Landoll Coulter Chisel 2112, Operator'S Manual

Page: 105 / 108

5-1
Chapter 5
Troubleshooting Guide
PROBLEM PROBABLE CAUSE SOLUTION
UNIT NOT PULLING EVEN Coulter gangs uneven depth Adjust depth/rephase coulter gang
cylinders
(See “Hydraulic Coulter
Gang Lift System” on
page 4-6.)
UNEVEN DEPTH Unit not level when under power in the field Level unit front to rear
(See “Leveling
(Front-to-Rear)” on page 4-7.)
Excessive coulter gang depth or down
pressure Reduce coulter depth.
Tire pressure too low Check inflation.
Unit not level front to rear Adjust unit to be level
(See “Leveling
(Front-to-Rear)” on page 4-7.)
UNIT SIDE DRAFTS OR MOVES SIDE
TO SIDE Lift wheels not carrying enough weight Adjust depth stop and raise implement.
Unit not level front to rear Adjust unit to be level.
SHANKS PLUGGING WITH RESIDUE Unit not level Level machine
(See “Leveling
(Front-to-Rear)” on page 4-7.)
Coulters not cutting residue Adjust coulter depth
Twisted shovels throwing soil wrong
direction Install shovels (
See Figures 2-1
thru
2-16
.)
SHANKS NOT PENETRATING Unit not level Level unit front to rear
(See “Leveling
(Front-to-Rear)” on page 4-7.)
Excessive coulter depth Reduce depth
Points worn Install new points
WHEEL BEARING FAILURE Triple-lip seals not installed correctly Install seals with the lips pointing outward
away from the hub.
HYDRAULIC - COULTER LIFT
CYLINDERS NOT FULLY EXTENDING Lift cylinders not in phase Fully extend cylinders and hold hydraulic
lever until all cylinders are fully
extended.
Cylinders not installed in proper series Wing cylinders are smaller diameter than
center cylinders. Reinstall cylinders
properly.
Hoses not properly connected Check hose routing
HYDRAULIC - ENTIRE UNIT SETTLING Depth stop valve not working Repair valve
COULTER GANG PLUGGING Operating depth too deep Raise unit.
Conditions too wet Wait until conditions more favorable.
COULTER GANG WILL NOT TURN OR
PUSHES SOIL Depth set too deep for loose or wet
conditions Raise implement or wait until conditions
are more favorable
Gang bearing failure Replace bearing
COULTER BLADES LOOSE AND/OR
SHEARING ROLL PIN Gang not tightened properly Retighten gang shafts to 1200-1500 ft.-lbs.
If gangs have ran loose, gangs may
require disassembly to remove soil to
properly torque gang shafts. Replace
any worn components, shafts/spools,
etc.