Komatsu 830E Shop Manual page 28

PRECAUTIONS WHEN CARRYING OUT MAINTENANCE AT HIGH TEMPERATURE OR HIGH PRESSURE
• Immediately after stopping operations, the engine cooling water and oil at
all parts are at high temperature and under high pressure.In this condition, if
the cap is removed, or the oil or water are drained, or the filters are
replaced, it may result in burns or other injury. Wait for the temperature to
go down, then carry out the inspection and maintenance in accordance with
the procedures given in this manual.
ROTATING FAN AND BELT
• Keep away from rotating parts and be careful not to let anything get caught
in them.
• If your body or tools touch the fan blades or fan belt, they may be cut off or
sent flying, so never touch any rotating parts.
WASTE MATERIALS
• Never dump waste oil in a sewer system, rivers, etc.
• Always put oil drained from your machine in containers. Never drain oil
directly on the ground.
• Obey appropriate laws and regulations when disposing of harmful objects
such as oil, fuel, coolant, solvent, filters, batteries, and others.
A3-14 General Safety and Operating Instructions A03020