54 © 2012 Installation and Reference Manual D0125 Rev. H
Section 7 — Understanding VFD Motor Controller Trip Codes
When appears on the display it means that the VFD controller has sensed a fault which
triggers the operator to move off line. Match the fault code with Table 7.1 on page 55 and
follow the procedure discussed in the Solution column. Other fault codes may appear that
are not documented in the table, but can be found online in the Commander SK Getting
Started Guide published by the manufacturer of the motor controller, Control Techniques Ltd.
NOTE: A fault code (most often, ) will also appear on the STC display. You can clear
the STC display by pressing the RESET button on the STC keypad.
Clearing the VFD Motor Controller Display and
Viewing Trip Codes
1. To access the parameter view mode from the status mode (ih or rd display), press and
release the M (Mode) button.
2. To view previous trip codes once the motor controller has been reset, push and hold
either the up or down button until parameter 55 appears on the display.
NOTE: The two digit parameter (01 through 95) locations appear blinking on the left of
the display. Each parameter relates to specific set up or diagnostic operation.
3. Parameter 55 is the first of four memory locations (55 through 58) and provides the most
recent of four trip/fault codes. Having this information available when contacting
HySecurity Technical Support will speed up the troubleshooting process.
4. Compare the trip code to Table 7.1. Follow the procedures discussed in the Solution
column.
If you need further assistance, call HySecurity Technical Support at 800-321-9947.
NOTE: To clear a fault code on the VFD, press the RESET key.
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