Great Plains 3S-4000HDF Operator Manual - Manual (Page 69)

Great Plains Manufacturing, Inc. Table of Contents Index Adjustments 65
2013-06-13 Table of Contents Index 195-067M
Opener Depth (Press Wheel Height)
Refer to Figure 74
Set opener seeding depth by adjusting press-wheel
height .
To adjust, first raise openers slightly, then lift and slide
the T handle
on top of each opener. Adjust all press
wheels to the same height.
• Each increment of the handle adjusts the seeding
depth by approximately
1 ⁄
4
inch (6.4 mm). The range is
approximately 0 to 3
1 ⁄
2
inches (0 to 8.9 cm) seeding
depth.
• For more shallow seeding, slide T handle forward
toward implement.
• For deeper seeding, slide T handle backward away
from implement.
If press wheels are lifting off ground, increase hydraulic
down pressure.
If press wheels are digging into ground, reduce hydraulic
down pressure.
1
2
B
F
Figure 74
Adjusting 00HD Opener Depth
26441
1
2
2
F
B