Leveling Blade Control Valve - LOWER Position.
(2) Centering spring. (3) Passage to piston end of cylinder. (4) Outlet passage. (5) Passage to head end of cylinder. (6) Spool. (8) Inlet passage. (11)
When spool (6) is shifted from the HOLD position to the
LOWER position, the spool is moved to the left. Pressure oil is
allowed to flow from inlet passage (8) to cylinder head end
passage (5) through internal passage (11). This results in the
With spool (6) in the LOWER position, cylinder rod end
passage (3) is open to outlet passage (4).
Centering spring (2) is compressed in this position. When the
blade control lever is released, centering spring (2) returns to
normal position. This pulls the blade control lever back into the