Komatsu 830E Shop Manual page 35

Dump truck
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9. Move on around the hydraulic tank and in front
of the rear dual tires, inspect the hoist cylinder
for any damage and leaks, also that lower
guard is in place. Inspect both upper and lower
hoist cylinder pins for security, and for proper
greasing.
10. Before leaving this position, look under the lower
edge of the chassis to be sure the flexible duct
that carries the air from the main blower to the
final drive housing is in good condition with no
holes or breakage. Also look up at the main
hydraulic pumps to see that there is no leakage
or any other unusual condition with pumps or
pump drive shafts.
11. Move on around the dual tires, check to see that
all lugs/wedges are in place and tight. Inspect
latches on wheel cover to be sure they are
properly latched. Inspect wheel motor for any
leakage that may be coming from inside the
wheel cover that would indicate brake leakage,
or wheel motor leakage.
Check dual tires for cuts, damage or "bubbles"
and that inflation appears to be correct. If truck
has been run on a "flat", the tire must be
cooled before parking truck inside. Inspect
for any rocks that might be lodged between
dual tires, and that rock ejector is in good con-
dition and straight so that it can not damage a
tire.
12. Inspect left rear suspension for damage and for
correct rod exposure, and that there are no
leaks. Ensure that the covers over the chrome
piston rod are in good condition and inspect for
proper greasing.
13. Open rear hatch cover, turn on work light if nec-
essary. Inspect for leaks around wheelmotor
mounting to rear axle housing, and also brake
hoses and fittings. Be sure that covers on wheel
motor sump are in place, and that there are no
rags or tools left behind. Inspect condition of
hatch cover gasket, report any bad gasket to
maintenance. Turn off work light if used, close
and latch hatch.
14. While standing in front of rear hatch, look up to
see that rear lights are in good condition, along
with dual back up horns. Look up at panhard
rod to see that it is getting proper greasing. Also
look at both body hinge pins for greasing and
any abnormal condition. Check hoist limit switch
and clear any mud/debris from contacts.
15. Perform the same inspection on the right rear
suspension as done on the left.
A03020
General Safety and Operating Instructions
16. Move on around the right dual tires, inspect
between the tires for rocks, and for condition of
the rock ejector, inspect the tires for cuts or
damage, and for correct inflation.
17. Perform the same inspection for wheel lugs/
wedges, wheel cover latches, and for leaks that
was done on the left side.
18. Move in front of right dual tires, and inspect hoist
cylinder the same as was done on the left side.
19. Move on around the fuel tank, inspect the fuel
quantity gauge, (this should agree with what will
show on the gauge in the cab). Inspect the
attaching hardware for the fuel tank at the upper
saddles, and then at the lower back of the tank
for the security and condition of the mounts.
Check hoist filters for leaks.
20. Move in behind the right front wheel, and inspect
the steering cylinder, suspension attaching
hardware and suspension extension, as well as
greasing and attaching hardware for the steer-
ing cylinder. Inspect the hub and brakes for
leaks and any unusual condition. Be sure the
suspension protective boot is in good condition.
21. Move out and around the right front wheel,
inspect that all lugs/wedges are in place and
tight.
22. Move in behind the front of the right front wheel,
check hub and brakes for leaks and any
unusual condition. Inspect steering cylinder for
security and for proper greasing. Inspect the
engine compartment for any leaks and unusual
condition. Inspect the fan guard, and belts also
for any rags or debris behind radiator. Turn work
light off, if used, and secure the ladder up and
latched.
23. Move on around the front of the truck, drop the
air cleaner pans to remove dirt, latch up and
secure.
Inspect auto lube system. See Lincoln Auto
Lube in Section "M", for specific details con-
cerning auto lube system.
24. As you move in front of the radiator, inspect for
any debris that might be stuck in front of the
radiator and remove it. Check for any coolant
leaks. Inspect all head and fog lights.
25. Before climbing ladder to first level, be sure
ground level engine shutdown switch is "ON".
Inspect fire control actuator to be sure safety
pin is in place and plastic tie that prevents acci-
dental actuation is in place and in good condi-
tion.
A3-21

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