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MAINTENANCE
If necessary, for precise control, perform small movements
with the machine to the correct position.
2.
Visually check that the oil level is up to the hole (2).
3.
If necessary, top-up through the level hole (2).
Use a 12 mm wrench.
METHOD FOR CHECKING THE OIL LEVELS IN THE TRANSMISSION REDUC-
TION GEAR
Immediately after the engine is stopped, its parts and oil are still very hot and may cause burn injury.
Accordingly, wait until they have cooled down before starting the work.
For the check, position the machine on solid flat ground, place the equipment on the ground and stop the en-
gine.
1.
Check visually that the lubricant reaches the hole (1).
2.
If necessary, restore the level through the hole (1).
Use a 17 mm wrench
EVERY 500 HOURS MAINTENANCE
Maintenance for every 100 and 250 hours should be performed at the same time.
METHOD FOR LUBRICATING WORK EQUIPMENT
NOTICE
If any unusual noise is generated from any greasing point, perform the greasing regardless of the
greasing interval.
Perform the greasing every 10 hours for the first 50 hours of operation on a new machine.
After the machine is subjected to digging work in the water, be sure to grease the wet pins.
Prepare a grease pump.
1.
Set the machine to the greasing posture shown on the fig-
ure, lower the work equipment to the ground,and stop the
engine.
2.
By using a grease pump, pump in grease through the grease fitting shown by arrow.
(1) Boom base pin (2 points)
k
k
WARNING
WENAM00130
MAINTENANCE PROCEDURE
4-43
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