Troubleshooting and Fault Information
6-9
Table 6.C Troubleshooting
General Problem
Action to Take
Motor does not start
(No output voltage to motor)
(“Stopped” is displayed on the HIM).
(1) Check power circuit
- Check supply voltage.
- Check all fuses and disconnects.
(2) Check motor
- Verify that motor is connected properly.
(3) Check control input signals.
- Verify that Enable signal is present. (“Not Enabled” is displayed on the HIM)
- Verify that Start signal is present.
- Verify that Stop signal is present.
- Verify that Run Forward and Run Reverse signals are NOT both active.
(4) Check parameter mask settings
- Verify that [Start Mask] is set properly.
- Verify that [Logic Mask] is set properly.
- Verify that [Local Mask] is set properly.
Drive Started but motor NOT rotating.
(“At Speed 0.00 Hz” is displayed on HIM).
(1) Check motor
- Verify that motor is connected properly.
(2) Check Frequency Source
- Verify that frequency signal is present at terminal block TB2.
- 4-20mA signal
- 0-10V signal
-Remote Potentiometer
- Verify that Adapter or Preset Frequencies are set properly.
(3) Check control input signals.
- Verify that SW1, SW2 and SW3 are in the proper state. (Refer to Table 5.A on page 5-29)
(4) Check parameter settings and charts on Pages 5-29 and 5-30.
- Verify that [Freq Source] is showing the desired frequency source.
- Verify that [Freq Command] is the desired value.
- Verify that [Reference Mask] is set properly.
efesotomasyon.com - Allen Bradley,Rockwell,plc,servo,drive
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