Page 5-10
Schematics
- 5.3 - Hydraulics
X Series Work Platform
Legend: Hydraulic Schematic, X31N--066781-021
Reference
number
Name
Function
Location
CV2
Check Valve (2)
Reduces descent rate of
platform
Lift Cylinders
CV3
Check Valve
Allows Depression
Mechanism to retract in drive
mode
Hydraulic Manifold
CYL1
Steering Cylinder
Provides force to turn front
wheels
Front of chassis above
drive motors
CYL2 Lift Cylinder (2)
Provides force to lift platform Elevating Assembly
CYL3 Depression
Mecha-
nism Cylinder (2)
Extends or retracts DM bar
Front of hydraulic tank
CYL5
Brake Cylinder (2)
Stops machine from moving
while parked
Rear End of Chassis
DVR1
Priority Flow Divider Provides priority oil flow to
steering
Hydraulic Manifold
DVR2
Flow Divider
Divides oil to drive motors in
parallel drive mode
Series/Parallel Block
FL1
Suction Strainer
Traps particles in hydraulic
tank
Inside hydraulic tank at
outlet
FL2
Return Filter
Filters oil returning to tank
Back of hydraulic tank
MOT
Drive Motors (2)
Provides tractive effort to
move platform
Front motor mounts
OR1
Orifice
Controls the descent rate by
restricting oil flow
Chassis
OR2
Orifice (2)
Controls the descent rate by
restricting oil flow
Lift Cylinders
PMP
Pump
Provides hydraulic pressure
for all functions
Control Module
RV1
Steering Relief
Valve
Provides pressure protection
to pump and steering
components when steering
Hydraulic Manifold
RV2
Lift Relief Valve
Controls platform capacity
Hydraulic Manifold
RV3
Main Relief Valve
Provides pressure protection
to hydraulic system.
Hydraulic Manifold
TNK
Tank
Holds hydraulic oil
Control Module
V1
Steering Right/Left
Valve
Provides directional control
for steering
Hydraulic Manifold
V2A
Lift Valve
Provides oil control for drive
or lift functions
Hydraulic Manifold
V2B
Down Valve (2)
Allows oil to return to tank;
Lift Cylinder
V3A
Depression Mecha-
nism Extend Valve
Provides oil control for DM
bar
Hydraulic Manifold
V3B
Depression Mecha-
nism Retract Valve
(2)
Provides oil control for DM
bar
Depression
Mechanism Cylinder
V4
Forward/Reverse
Valve
Provides oil control for drive
or lift functions
Hydraulic Manifold
V5
Series/Parallel
Valve (2)
Controls drive speed
Series/Parallel Block
V6
Counterbalance
Valve (2)
Prevents machine from
running away on slopes;
cushions stops
Hydraulic Manifold
V7
Emergency Down
Valve
Lowers Platform manually
when machine doesn’t
function
Chassis
VF
Velocity Fuse (2)
Prevents free fall of platform
in the event of a pressure loss
Lift Cylinder
060571-005
Содержание X Series
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