Airo A Series - 12 Hydraulic Diagram

Use and Maintenance Manual – A12 JE A15 JE A17 JE A12 JED A15 JED
Series
Page 110
12. HYDRAULIC DIAGRAM
1
ELECTRIC MOTOR - AC
2
GEAR PUMP (MOVEMENTS)
3
POT-HOLE CYLINDERS
4
QUICK COUPLING (PRESSURE GAUGE CONNECTION)
5
RETURN FILTER
6
SUCTION FILTER
7
EMERGENCY OPERATION HAND PUMP
8
OIL TANK
9
ON-OFF MOVEMENTS HYDRAULIC LOCK
10
PROPORTIONAL MOVEMENTS HYDRAULIC LOCK
11
INTEGRATED ASSEMBLY
12
JIB ROTATION ACTUATOR (OPTIONAL)
13
JIB CYLINDER
14
STEERING CYLINDER
15
TELESCOPIC BOOM EXTENSION CYLINDER
16
TURRET ROTATION ROTATING TABLE
17
UPPER BOOM CYLINDER
18
PANTOGRAPH CYLINDER (LOWER BOOM)
19
OVER-CENTER VALVE
20
SENSOR CYLINDER (MASTER)
21
CAGE LEVELLING CYLINDER (SLAVE)
22
PLATFORM ROTATION ACTUATOR
23
UNIDIRECTIONAL VALVE
24
PRESSURE FILTER WITH VISUAL INDICATOR
EV4
PANTOGRAPH LIFTING SOLENOID VALVE (LOWER BOOM)
EV5
PANTOGRAPH LOWERING SOLENOID VALVE (LOWER BOOM)
EV6
BOOM EXTENSION SOLENOID VALVE
EV7
BOOM RETRACTION SOLENOID VALVE
EV8
LEFT STEERING SOLENOID VALVE
EV9
RIGHT STEERING SOLENOID VALVE
EV11A
BY-PASS SOLENOID VALVE
EV11B
BY-PASS SOLENOID VALVE
EV12
CLOCKWISE TURRET ROTATION SOLENOID VALVE
EV13
ANTICLOCKWISE TURRET ROTATION SOLENOID VALVE
EV14
UPPER BOOM LIFTING SOLENOID VALVE
EV15
UPPER BOOM LOWERING SOLENOID VALVE
EV16
FORWARD CAGE LEVELLING SOLENOID VALVE
EV17
REVERSE CAGE LEVELLING SOLENOID VALVE
EV18
JIB LIFTING SOLENOID VALVE
EV19
JIB LOWERING SOLENOID VALVE
EV21
CLOCKWISE CAGE ROTATION SOLENOID VALVE
EV22
ANTICLOCKWISE CAGE ROTATION SOLENOID VALVE
EV29A
LEFT POT-HOLE GUARD LOWERING SOLENOID VALVE
EV29B
RIGHT POT-HOLE GUARD LOWERING SOLENOID VALVE
EV30A
LEFT POT-HOLE GUARD LIFTING SOLENOID VALVE
EV30B
RIGHT POT-HOLE GUARD LIFTING SOLENOID VALVE
EV32
CLOCKWISE JIB ROTATION SOLENOID VALVE (OPTIONAL)
EV33
ANTICLOCKWISE JIB ROTATION SOLENOID VALVE (OPTIONAL)