3-14
LX31/41 Electric Work Platform
M
AINTENANCE
Section
3.12
3.12 H
YDRAULIC
P
OWER
U
NIT
NOTE: Brushes on the electric motor can be
replaced without removing the hydraulic
power unit from the chassis by raising and
securely blocking the chassis and work
from underneath the chassis.
NOTE: Power unit may be removed through the
front of the chassis by moving the relay
panel out of the way or through the bottom
of the chassis by raising and securely
blocking the chassis. Drain the hydraulic
tank before removing power unit.
Removal
1. Mark, disconnect and plug the hose assemblies.
2. Mark and disconnect the electric cables.
3. Remove hardware which secures power unit and
remove from chassis.
Installation
1. Install power unit using hardware previously
removed.
2. Unplug and reconnect the hydraulic hoses.
3. Reconnect the electric cables.
4. Fill the tank with clean hydraulic fluid.
5. Check the oil level in the hydraulic tank before
operating the work platform.
6. Operate the pump and check for leaks and proper
operation.
7. Replenish hydraulic fluid if necessary.
Brake Valve
Block
Pump Motors
Figure 3-16: Hydraulic Power Unit
3.13 H
YDRAULIC
B
RAKES
Removal
1. Park the work platform on firm level ground and
block the wheels to prevent the work platform
from rolling.
2. Disconnect the hydraulic brake lines.
3. Tag and disconnect electric cables from drive
motors.
Clean all fittings before disconnecting the hose
assemblies.
Plug all port holes and hose assemblies IMME-
DIATELY to prevent contamination from dust
and debris.
4. Remove capscrews and washers holding the
motor and brake to torque hub.
5. Remove the motor.
6. Remove the brake.
Brake
Drive Motor
Figure 3-17: Rear Axle Assembly
C A U T I O N
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Содержание LX31
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