Riso RN SERIES, Technical Manual, Page: 6 / 315

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RN (Version 1.0)
CHAPTER 1. MAINTENANCE
!! WARNING !!
Important Safety Precautions
1. Always disconnect electrical supply before placing hands in the
machine.
I. To avoid injuries:
Be sure to disconnect the electrical power before disassembling, assembling,or when
making adjustments on the machine.
II. Protection of the machine:
Make sure to turn OFF the power to the machine before plugging or unplugging the
electrical connectors, or when connecting a Meter.
2. Always connect electrical connectors firmly.
I. To avoid electrical failure:
The connectors must be connected firmly together and onto the PCBs.
Press on the ends of the connectors and then on the middle to ensure a firm fit.
II. Protection of the electrical components:
The electrical components may be damaged due to short circuits caused by a loose
connector.
Wire harness connector
FIRST
THEN
Press the ends.
Press the center, firmly.
WARNING