5-1
Chapter 5
Troubleshooting Guide
The Troubleshooting Guide, shown below, is included to
help you quickly locate problems that can occur when
using your 7833 High Speed Landoll (HSL). Follow all the
safety precautions stated in the previous sections when
making any adjustments to your machine.
PROBLEM
PROBABLE CAUSE
SOLUTION
Disc plugs or pushes.
Operating too deep.
Shallow up the depth gauges.
Operating speed to slow.
•
Reduce tillage depth.
•
Increase ground speed.
Excessive amount of dirt collected
on the discs.
Field conditions too damp.
Foreign object caught between the
bland and shank, or blade and
frame.
Remove the object. If this happens
repeatedly with vertical shanks,
consider installing scrapers.
Disc hub bearing frozen.
Replace the bearing and hub
assembly.
Depth gauge cylinders (front and/or
rear) out of synchronization.
Synchronize cylinders by holding
hydraulic circuit in extended position
for 5 to 10 seconds after full
extension.
Front wing gauge wheels not level
with center section.
See
Front Gauge Points” on page 4-3
.
Rear depth gauge reel/roller bearing
frozen.
Replace the bearing assembly.
Disc tracking to the left behind
tractor.
Rear gangs too deep relative to the
front.
•
Raise the rear of the HSL.
•
Lower the front of the HSL.
Disc tracking to the right behind
tractor.
Front gangs too deep relative to the
rear.
•
Raise the front of the HSL.
•
Lower the rear of the HSL.
Leaving a valley on the left rear
corner.
Leveling board too high; dirt flowing
beneath it.
•
Lower leveling board.
•
Make lower extremity of the
leveling board parallel with the
ground.
Cover disc not generating enough
loose dirt.
•
Move cover disc towards
leveling board.
•
Replace 22” blade with 24”
blade.
•
Use compound angle disc
shank in place of a vertical
shank.
Floor cut has grooves or ridges.
HSL is not tracking straight behind
tractor.
See previous guides on “tracking to
the left or right”.
Floor cut has ridges.
Rear
gangs
out
of
adjustment
relative to the front disc unit.
Adjust rear gang to the left slightly
less than the average width of the
ridge top.
