Landoll 7822 Series Operator's Manual page 29

The Troubleshooting Guide, shown below, is included to
help you quickly locate problems that can occur when
using your 7822 High Speed Landoll (HSL). Follow all the
safety precautions stated in the previous sections when
making any adjustments to your machine.
Problem
Disc plugs or pushes.
Disc tracking to the left behind
tractor.
Disc tracking to the right behind
tractor.
Leaving a valley on the left rear
corner.
Floor cut has grooves or ridges.
Floor cut has ridges.
TABLE OF CONTENTS
Cause
Operating too deep.
Operating speed to slow.
Excessive amount of dirt collected
on the discs.
Foreign object caught between the
bland and shank, or blade and
frame.
Disc hub bearing frozen.
Depth gauge cylinders (front and/or
rear) out of synchronization.
Front wing gauge wheels not level
with center section.
Rear depth gauge reel/roller bearing
frozen.
Rear gangs too deep relative to the
front.
Front gangs too deep relative to the
rear.
Leveling board too high; dirt flowing
beneath it.
Cover disc not generating enough
loose dirt.
HSL is not tracking straight behind
tractor.
Rear gangs out of adjustment
relative to the front disc unit.
Chapter 5
Troubleshooting
Solution(s)
Shallow up the depth gauges.
• Reduce tillage depth.
• Increase ground speed.
Field conditions too damp.
Remove the object. If this happens
repeatedly, consider installing
scrapers.
Replace the bearing and hub
assembly.
Synchronize cylinders by holding
hydraulic circuit in extended position
for 5 to 10 seconds after full
extension.
See "Synchronizing and Leveling
Front Gauge Points" on page
Replace the bearing assembly.
Adjust tilt control counter-clockwise.
Adjust tilt control clockwise.
• Lower leveling board.
• Make lower extremity of the
leveling board parallel with the
ground.
• Move cover disc towards
leveling board.
• Replace front left 22" blade with
24" blade.
• Use compound angle disc
shank in place of a vertical
shank.
See previous guides on "tracking to
the left or right".
Adjust rear gang to the left slightly
less than the average width of the
ridge top.
4-3.
5-1