LGMG SR0818D, Руководство по обслуживанию, Страница: 11 / 54

Maintenance Manual of Rough Terrain
Mobile Elevating Work Platform
5
Electric Shock/Explosion Hazards
△
!
Danger: Thermal contact or live
conductors may lead to serious
casualty accidents. Do not wear rings,
watches or other jewelry.
1) Check if the ground wires under the chassis
are missing or damaged.
2) Check the following areas for wires burned,
scratched, corroded, bent or loosened:

Interior of GCU box

Hydraulic valve group wires

Battery wires

Interior of PCU box
3) Turn the key switch to the PCU and pull out
the red emergency shutdown switches on
the GCU and PCU.
4) Raise the platform to a height which is
about 4 m away from the ground.
5) Lift the safety arm and move it to the middle
of scissors axle sleeve, revolve it upward
until it is vertical.
6) Lower the platform height until the safety
arm contacts the axle sleeve completely.
Smashing and Pressing Hazards
△
!
Warning: When the platform is
lowered, make sure the operator's
hand is in the correct position of the
safety arm.
1) Check the chassis and scissors area for
wires burned, scratched, corroded, bent or
loosened:
2) Check the following areas for wires burned,
scratched, corroded, bent or loosened:

Scissors arm wire

ECU to platform

Harness connectors connected to the
platform
3) Check the free coating of insulating oil in
the following locations:

Harness connectors connecting the ECU
with PCU

Level sensors

All wire harness connectors
4) Ascend the platform and restore the safety
arm to the installation position.
5) Shut down the machine after descending
the platform to the folding position.
1.7 Check for batteries
Keep away from fireworks and remove all
rings, watches and other accessories. Wear
goggles, protective gloves and protective
clothing if necessary. Avoid touching the
spilled electrolyte with hands or other parts of
the body. Neutralize with baking soda and
the spilled electrolyte.
Good battery condition is essential for
machine performance and safe operation.
Improper voltage or damaged cables and
wiring may cause component damage and
dangerous situations.
Maintenance-free lead-acid battery
inspection:

Check that the battery locking lever is
secure

Check the wiring of the battery cable.
The wiring is firm and free from
corrosion.

Check whether the battery fluid leaks
and whether the battery is dry and clean.
Check the status of the electric eye every
three months (maintenance free lead-acid
battery).
Check the color of the battery hydrometer as
shown in the figure:
Battery hydrometer
Hydrometer
color
Meaning and treatment
White
Lack of battery fluid. Please shut
down the machine and stop
using it
Black Power loss or damage