Great Plains 2S-2600HDF Operator Manual v2 - Manual (Page 81)

Great Plains Manufacturing, Inc. Table of Contents Index Troubleshooting 77
2014-02-03 Table of Contents Index 195-069M
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 87.
Reverse blade to pull dirt in or throw dirt out depending on soil conditions.
Problem Solution