LGMG T20J, Maintenance Manual

Page: 15 / 35

Maintenance Manual of Elevating Work Platform
9
spark, flame, and burning tobacco. A
qualified fire extinguisher shall be
placed in an easily accessible place.
△
!
There is danger of explosion and
fire. If fuel leaks, prevent any additional
person from entering the area or
operating the equipment. Repair the
leakage immediately.
1.10 Vent Fuel Pre-Filter
△
! Risk of explosion and fire. Engine
fuel is combustible. The position
where the equipment is located shall
be inspected. When the step is
executed, equipment shall be located
in an open and well-ventilated area that
keeps away from the heater, spark,
flame and burning tobacco. A qualified
fire extinguisher shall be placed at the
location that is easily accessible.
△
!
Perform the step when the engine
flames out.
Figure 1-9
1. Fuel supply flow to the pump
2. Venting screw
3 .Electrical connection for water level sensor
4. Drain plug
5. Filter insert
6. Fuel inlet from the fuel tank
Check and drain the fuel filter every 8 hours or
every day.
1)
Shut down the engine, and find the fuel
filter.
2) Disconnect cable connection.
3)
Loosen the drainage plug located at the
bottom of the filter cartridge, allowing the
water drained to an appropriate container.
Once any fuel starts to flow out, screw
down the drainage plug immediately.
4) Wipe up any fuel that may be splashed.
5)
Start the engine from the ground control
and inspect whether or not there is leakage
in the fuel filter.
Change the fuel pre-filter insert
1) Switch off the engine.
2) Shut off the fuel supply to the engine (with
high-level tank).
3) Place suitable collecting containers
underneath.
4) Disconnect cable connections.
5) Loosen drain plug and drain liquid.
6) Disassemble filter insert.
7) Clean any dirt of the opposite side of filter
head.
8) Wet the sealing surfaces of the filter
cartridge slightly with fuel and screw back
on to the filter head, clockwise (17-18 Nm).
9) Mount drain plug.
10) Open the fuel shutoff tap and vent the
system, see venting the fuel system.
Vent the fuel system
The fuel system is vented via the electric fuel
supply pump.
In order to ensure that no error messages are
generated, no attempt should be made to start
the system up whilst venting.
This process is carried out as follows:
● Ignition "ON"
The electronic fuel supply pump switches on for