Komatsu — 31.3.1 CHECK BEFORE ADJUSTING

OPTIONS, ATTACHMENTS 31.3 CALIBRATION (ADJUSTING 0 POINT) To ensure accurate measurements, always calibrate (adjust the zero point) before using. 31.3.1 CHECK BEFORE ADJUSTING Check that the word “CAL” is flashing in the upper display panel. If the word “CAL” is not displayed, perform the following steps. If the green LED lights up (SUBTOTAL mode): If both the top and bottom display panels show 0.00 (0.0) tons, press the CAL switch and the display will change to CAL. Calibration cannot performed when the subtotal and the weight in the bucket are displayed. Always press the CAL switch after setting the display to 0.00 (0.0) ton to delete the subtotal. If the red LED lights up (REMAIN mode):

If the top display (REMAIN) shows target production and if the bottom display (WEIGHT) shows 0.00 (0.0), press the CAL switch to display CAL. Calibration cannot performed when the subtotal and the weight in the bucket are displayed. Always press the CAL switch to set the REMAIN display to the target production amount. WA450-3MC 5-19