Great Plains
| 166-207M | 02/26/2019
96
NTA907HD and NTA3007HD
Adjustments
Seed Firmer Adjustments
07HD Series row units include a seed flap, and accept
one of two optional seed firmers.
The seed flap requires no adjustment, but may need to
be replaced if worn (page 129), and may need to be
shortened if an optional seed firmer is added after initial
delivery.
Row unit disk blades may be sharp. Use caution when making
adjustments in this area. To adjust the Keeton Seed Firmer,
lower the drill until the disks of the row units are resting on the
ground.
Keeton Seed Firmer Adjustment
The optional Keeton Seed Firmer is an engineered
polymer shape that slides down the seed trench. It traps
seeds as they exit the seed tube and firms them into the
bottom of the “V”.
The Firmer is provided with a preset tension which is
recommended for using the first year. The tension
screw
can be tightened in subsequent years according
to your needs. Firmers should provide just enough
tension to push seeds to the bottom of the trench.
Seed-Lok™ Seed Firmer Lock-Up
Optional Seed-Lok firming wheels provide additional
seed-to-soil contact. The wheels are spring loaded and
do not require adjusting. In some wet and sticky
conditions the wheels may accumulate soil. To avoid
problems associated with this, you can lock-up the
firmers.
To lock up Seed-Lock wheels:
1.
Raise lever .
2.
Pull up on Seed-Lok arm .
3.
Release lever.
Figure 104
Keeton Seed Firmer
26443
1
Figure 105
Seed-Lok™ Lock-Up
24453
1
2
Summary of Contents for NTA3007HD
Page 2: ...Great Plains 166 207M 02 26 2019 Table of Contents Index ii 166 207M Table of Contents Index ...
Page 4: ...2SF24 and 2SF30 ...
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Page 178: ...Great Plains Mfg 1525 E North St P O Box 5060 Salina KS 67402 Table of Contents Index ...