September 2016
Part No. 1272852
GTH-5519
3-33
Section 3 • Repair Procedures
MANIFOLDS
Function Manifold Components
Pos. Function
Description
Schematic ITEM
a
Boom up/down
Hydraulic proportional control
A1 - B1
b
Fork tilt
Hydraulic proportional control
A2 - B2
c
Boom in/out
Hydraulic proportional control
A3 - B3
d
Auxiliary Circuit
Hydraulic proportional control
A4 - B4
e
-
Load Sensing Relief Valve (4205 psi /
290 bar)
-
f
-
Valve (3915 psi / 270 bar)
-
e
e
f
d
c
b
a