Great Plains 2S-2600HDF Operator Manual v1 - Manual (Page 70)

66 2S-2600/F/HD/HDF Table of Contents Index Great Plains Manufacturing, Inc.
195-440M Table of Contents Index 2014-05-16
Optional hydraulic marker
functioning improperly Check all hose fittings and connections for air and oil leaks.
Check tractor hydraulic oil level.
Check all bolts and fasteners.
If needle valve is plugged, open valve, cycle markers and reset the needle valve.
Optional marker disk does
not mark If blade does not drop down into field depressions, make sure marker cylinder is fully
extended.
Check chain length and adjustment. See “Marker Maintenance” on page 76.
Reverse blade to pull dirt in or throw dirt out depending on soil conditions.
Problem Solution