Great Plains 3N-4025P Operator Manual - Manual (Page 49)

Great Plains Manufacturing, Inc. Table of Contents Index Hydraulic Drive Operation 45
2014-01-29 Table of Contents Index 196-538M
Refer to Figure 48
15. Enter drill width (swath), in feet (ENGLISH mode) or
meters (METRIC mode), using ⇑/⇓ arrow buttons.
Press FUNCTION button to advance to next window.
Swath values for various row spacings are found in
the charts beginning on page 176. Your value may
not be, for example, precisely 40.0 ft.
The controller uses this value to determine the
calibrated motor rate-vs-ground speed needed to
seed at your desired rate.
Refer to Figure 49
16. Enter number of rows here using
⇑/⇓ arrow buttons.
Press FUNCTION button to advance to next window.
The controller uses this value in determining the
sample run-time (which is based on 1 row).
Refer to Figure 50
17. Enter your planned planting speed using
⇑/⇓ arrow
buttons. Calibration mode does not accept a speed
higher than 10 mph or 16 kph. Press FUNCTION
button to advance to next window.
Although the calibration sample is collected with the
drill stationary, the controller operates the hydraulic
drive at the same rpm that would be used in the field
for this speed.
Figure 48
Cal. Mode Drill Width
28253
Figure 49
Cal. Mode Row Count
28245
Figure 50
Cal. Mode Speed
28254