jcb JS300 Service Manual page 780

Solenoid Function
CT1 Swing Park Brake
CT2 Controls Enable
CT3 Swing Lock
CT4 Max Flow Control
CT5 Travel Speed
CT6 Boom Priority
CT7 2 Stage MRV
CT8 Cushion Off
The 8 station solenoid valve distributes servo pressure to
activate machine functions automatically or when selected
by the operator.
For hose connections,
Connections ( T E-124)
E-119
Table 2.
Electrical Harness connector
internal Colour
Black
White
Orange
Green
Grey
Blue
Yellow
Green
K Table 4.
Hydraulic
9813/5100-1
Section E - Hydraulics
Solenoid Valve Block
Hydraulic hose tape colour
No hose
No hose
Orange
Light Green
Grey
Light Blue
Yellow
Green
Operation
E-119