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Troubleshooting
Troubleshooting Procedures
106 HercuLine™ 2000 Series Actuator - Installation, Operation and Maintenance Manual Revision 7
7/08
Troubleshooting Procedures
Overview
Follow the procedure or flow chart to test for and determine actuator component operation. When using
the flow charts for troubleshooting, you may be instructed to go to another flow chart in order to identify
the faulty component. Instruction for replacing actuator components can be found either in
Maintenance
(page
87) or in the kit with the replacement components.
Equipment needed
You will need the following equipment in order to troubleshoot the symptoms listed in the tables that
follow:
DC Milliammeter – mA DC
Calibration source – Volt, mA, etc.
Digital Voltmeter
Safety precautions
Exercise appropriate safety precautions when troubleshooting the actuator operation.
While the unit is powered, a potentially lethal shock hazard exists inside the case.
Do not open the case while the unit is powered. Do not access the terminals while
the unit is powered.