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Boom pressure calibration
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It is used when bucket weight is changed
or measured weight is inaccurate.
-
The calibration must be carried out as fol-
lows :
•
Increase hydraulic temperature (about
40~60°C).
•
Select "Boom-pressure".
•
Roll-in the bucket at maximum range and
lower the boom at minimum height.
•
Press START button.
•
Raise boom to maximum position. Boom
up must be finished before stepping ad-
vance in "display A".
•
If it show "Calibration success" message in a moment, press complete button (or
Raise hydraulic temperature enough when checking work load / boom pressure sensor cal-
ibration (recommendation : about 40~60°C).
Check if pressure sensor or angle sensor is in normal condition for accurate work load al-
gorism or pressure sensor calibration [pressure sensors at boom cylinder head area and
rod area, boom angle sensor (CD-80), bell crank angle sensor (CD-81)].
Sensor error message during pressure sensor calibration : sensor need to be checked.
•
Brake pedal sensor calibration
-
Turn the engine OFF and turn the starting switch ON position.
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Press OK button, then calibration will be started.
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When display "
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Release the brake pedal when display "
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For cancel, press MENU/HOME switch.
When the brake pedal or sensor is replaced, brake pedal sensor calibration must be per-
formed.
•
AEB
" on main display, press slowly the brake pedal completely.
3-30
Bucket max tilting and
boom max down position
" on main display.
Boom up position
).
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