Yamato IN604W Instruction Manual page 8

Requirements for Installation
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 62 "List of Dangerous Substances".)
5. Dko not modify
 Modification of this unit is strictly
prohibited. This could cause a failure.
改造
Before Using this unit
改造
6. Installation on horizontal surface
 Set this unit to the flattest place. Setting
this unit on rough or slope place could
cause the vibration or noise, or cause the
unexpectible trouble or malfunction.
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