Yetter 2984 Maverick Opener - Manual (Page 12)

12
TROUBLESHOOTING
Problem
Poor overall performance
Toolbar height too high
Shallow knife penetration
Disc Sealer blade & hub fall
off
Disc Sealer not creating a
mound or too small of a
mound
Wheel Sealer not creating a
mound
Wheel Sealer not closing the
knife trench
Cause
Toolbar not adjusted correctly
Too much downpressure
spring tension
Toolbar gauge wheels
adjusted too low
Speed too slow
Toolbar height too high
Insufficient downpressure
Washer not installed in the
disc assembly.
Speed too slow
Blades are not set
aggressively enough
Down pressure spring is loose
Toolbar is not level-probably
nose down
Not designed to create a
mound
Downpressure spring is loose
Solution
Adjust the toolbar so that
during operation it is level and
at a height of 22” – 24” from
the bottom of the toolbar to
the soil surface.
Remove two outer springs &
set in light pressure setting
Raise gauge wheels
Operate at 5mph min.
Must have toolbar operating
at 22” – 24” above the soil
surface
Set downpressure spring
adjustment to the rear hole
Inspect springs for breakage
and/or wear
Adjust toolbar height lower.
Normally 22” – 24”
See page 7 for proper
assembly.
Operate at 5mph min.
Increase the angle of the front
edge of blade to the row.
Tighten the coil spring by
compressing; tighten the 3/4”
hex nut onto the pushrod.
Level toolbar at a height of
22” – 24” from soil surface.
The disc sealer option is
recommended for mound
building.
Tighten the coil spring by
compressing; tighten the 3/4”
hex nut onto the pushrod.