CO US N F E ID O E F N TS TI M AL GL : F O OR BA T L H
E
IN
TE RN
AL
Port Diagram
Port
Port size
Port name
Port
Port size
Port name
P1
SAE 6000psi 1 Pressure line
pb3
G1/4
Left swing pilot line
A1
SAE 5000psi 1 Left travel (forward) line
pb4
G1/4
Boom 2-down drain line
B1
SAE 5000psi 1 Left travel (backward) line
pb5
G1/4
Arm 1 in pilot line
A2
SAE 5000psi 1 Option line
pb7
G1/4
Bucket-close pilot line
B2
SAE 5000psi 1 Option line
pb8
G1/4
Boom 1-down pilot line
A3
SAE 5000psi 1 Swing right line
pb9
G1/4
Arm 2-in pilot line
B3
SAE 5000psi 1 Swing left line
Pn1
G1/4
Negative control power save
A5
SAE 5000psi 1 Arm-out line
Pn2
G1/4
Negative control power save
B5
SAE 5000psi 1 Arm-in line
PH
G1/4
Pressure boost signal port
T1
Return line
Ps1
G1/4
Negative control line
pb1
G1/4
Left travel backward pilot line
T8
G1/4
Heat circuit line
pb6
G1/4
Right travel backward pilot line
pb2
G1/4
Option line
9
SST-04-06-043EN 3
