Lift arm valve
1.
EPC valve (Lower and float)
2.
Load check valve (Lift)
3.
LS shuttle valve
4.
Pressure compensation valve (Lower)
5.
EPC valve (Raise)
6.
Suction safety valve (Lower and float)
7.
Suction valve (Lower and float)
8.
Spool
9.
Suction safety valve (Lift)
No.
Check item
10 Suction valve spring
WA500-6
1 5
Standard size
Free length
Installed
x Outside
length
diameter
62.5 x 20.0
34.9
Criteria
Repair limit
Installed
Free
load
length
3.53 N
—
{0.36 kg}
{0.29 kg}
Hydraulic system
Control valve
Unit: mm
Remedy
Installed
If damaged or
load
deformed,
replace spring
2.84 N
10-15