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LG936L Wheel Loader. Manual - part 5

Operation & Maintenance Manual──LG936L Wheel Loader

3.6 Visibility Requirements

z Pay attention to the stability of the front and rear of the machine during operation, since work

equipment may block vision at the front while the load is concentrated on the back wheels.

z Be sure there is no fog, soot, sand or dust cloud that

may block vision.

z Examine the working area and the road condition.

Check whether there are holes, blockages, slosh or

ice.

z Understand the objective of the operation; be sure to understand the meaning of the flags, signals,

and labels before the operation begins.

3.7 Prevent Crushing or Cutting Body

Parts

z Do not put your hand, arm or other parts of your

body into movable parts of equipment. If the

working equipment is in operation, the clearance

will change and this may lead to serious damage or

personal injury when standing too close. The

engine must be turned off and the working

equipment must be locked if people have to work between the moving components.

z Make sure the supporter and the accessories are

correctly set when some one works under the
machine. Do not use the hydraulic tank as support.
The accessories may go down and result in an
accident when the control system moves or the
hydraulic tubes leaks.

z Never do any adjustments when the machine is

operating or the engine is working unless there is
an outstanding reason, such as an emergency.

z Stay far away from any rotating and moving parts.
z Make sure there is no sundry on the vane of engine. Vane could shoot off or cut off the sundry,

tools inside.

Operation & Maintenance Manual──LG936L Wheel Loader

z Do not try to check or maintain a working engine because it is dangerous.

3.8 Notice of Attachment

z Please read the user manual for all of the attachments and the contents in the manual that refers to

an attachment when the attachment is being assembled and used.

z Do not use attachments that are not sold by Shandong Lingong Construction Machinery Co. Ltd

or the sellers specified by Shandong Lingong Construction Machinery Co. Ltd. Using

unauthorized attachments may cause safety problems and go against the normal operation of the

machine, which can influence the service life of the machine.

z Shandong Lingong Construction Machinery Co. Ltd assumes no responsibility for any injury,

accident, or destruction of the machine induced by using unauthorized attachments.

4. STARTING SAFELY

4.1 Before Starting Engine

4.1.1 Safety Operation at Working Area

z Before starting operations, thoroughly inspect the area for any unusual conditions that could be

dangerous.

z Examine the condition of the ground and the quality of the soil in the work area, and determine

the proper method of operation. Before starting work, the ground should be planed and pressed

firmly. If there is a lot of sand and dust, sprinkle with water first.

z When working on public roads, there should be a trained person managing the traffic. Erect the

barricades and use the sign of DON’T ENTER to ensure safety of passing traffic and

pedestrians.

z In the places where objects are buried such as water pipes, gas pipes, or high-voltage cables,

contact the responsible companies to confirm the position of the buried objects and take care not

to damage them during operations.

z When working in water,

swampland or passing a sand bank, check the ground conditions, speed

and depth of the water. Be sure not to exceed the permitted water depth. After working, check and

clean the positions where lubricant is needed. Please refer to

CHAPTER II–6

CIRCUMSTANCES REQUIREMENT

for the depth of water for passage.

z Be sure there are good ventilation conditions when working in a close environment.

Operation & Maintenance Manual──LG936L Wheel Loader

4.1.2 Check before Starting the Engine

z Check the machine carefully before starting work. Report to the manager if there is any abnormal

condition. Operate only after the abnormal conditions are resolved.

z To avoid fire, check whether there are any flammable materials such as wood chips, leaves and

paper which have accumulated on the engine.

z Check whether there is leakage of oil, or water, loose nuts, abnormal sounds, broken or lost parts.
z Check the cab floor, rearview mirror, control lever (or control handle), pedal and handrails for oil,

grease, snow or dirt, and clean.

z Check the level of coolant, fuel and make sure the level of engine oil in the pan is normal. Please

refer to

CHAPTER III – 3.6 Supply of Oils

to check whether the air filter is blocked.

Adjust the operator’s seat to the proper position for operation. Please refer to

CHAPTER III

– 1.2.9 Seat Adjustment

to check whether the safety belt and the fixed equipment (if

assembled) are broken.

The safety belt must be replaced with a new one every three

years.

z Check the gauges for damage, and make sure the control lever (or control handle) is in the

braking position.

z Clean the dirt on the cab window and all the lamps to ensure better visibility.
z Adjust the rear-view mirror and keep the surface clean to ensure the best view from the operator’s

seat. Replace with a new one if the mirror has been damaged.

z Don’t leave any tool or part around the operator’s seat. They may fall because of the vibration

during moving and working, which could break the control lever (or control handle) or switch, or

move the control lever (or control handle) which could start the working equipment and cause an

accident.

z  Check whether the floodlight and signal light is normal and repair if not.
z  Check whether the front and rear frames is unlocked.
z  Clean oil from the handrail and the pedal and the silt and sand from the shoes to avoid slippage,

which may affect the operations.

z Check whether the tires are worn or broken, the bolts and nuts are loose. Especially pay attention

to the loose hub nut and repair or replace for any abnormal situations.

Operation & Maintenance Manual──LG936L Wheel Loader

4.1.3 When Starting the Engine

z Before boarding on the machine, check the machine

again to see whether there are people or blockages

on or under or near the machine. If there are

unrelated people in the working area, ask them to

leave. Do not begin work until they leave.

z Don’t start the machine if there is the tag of “

NO OPERATION

” on

the control handle of the working equipment or shift control handle.

z Sit with the safety belt locked into place.
z Know the meanings for all the warnings on the equipment, meters, and

control equipment on the panel.

z Be sure the parking brake switch is at the braking position and all the control equipment are in

the neutral position.

z Sound the horn for warning.
z Start the engine. Please refer to

CHAPTER III – 3.2.2 Starting of Engine

z Only start the engine in the cab. Do not start the engine by short circuit. It may destroy the

machine if it is started from side short circuit. This is very dangerous.

4.1.4 Check after Starting the Engine

Check after the engine is started to make sure there is no potential danger.
z When examining the machine, park the machine in a spacious place, and do not let unauthorized

people to get close.

z Check whether the engine runs with an abnormal sound or shaking. If so, there may be some

malfunctions; report to the manager immediately. Operate the machine after the malfunctions are

eliminated.

z  Test the control of the engine speed in the neutral gear.
z  Examine the gauges, meters and warning lamp; be sure they are in the normal working range.
z  Operate the control mechanism for the gears. Make sure the front, middle and rear gears are in

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