6
Before using this unit
Precautions when installing the unit
Warning
4. Do not use this unit in an area where there is flammable or explosive gas
Never use this unit in an area where there is flammable or explosive gas. This unit is not
explosion-proof. An arc may be generated when the power switch is turned ON or OFF, and
fire/explosion may result.
Refer to page 47 “13. List of Dangerous Substances”.
5. Do not use explosive or flammable substances
Take extreme care for use of an explosive or a flammable solvent. Such a solvent may cause
an explosion or a fire.
Check whether a solvent can be used or not in the “About the applicable solvents” in the
section 5. Handling precautions (P.24).
Always monitor the oxygen concentration in the unit during operation to assure safety.
Flammable
solvent
Explosive
solvent
Caution
Installation
example
GAS410
Explosive gas
Flammable gas