Great Plains YP1625 Operator Manual - Manual (Page 102)

98 YP1225 and 1625 Great Plains Manufacturing, Inc.
401-226M 07/09/2009
Refer to Figure 105
11. Enter your planned planting speed using Up/Down
arrow keys. Calibration mode will not accept a speed
higher than 10 mph. Press Function key to advance
to next window.
Refer to Figure 106
12. Enter the amount of seed you want to measure. For
volumetric metering, this should be at least 1 ⁄
4
of a
pound. For singulated metering, at least 100 seeds
should be selected. Press Function key to advance
to next window.
Refer to Figure 107
13. The cab console informs you of the length of time
that the drive will be operating, in order to meter the
amount of seed you have requested, at the calibra-
tion number, drill width, and number of rows you
have selected. Press Function key to advance to
next window.
Refer to Figure 108
14. If the screen reads TIME TOO LOW, or TIME TOO
HIGH, you will need to change the amount of seed
that you will count or measure. For calibration accu-
racy, the Controller firmware will not allow you to cal-
ibrate at settings that would result in the drive
rotating for less than 4 seconds, or more that 255
seconds. Press Function key to advance to next win-
dow.
Figure 105
Cal. Mode Speed
22721
Figure 106
Cal. Mode Seed Target
22780
Figure 107
Cal. Mode Time Window
22781
Figure 108
Cal. Mode Time Limit Error
22782