REMARK
If the adjustment finishes abnormally
, Failure Cause Code is displayed
Find the cause and perform the “IMU Adjustment” again referring to the Failure Cause Code list.
Failure Cause Code list
Cause code Content Remedies
A-1 Engine speed signal is 0 rpm.
Press the RETURN button F5, start the engine, and exe-
cute the calibration again.
A-A
Wiring harness of IMU sensor CAN circuit
has an open circuit.
Press the RETURN button F5, and ask your Komatsu
distributor for troubleshooting of IMU sensor
.
SH-1 IMU sensor is faulty.
SH-2
Initialization of IMU sensor failed, or power
supply voltage is low
.
FF IMU sensor stabilization error
Stabilize the machine, and then execute the calibration
again.
BUCKET WEIGHT SETTING
In
the “Semi-auto limited digging mode”, the work equipment movement or the accuracy of operation may vary
depending on the bucket weight.
Optimum control is obtained by changing the setting to be complied with the weight of actual bucket installed.
Perform the “Boom Fine Control Adjustment” when the “Bucket Weight Setting” is changed.
REMARK
Setting change of this item cannot be performed while “Semi-auto limited digging mode” is enabled.
Change the mode to the manual mode, and perform the setting.
1.
Select the “Bucket Weight Setting” (b) on the “MC
Setting”
screen, and press the switch “F6”.
F3: Moves to the next item (1 line below). When it is on the
last line, it moves to the first line.
F4: Moves to the previous item (1 line above). When it is
on the first line, it moves to the last line.
F5: Returns the screen to the standard screen.
F6: Executes the selected item.
2.
On the “Bucket Weight Setting” screen, change the setting
to be complied with the actual bucket weight.
Bucket weight as a rough guide
Arm of 3.2 m {10 ft 6 in}
(1) “Weight Heavy”: 2050 kg {4520
lb} to 2500 kg
{5512 lb}
(2) “Weight Medium”: 1650 kg {3638 lb} to 2049 kg
{4518 lb}
(3) “Weight Light”: 1000 kg {2205 lb} to 1649 kg {3636 lb}
Arm of 4.0 m {13 ft 1 in}
(1) “Weight Heavy”: 1900 kg {4189 lb} to 2350 kg {5181 lb}
(2) “Weight Medium”: 1500 kg {3307 lb} to 1899 kg {4187 lb}
(3) “Weight Light”: 900 kg {1984 lb} to 1499 kg {3305 lb}
F3: Moves to the next item (1 line below). When it is on the last line, it moves to the first line.
SETTING MACHINE MONITOR
7-185
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