Rki-instruments RM-5000 Series Indicator/Alarm Unit Instrukcja Użytkownika Strona 72

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7 Maintenance 7-4. How to clean
RM-5000 - 72 -
7-4. How to clean
Clean the indicator/alarm unit if it becomes extremely dirty. The indicator/alarm unit must be turned off while
cleaning it. Use a waste cloth to remove dust. Do not use water or organic solvent for cleaning because they
may cause malfunctions.
7-5. How to replace the fuse
Make sure that the power switch of the indicator/alarm unit is OFF.
Pull out the fuse from the fuse holder (see the figure on the right).
Insert a new fuse in the fuse holder.
Fuse holder
Fuse
WARNING
To prevent fire, use a fuse with the specified ratings for the indicator/alarm unit.
Turn the POWER switch OFF and disconnect the power plug from the outlet before replacing a
fuse. Do not use an unspecified fuse or short-circuit the fuse holder.
For more information on fuses, please contact RIKEN KEIKI.
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