2131 Wing Coulter Chisel User Manual

5-2 F-721-0513 Edition
TROUBLESHOOTING GUIDE
HYDRAULIC - COULTER LIFT
CYLINDERS NOT FULLY EXTENDING
Lift cyl inders 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
HYDRAULIC - UNIT SETTLING, ONE
WING RAISING
Center frame cylinder leaking int ernally on
side of unit that wing is raising
Repair center master cylinder.
HYDRAULIC - WING SETTLING Wing cylinder leaking Repair cylinder.
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 shaf ts to 1200-15 00 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.
PROBLEM PROBABLE CAUSE SOLUTION