July 2019 Service and Repair Manual
Manifolds
Part No. 1286829GT S-40 XC • S-45 XC • S-40 TraX • S-45 TraX 61
7-1
Function Manifold Components
The function manifold is located underneath the ground controls side turntable cover.
Schematic
Item
Solenoid Valve, 2 position 3 way
J
26-30 ft-lbs / 35-
R Oscillate circuit pressure
control
33-37 ft-lbs / 45-
Nm
L
Steer actuator fixed speed
control
30-35 ft-lbs / 41-
Nm
Solenoid valve, 2 position 2 way
A
Enable full pressure to
functions when on
26-30 ft-lbs / 35-
Nm
Proportional solenoid valve
T
Turntable rotate variable
speed control
20-25 ft-lbs / 27-
Nm
M
Boom extension variable
speed cont
rol
30-35 ft-lbs / 41-47
Nm
Solenoid Valve, NO, poppet
O
33-37 ft-lbs / 45-
Nm
Proportional solenoid valve
W
Boom variable speed control
20-25 ft-lbs / 27-
Nm
Pressure compensator valve
X
Compensate for pressure
variation
30-35 ft-lbs / 41-
Nm
Check valve, 65 psi / 4.5 bar
AA
Isolate Platform level circuit
20-25 ft-lbs / 27-
Proportional solenoid valve, 3 position 4
way
AE
Select flow direction and
speed for jib and rotate
26-30 ft-lbs / 35-
Nm
Proportional solenoid valve, 3 position
4 way
AD
Select flow direction and
speed for level adjust
26-30 ft-lbs / 35-
Nm
Relief valve, 3500 psi / 241 bar
Z
limit pressure in Platform
level circuit
20-25 ft-lbs / 27-
Nm
bar AF
Prevent jib select tank line
from evacuating
20-25 ft-lbs / 27-
Nm
AB
Select highest pressure in
Platform level circuit
20-25 ft-lbs / 27-
Nm
Check valve. 65 psi / 4.5 bar
AC
Isolate Platform level circuit
20-25 ft-lbs / 27-
Nm
AN
Pilot open check valve for
level adjust
Relief valve, 3200 psi / 221 bar
B
Limit auxiliary pump pressure
20-25 ft-lbs / 27-
Nm