Hydraulic Symbols Legend - Genie Z-30/20N Service Manual

June 2011
REV A
Hydraulic filter
Check valve
0.045 /
1.14 mm
Orifice
Brake
Double acting
cylinder
M
Pump prime mover
(motor)
N.O.
COM
N.C.
Pressure switch
Part No. 139378
Fixed displacement
pump
Flow regulator valve
Relief valve
Dual relief valve
Filter with by-pass
check valve
Solenoid operated 3 position,
4 way, directional valve
Z-30/20N • Z-30/20N RJ • Z-34/22 • Z-34/22N

Hydraulic Symbols Legend

Counterbalance valve
(dual)
Counterbalance valve
(single)
Differential
sensing valve
Solenoid operated
proportional valve
Bi-directional motor
Section 6 • Schematics
Normally closed
poppet valve
Normally open
poppet valve
Regen circuit
Shutoff valve
6 - 3