Section 4 - Schematics
Hydraulic Schematic
104045-021 - AB62 Work Platform - European Model
Page 4-5
4-2 H
YDRAULIC
S
CHEMATIC
Legend: 104048-011 Hydraulic Schematic
REFERENCE
NAME
FUNCTION
LOCATION
CB1
Counterbalance
Valve
Riser Counterbalance
Riser Cylinder
CB2
Counterbalance
Valve
Boom Extend Counterbalance Boom Extend Cylinder
CB3
Counterbalance
Valve
Boom Raise Counterbalance
Boom Raise Cylinder
CB4
Counterbalance
Valve
Jib Counterbalance
Jib Cylinder
CB5
Counterbalance
Valve
Master Counterbalance
Master Cylinder
CB6
Counterbalance
Valve
Slave Counterbalance
Slave Cylinder
CB7
Counterbalance
Valve
Cage Rotate Counterbalance
Cage Rotate Valve
Block
CB8
Counterbalance
Valve
Turret Rotate Counterbalance Turret Rotate Motor
CB9
Counterbalance
Valve
Left Axle Counterbalance
Left AXle Lock Cylinder
CB10
Counterbalance
Valve
Right Axle Counterbalance
Right Axle Lock Cylin-
der
CV1&2
Check Valve
High Pressure Test Port
Check Valve
Main Valve Block
CV3-9
Check Valve
Low Pressure Test Port
Check Valves
Main Valve Block
CV10
Check Valve
Boom Extend Cylinder Check
Valve
Boom Extend Cylinder
CV11
Check Valve
Turret Rotate Check Valve
Turret Rotate Valve
Block
CYL1
Cylinder
Steering Cylinder
Chassis
CLY2
Cylinder
Riser Cylinder
Riser
CYL3
Cylinder
Boom Extend Cylinder
Inside Boom
CYL4
Cylinder
Boom Raise Cylinder
Front of Boom
CYL5
Cylinder
Jib Cylinder
Jib
CYL6
Cylinder
Master Cylinder
Rear of Boom
CYL7
Cylinder
Slave Cylinder
Front of Boom
CYL8
Cylinder
Turret Rotate Brake Cylinder
Turret Rotate Motor
CYL11
Cylinder
Left Axle Lock Cylinder
Front Axle
CYL12
Cylinder
Right Axle Lock Cylinder
Front Axle
FD1-2
Flow Divider
Flow Divider
Drive Valve Block
FL1
Filter
Suction Filter
Tank
FL2
Filter
Suction Filter
Tank
FL3
Filter
Return Filter
Tank
MOT1
Drive Motor
Left Rear Drive Motor
Left Rear Axle
MOT2
Drive Motor
Right Front Drive Motor
Right Front Axle
MOT3
Drive Motor
Right Rear Drive Motor
Right Rear Axle
MOT4
Drive Motor
Left Front Drive Motor
Left Front Axle
ORF1
Orifice
Limit Turret Rotate Speed
Main Valve Block
ORF2
Orifice
Limit Riser down speed
Riser Cylinder
ORF3 & 4 Orifice
Limit Flow Between Front and
Rear Drive Motors
Drive Valve Block
PMP1
Pump
Two Stage Pump
Engine Module
PMP2
Pump
Variable Drive Pump
Engine Module
PMP3
Pump
Auxiliary Pump
Engine Module
ROT
Rotator
Cage Rotator
Platform
RV1
Relief Valve
Low Pressure Relief
Main Valve Block
RV2
Relief Valve
High Pressure Relief
Boom Valve Block
RV3
Relief Valve
Slew Relief
Main Valve Block
RV4
Relief Valve
Jib Cylinder Relief
Jib Cylinder
V1
Valve
Steer Valve
Main Valve Block
V2
Valve
Riser Valve
Main Valve Block
V3
Valve
Boom Extend Valve
Main Valve Block
V4
Valve
Boom Raise Valve
Main Valve Block
V5
Valve
Jib Valve
Main Valve Block
V6
Valve
Cage Level
Main Valve Block
V7
Valve
Turret Rotate
Main Valve Block
V8
Valve
Cage Rotate
Main Valve Block
V9
Valve
Low Flow Valve
Main Valve Block
V10
Valve
High Flow Valve
Main Valve Block
V11
Valve
Diverter Valve
Main Valve Block
V12
Valve
Brake Valve
Brake, Axle Lock,
2-Speed Valve Block
V13
Valve
Axle Float Valve
Brake, Axle Lock,
2-Speed Valve Block
V14
Valve
High Speed Valve
Brake, Axle Lock,
2-Speed Valve Block
V15
Valve
Rear Drive Valve
Drive Valve Block
V16
Valve
Front Drive Valve
Drive Valve Block
REFERENCE
NAME
FUNCTION
LOCATION
1 0 4 5 2 5 - 0 0 0 V
A L V E
M
A N I F O L D
A
S S E M B L Y
HIGH PRESSURE
TEST PORT
LOW PRESSURE
TEST PORT
RV2
CV6
CV7
V9
V10
V1
V2
V3
V4
V5
V6
V7
V8
CV2
CV1
CV8
CV3
CV9
CV4
CV5
RV1
V11
RV3
ORF1