TM 5-3805-280-24-1
Theory of Operation
Return oil (R) from the pilot shutoff valve (D), propel
The solenoid valve manifold (S) is mounted on the
flow control valve (C), bucket flow control valve (K),
right control valve. The manifold serves as the central
and the solenoid valves, when solenoid valves are
distribution point for pilot oil (Q) to the arm
de-energized, flows through the manifold to the
regenerative (M), speed sensing (N), propel speed
hydraulic oil tank (G).
change (O), and power boost (P) solenoid valves, the
front (B) and rear (F) pump control valves, and the
The identification letters shown on the hydraulic
swing motor park brake release valve (E). Pilot oil
schematic are on the manifold housing next to the
flows to the manifold when the pilot shutoff valve (A) is
ports.
in unlock position, shutoff lever forward.
TX,9025,GG2609 1920MAY982/2
9025
05
27
6-26