Yanmar YM276 Service Manual page 634

270-05-8
Hydraulic System Operation
CONTROL VALVE
6 '
The control valve i s located in the side cover.
The main spool, moved by the control lever, regulates oil flow,
thus raising or lowering the lift arm.
Flow control valve
ICI
minimizes shock at end of l i f t arm
movement.
Check valve
(€1
i s pushed by rod
ID)
allowing oil to return from
the cylinder t o the resewoir when lift arm is lowered.
For valve positions f o r neutral and raising and lowering of lift
arm see chapter
270-10.
A -Main S w o l
8
-
Unload Valve
C
-
Flow Control Valve
D
-
Push Rod
E
-
Check Valve
F
-
Load
Check Vaivs
G
-
K - O i l Return Outlets
L
-
Oil Inlet from Pump
M
-
Oil Port trornlto Cylinds~
SME2760111~04
YM276end 276D
Kinomora. Printed in
Jamn