Cab Widow Glasses; Unauthorized Modifications; Safety At Jobsite; Working On Loose Ground - Komatsu PC160LC-7KA Operation & Maintenance Manual

Hydraulic excavator
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SAFETY
CAB WINDOW GLASSES
If the cab glass on the work equipment side is broken, there is a hazard that the work equipment may contact
the operator's body directly. Stop operation immediately and replace the glass.
The ceiling window is made of organic glass (poly carbonate), and as such it is apt to break easily when receiv-
ing damage on the surface, thereby deteriorating its protective characteristic. If there is a crack or damage
caused by a fallen rock, or when any sign of them is noticed, replace it with a new window.

UNAUTHORIZED MODIFICATIONS

Any modification made without authorization from Komatsu can create hazards. Before making a modification,
consult your Komatsu distributor.
Komatsu will not be responsible for any injuries, accidents, product failures or other property damages resulting
from modifications made without authorization from Komatsu.

SAFETY AT JOBSITE

Before starting operations, thoroughly check the area for any unusual conditions that could be dangerous.
When carrying out operations near combustible materials such as thatched roofs, dry leaves or dry grass, there
is a hazard of fire, so be careful when operating.
Check the terrain and condition of the ground at the worksite, and determine the safest method of operation.
Do not carry out operations at places where there is a hazard of landslides or falling rocks.
If water lines, gas lines, or high-voltage electrical lines may
be buried under the worksite, contact each utility and iden-
tify their locations. Be careful not to sever or damage any of
these lines.
Take action to prevent unauthorized people from approach-
ing the jobsite.
When working on public roads, position flagmen and erect
barriers to ensure the safety of passing traffic and pedestri-
ans.
When traveling or operating in shallow water or on soft ground, check the shape and condition of the bedrock,
and the depth and speed of flow of the water before starting operations.

WORKING ON LOOSE GROUND

Avoid traveling or operating your machine too close to the edge of cliffs, overhangs, and deep ditches. The
ground may be weak in such areas. If the ground should collapse under the weight or vibration of the machine,
there is a hazard that the machine may fall or tip over. Remember that the soil after heavy rain or blasting or
after earthquakes is weak in these areas.
When working on embankments or near excavated ditches, there is a hazard that the weight and vibration of
the machine will cause the soil to collapse. Before starting operations, take steps to ensure that the ground is
safe and to prevent the machine from rolling over or falling.
SAFETY INFORMATION
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