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OPERATION
When driving down the deep step, the speed of blade by the automatic control may not catch up the dropping
speed of the machine and a hollow is generated on the ground. If the machine is about to drop, raise the blade
by using the blade control lever.
(T) Design surface
RAISING GROUND LEVEL OPERATION (PUSHING UP SOILS)
Raising ground level work (pushing up soil) is the operation to push up the piled soil onto the slope.
Select "Cutting & Carry".
When a design surface of a horizontal part is made before a
slope and a small load is applied to the blade, see "WHEN FIN-
ISHING CONCAVE INFLECTION POINT VERTICALLY".
1.
At place (A) where you pull down the piled soil and hold it on the blade, operate the blade by using blade
control lever.
2.
At place (B) where you start to ascend the slope, also operate the blade by using blade control lever.
3.
Push up the soil.
•
Place (C) where angle is narrow
The blade automatic control is effective.
•
Place (D) where angle is sharp
The load on the blade may be reduced too much and the angle may become sharper.
Adjust the operation by using both of the blade automatic control and manual blade control by blade
control lever.
MACHINE OPERATIONS AND CONTROLS
3-59
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