Precautions When Using Hammer; Repair Welding; Removing Battery Terminal; Precautions With High-Pressure Oil - Komatsu GALEO HM350-2 Operation & Maintenance Manual

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SAFETY

PRECAUTIONS WHEN USING HAMMER

When using a hammer, pins may fly out or metal particles may be
scattered. This may lead to serious injury. Always do as follows.
If hard metal parts such as pins, and bearings are hit with a
hammer, there is danger that small pieces will fly off; this may
lead to seious injury. Wear protective glasses, hard hat, and
other protective equipment.
If pins are hit with a hammer, there is a hazard that the metal
particles may fly out and injure people in the surrounding area.
Always make sure that no-one is in the surrounding area before
using the hammer.
There is a hazard that the pin hit with strong force may fly out
and injure people in the surrounding area.

REPAIR WELDING

Welding operations must always be carried out by a qualified welder and in a place equipped with proper equipment.
There is a hazard of gas, fire, or electrocution when carrying out welding, so never allow any unqualified personnel
to carry out welding.

REMOVING BATTERY TERMINAL

When repairing the electrical system or when carrying out electrical welding, remove the negative (-) terminal of the
battery to prevent the flow of current.

PRECAUTIONS WITH HIGH-PRESSURE OIL

The hydraulic system is always under internal pressure. When inspecting or replacing piping or hoses, always
check that the pressure in the hydraulic circuit has been released. If the circuit is still under pressure, it will lead to
serious personal injury, so always do as follows.
For details of the method of releasing the pressure: see the section on "INSPECTION AND ADJUSTMENT". Do
not carry out any inspection or replacement operation before the pressure has been completely removed.
If there is any leakage from the piping or hoses, the surrounding area will be wet, so check for cracks in the piping
and hoses and for swelling in the hoses.
When carry out inspection, wear safety glasses and leather gloves.
There is a hazard that high-pressure oil leaking from small holes
may penetrate your skin or cause blindness if it contacts your
eyes directly. If you are hit by a jet of high-pressure oil and suffer
injury to your skin or eyes, wash the place with clean water, and
consult a doctor immediately for medical attention.

PRECAUTIONS FOR HIGH-PRESSURE FUEL

When the engine is running, high-pressure is generated in the engine fuel piping. When carrying out inspection or
maintenance of the fuel piping system, stop the engine and wait for at least 30 seconds to allow the internal pressure
to go down before starting the operation.
PRECAUTIONS FOR MAINTENANCE
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