Leeson M1740009.OO, User Manual, Page: 3 / 36

m
Safety Warnings
•
Throughout this manual, this symbol
m
denotes an important
safety message. Please read these sections very carefully
before performing any of the instructions contained in this
manual.
•
Have a qualified electrical maintenance technician install,
adjust and service this equipment. Follow the National
Electrical Code and all other applicable electrical and safety
codes, including the provisions of the Occupational Safety
and Health Act (OSHA), when installing equipment.
•
Reduce the chance of an electrical fire, shock, or explosion by
proper grounding, over-current protection, thermal protection,
and enclosure. Follow sound maintenance procedures.
•
It is possible for a drive to run at full speed as a result of a
component failure. In order to stop the drive in an emergency,
please ensure that a master switch has been placed in the AC
power line.
•
This drive is not isolated from earth ground. Circuit
potentials are at 115 VAC above earth ground. Avoid direct
contact with the printed circuit board or with circuit elements
to prevent the risk of serious injury or fatality. Use a non-
metallic screwdriver for adjusting the calibration trimpots.
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