Identifying Hose Connections—300CX Loader/970, 1070, 990, and 4005 TractorsNOTE: Left-hand side oil lines and couplers shown. Right-hand side is identical.  W07035-UN-23SEP04
 W06934-UN-19AUG04
 W09344-UN-29FEB08
4005 (Right-Hand Side) Identify hoses by installing color-coded caps on end of hoses.Ports on plate that holds couplers on tractor are identified by both numbers and colors. Key | Port | Plug/Cap Color | Hydraulic Function |
|---|
A | 1 | Black | Bucket Cylinder—Rod End | B | 2 | Yellow | Bucket Cylinder—Head End | C | 4 | Blue | Lift Cylinder—Head End | D | 3 | Red | Lift Cylinder—Rod End |
| OUO6038,0001E81-19-20091216 |
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