viii Installation Wiring Never use the Machine Controller in locations subject to water, corrosive atmospheres, or flammable gas,or near burnable objects.There is a risk of electrical shock or fire. Do not step on the Machine Controller or place heavy objects on the Machine Controller.There is a risk of injury. Do not block the air exhaust port or allow foreign objects to enter the Machine Controller.There is a risk of element deterioration inside, an accident, or fire. Always mount the Machine Controller in the specified orientation.There is a risk of an accident. Do not subject the Machine Controller to strong shock.There is a risk of an accident. Check the wiring to be sure it has been performed correctly.There is a risk of motor overrun, injury, or an accident. Always use a power supply of the specified voltage.There is a risk of burning. In places with poor power supply conditions, take all steps necessary to ensure that the input power supplyis within the specified voltage range.There is a risk of device damage. Install breakers and other safety measure to provide protection against shorts in external wiring.There is a risk of fire. Provide sufficient shielding when using the Machine Controller in the following locations.There is a risk of device damage. Noise, such as from static electricity Strong electromagnetic or magnetic fields Radiation Near to power lines When connecting the battery, connect the polarity correctly.There is a risk of battery damage or explosion. Only qualified safety-trained personnel should replace the battery.If the battery is replaced incorrectly, machine malfunction or damage, electric shock, or injury may result. When replacing the battery, do not touch the electrodes.Static electricity may damage the electrodes.CAUTIONCAUTION