9
pipe, mount temporary fireproof jacket to protect hose or other materials.
1.30 AVOID HEATING UP INFLAMMABLE LIQUID PIPE
Not permit welding inflammable liquid steel pipe or hose. Before welding this kind of pipe
or hose, clean this pipe or hose completely with incombustible solvent.
1.31 REMOVE PAINT BEFORE WELDING OR HEATING
⚫
Prevent bringing potential poisonous gas and dust.
⚫
When paint is heated up by welding or by other
methods, it will cause poisonous gas.
⚫
Remove paint as following methods before welding or
heating up.
Rub out paint with abrasive paper or wheel, during
this work, remember to wear regulated respirator to avoid
inhaling dust.
Rub out paint with solvent or paint remover. After
rubbing out, clean paint remover with soap and water
before welding. Before welding or heating up, volatilize
the paint remover gas at least 15 minutes.
⚫
The paint removing work should be operated outdoor or at well ventilation sites.
1.32 DISPOSE OF LIQUID SAFELY
⚫
All fuels, the majority of lubricants, and some coolants are inflammable. These inflammable
liquids should be stored away from fire, do not permit stabbing or setting storage case on
fire.
⚫
Dispose of fuel carefully, stop engine before adding fuel, prohibit smoking while adding fuel
or using flame near the machine being added fuel. Add fuel at outdoor site.
⚫
Don’t put oil-containing rags on machine to ensure machine is clean.
1.33 DISPOSE OF CHEMICAL SAFELY
Touching deleterious chemical directly will cause serious injury to human body. The
chemical used in excavator, such as lubricant, coolant, dope, and adhesive, may be deleterious.
Before using deleterious chemical, you should check and understand its danger, know how
to operate safely, and use recommended implement to work.
1.34 AVOID FIRE
In order to avoid fire, following methods are
necessary.
⚫
Check leakage, the leakage of fuel, hydraulic oil and
lubricant may cause fire.
Inspect clamps whether lost, damaged or loosened or
not, hose twisted or not, attrition between hose and hard
pipe or not, oil cooler damaged or not, and oil cooler
connection loosened or not. Use a piece of cardboard to
check leakage, never check leakage with nude hand to
prevent pressured oil from shooting up causing injury.
