
the cooling system. If any abnormality
is found, repair it.
24.3.9.4
CHECK
FOR OIL LEAKAGE
FROM TORQUE
CONVERTER,
TRANSMISSION,
REAR MAIN FRAME HOUSING, FINAL DRIVES,
HYDRAULIC
TANK, HOSES, JOINTS.
Check that there is no oil leakage. If any abnormality is found, repair the place
where the oil is leaking.
24.3.9.5
CHECK THE UNDERCARRIAGE
Track, sprocket, idler, guard for damage, wear, loose bolts, or leakage of oil
from rollers.
24.3.9.6
CHECK FOR DAMAGE TO HANDRAIL.
Repair any damage and tighten any loose.
24.3.9.7
CHECK FOR DAMAGE TO GAUGES, LAMPS ON INSTRUMENT
PANEL.
Check that there is no damage to the panel, gauges and lamps. If any
abnormality
is found, replace the parts. Clean off any dirt on the surface.
24.3.9.8 CHECK FOR DAMAGE TO SEAT BELT AND MOUNTING AREAS.
Check that there is no abnormality in the seat belt or mounting areas. If there
is any damage, replace with new parts.
3-34
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