Kubota M6800S Workshop Manual page 393

M6800 · M6800S · M8200 · M9000, WSM
Down-1 (When Spool is Held at "Down" Position by Detent)
When the spool (1) moves to left, the detent piston (5) and detent ball (6) hold the spool (1) at the DOWN position
as shown in the figure. The pressure-fed oil in the P
via B port. The return oil from implement cylinder flows from A port to the transmission case through T
port opens the check valve 1 (2) and flows to implement cylinder
1
8-M36
HYDRAULIC SYSTEM
(1) Spool
(2) Check Valve 1
(3) Check Valve 2
(4) Poppet
(5) Detent Piston
(6) Detent Ball
A : A Port
B : B Port
P : P Port (From Hydraulic
1 1
Pump)
P : P Port (To Auxiliary
2 2
Control Valve)
N : N Port (To Transmission
1 1
Case)
N : N Port (From Auxiliary
2 2
Control Valve)
T : T Port (To Transmission
1 1
Case)
T : T Port (From Auxiliary
2 2
Control Valve)
W1026632
port.
1
KiSC issued 03, 2008 A