Identifying Hose Connections-300 Loader/770 and 790 Tractors

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 Yellow Bucket Cylinder-Rod End
B 2 Red or Silver Bucket Cylinder-Head End
C 4 Green Lift Cylinder-Head End
D 3 Black Lift Cylinder-Rod End

 
W06946
W06925

OUO6038,0001B54 -19-20AUG04-1/1