Great Plains 3N-4020 Operator Manual - Manual (Page 19)

Great Plains Manufacturing, Inc. Table of Contents Index Preparation and Setup 15
2013-10-29 Table of Contents Index 196-359M
Older Style Hoses with Color Ties
Refer to Figure 7
To distinguish hoses on the same hydraulic circuit, refer
to plastic hose label. The hose under an extended-cylin-
der symbol feeds a cylinder base end. The hose under a
retracted-cylinder symbol feeds a cylinder rod end.
.
Hose Color Hydraulic Function
White Fold
Blue Lift
Orange Marker Cylinders (Option)
Yellow
Hydraulic Drive and
Wing and Swivel Locks
Figure 7
Plastic Hose Label
817-348c
17641
The drive is compatible only with closed center, PC (pressure
compensated) closed or LS (load sensing) hydraulic systems.
Do not use an open center system.