Great Plains 2420P Operator Manual - Manual (Page 71)

2012-04-17 118-769M
69 Veris Drive Operating Instructions
Set the three position toggle switch on the Electric Clutch control box to the “CAL” position. This overrides
the cam switch located on the rockshaft allowing the drives to operate while the drill is in the up position.
Figure 12. Only after you have verified the drive area is clear, press the up arrow key to initiate calibration mode.
If drive area isn’t clear, press down arrow key to exit calibration mode.
Figure 13. Continuing to verify that the drive area is clear, press the Engage key to start drive rotation. Pressing
Function key will exit calibration mode.
Figure 14. While the drive is rotating, the display window shows the time remaining and the “Out” rate. CONTINUE
TO MONITOR DRIVE AREA DURING DRIVE ROTATION. PRESS THE ENGAGE KEY (OR OFF KEY) TO STOP
DRIVE DURING CALIBRATION.
Figure 15. After Calibration meter rotation has ended, the screen above left with appear. Enter the actual
amount metered using the Up/Down arrow keys as shown in Figure 16, above right. Press Function key to ad-
vance to next window.