Yetter 2960-020 Unit Mounted Conservation Coulter for 800/900/950/955/1200 Cyclo Planters - Manual (Page 10)

10
Cannot adjust coulter
deep enough.
Coulter will not
penetrate.
Coulter penetrates too
much.
Seed placement is too
deep.
Optional wavy blade
disturbs too much soil.
No spring tension.
Cause
Planter frame not set
correctly.
Coulter blade is too big.
Planter opener blades
worn.
Coulter blade worn too
small.
Lack of spring tension.
Excessive spring down
pressure.
Coulter blade set too
deep relative to openers.
Planter frame not level
front to back.
Soil too damp or loose.
Planter frame not set
correctly.
Broken springs.
Solution
Ensure that in operation
the planter frame is at
correct height (20”-22”)
and level the toolbar,
refer to opposite page.
Blade must be 14 5/8”
diameter.
Replace planter opener
blades.
Replace coulter blade.
Increase spring tension.
Reduce spring tension.
Shallow up coulter depth.
Raise the planter drawbar
to level planter frame.
Reduce ground speed.
Install a less aggressive
blade.
Check planter frame
settings, see above.
Replace broken or
damaged parts.
PLANTER HIEGHT ADJUSTMENT