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Assembly procedure
[Adjustment of boom RAISE]
[Adjustment of boom RAISE]
[Adjustment of boom RAISE]
*Perform the following correction while the engine is running.
*Perform the following correction while the engine is running.
*Perform the following correction while the engine is running.
⑤-3. Dump the bucket fully with the boom in the horizontal position, and then lower the
⑤-3. Dump the bucket fully with the boom in the horizontal position, and then lower the
⑤-3. Dump the bucket fully with the boom in the horizontal position, and then lower the
boom to raise the front tires.
boom to raise the front tires.
boom to raise the front tires.
While running the engine at high idle, raise the boom (lower the machine) gradually.
While running the engine at high idle, raise the boom (lower the machine) gradually.
While running the engine at high idle, raise the boom (lower the machine) gradually.
⑥-3. Slowly return the boom lever from RAISE toward NEUTRAL with fine control. When
⑥-3. Slowly return the boom lever from RAISE toward NEUTRAL with fine control. When
⑥-3. Slowly return the boom lever from RAISE toward NEUTRAL with fine control. When
the boom stops (with the tires floated), hold the lever at the current position.
the boom stops (with the tires floated), hold the lever at the current position.
the boom stops (with the tires floated), hold the lever at the current position.
⑦-3. Press the ENTER switch, and the EPC command value is read and the difference
⑦-3. Press the ENTER switch, and the EPC command value is read and the difference
⑦-3. Press the ENTER switch, and the EPC command value is read and the difference
from the standard value is saved as an offset value.
from the standard value is saved as an offset value.
from the standard value is saved as an offset value.
⑧-3. When the display changes to "1", setting is completed.
⑧-3. When the display changes to "1", setting is completed.
⑧-3. When the display changes to "1", setting is completed.
Boom Raise Adjustment
Boom Raise Adjustment
Boom Raise Adjustment
1
1
1
0: Waiting
0: Waiting
0: Waiting
1: OK
1: OK
1: OK
2: NG
2: NG
2: NG
⑨-3. If the ENTER switch is pressed while the lever output voltage is below the standard
⑨-3. If the ENTER switch is pressed while the lever output voltage is below the standard
value (out of the design range), the display changes to "2" and adjustment is canceled.
value (out of the design range), the display changes to "2" and adjustment is canceled.
Boom Raise Adjustment
Boom Raise Adjustment
2
2
0: Waiting
0: Waiting
1: OK
1: OK
2: NG
2: NG
⑩-3. Finish the adjustment mode with the RETURN switch.
⑩-3. Finish the adjustment mode with the RETURN switch.
If the RETURN switch is pressed during adjustment, adjustment is finished even in the
If the RETURN switch is pressed during adjustment, adjustment is finished even in the
calibration process.
calibration process.
Precautions
Adjustment of work equipment EPC starting
NO.0060
current
Tools to be used
Name
Others
Others
24
Facilities to be used
Q'ty
Name
Q'ty
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